(global["webpackJsonp"] = global["webpackJsonp"] || []).push([["common/vendor"],[
/* 0 */,
/* 1 */
/*!*********************************************************!*\
  !*** ./node_modules/@dcloudio/uni-mp-weixin/dist/wx.js ***!
  \*********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";


Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var objectKeys = ['qy', 'env', 'error', 'version', 'lanDebug', 'cloud', 'serviceMarket', 'router', 'worklet', '__webpack_require_UNI_MP_PLUGIN__'];
var singlePageDisableKey = ['lanDebug', 'router', 'worklet'];
var target = typeof globalThis !== 'undefined' ? globalThis : function () {
  return this;
}();
var key = ['w', 'x'].join('');
var oldWx = target[key];
var launchOption = oldWx.getLaunchOptionsSync ? oldWx.getLaunchOptionsSync() : null;
function isWxKey(key) {
  if (launchOption && launchOption.scene === 1154 && singlePageDisableKey.includes(key)) {
    return false;
  }
  return objectKeys.indexOf(key) > -1 || typeof oldWx[key] === 'function';
}
function initWx() {
  var newWx = {};
  for (var _key in oldWx) {
    if (isWxKey(_key)) {
      // TODO wrapper function
      newWx[_key] = oldWx[_key];
    }
  }
  return newWx;
}
target[key] = initWx();
var _default = target[key];
exports.default = _default;

/***/ }),
/* 2 */
/*!************************************************************!*\
  !*** ./node_modules/@dcloudio/uni-mp-weixin/dist/index.js ***!
  \************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";
/* WEBPACK VAR INJECTION */(function(wx, global) {

var _interopRequireDefault = __webpack_require__(/*! @babel/runtime/helpers/interopRequireDefault */ 4);
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.createApp = createApp;
exports.createComponent = createComponent;
exports.createPage = createPage;
exports.createPlugin = createPlugin;
exports.createSubpackageApp = createSubpackageApp;
exports.default = void 0;
var _slicedToArray2 = _interopRequireDefault(__webpack_require__(/*! @babel/runtime/helpers/slicedToArray */ 5));
var _defineProperty2 = _interopRequireDefault(__webpack_require__(/*! @babel/runtime/helpers/defineProperty */ 11));
var _construct2 = _interopRequireDefault(__webpack_require__(/*! @babel/runtime/helpers/construct */ 15));
var _toConsumableArray2 = _interopRequireDefault(__webpack_require__(/*! @babel/runtime/helpers/toConsumableArray */ 18));
var _typeof2 = _interopRequireDefault(__webpack_require__(/*! @babel/runtime/helpers/typeof */ 13));
var _uniI18n = __webpack_require__(/*! @dcloudio/uni-i18n */ 22);
var _vue = _interopRequireDefault(__webpack_require__(/*! vue */ 25));
function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); enumerableOnly && (symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; })), keys.push.apply(keys, symbols); } return keys; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = null != arguments[i] ? arguments[i] : {}; i % 2 ? ownKeys(Object(source), !0).forEach(function (key) { (0, _defineProperty2.default)(target, key, source[key]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)) : ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } return target; }
var realAtob;
var b64 = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
var b64re = /^(?:[A-Za-z\d+/]{4})*?(?:[A-Za-z\d+/]{2}(?:==)?|[A-Za-z\d+/]{3}=?)?$/;
if (typeof atob !== 'function') {
  realAtob = function realAtob(str) {
    str = String(str).replace(/[\t\n\f\r ]+/g, '');
    if (!b64re.test(str)) {
      throw new Error("Failed to execute 'atob' on 'Window': The string to be decoded is not correctly encoded.");
    }

    // Adding the padding if missing, for semplicity
    str += '=='.slice(2 - (str.length & 3));
    var bitmap;
    var result = '';
    var r1;
    var r2;
    var i = 0;
    for (; i < str.length;) {
      bitmap = b64.indexOf(str.charAt(i++)) << 18 | b64.indexOf(str.charAt(i++)) << 12 | (r1 = b64.indexOf(str.charAt(i++))) << 6 | (r2 = b64.indexOf(str.charAt(i++)));
      result += r1 === 64 ? String.fromCharCode(bitmap >> 16 & 255) : r2 === 64 ? String.fromCharCode(bitmap >> 16 & 255, bitmap >> 8 & 255) : String.fromCharCode(bitmap >> 16 & 255, bitmap >> 8 & 255, bitmap & 255);
    }
    return result;
  };
} else {
  // 注意atob只能在全局对象上调用，例如：`const Base64 = {atob};Base64.atob('xxxx')`是错误的用法
  realAtob = atob;
}
function b64DecodeUnicode(str) {
  return decodeURIComponent(realAtob(str).split('').map(function (c) {
    return '%' + ('00' + c.charCodeAt(0).toString(16)).slice(-2);
  }).join(''));
}
function getCurrentUserInfo() {
  var token = wx.getStorageSync('uni_id_token') || '';
  var tokenArr = token.split('.');
  if (!token || tokenArr.length !== 3) {
    return {
      uid: null,
      role: [],
      permission: [],
      tokenExpired: 0
    };
  }
  var userInfo;
  try {
    userInfo = JSON.parse(b64DecodeUnicode(tokenArr[1]));
  } catch (error) {
    throw new Error('获取当前用户信息出错，详细错误信息为：' + error.message);
  }
  userInfo.tokenExpired = userInfo.exp * 1000;
  delete userInfo.exp;
  delete userInfo.iat;
  return userInfo;
}
function uniIdMixin(Vue) {
  Vue.prototype.uniIDHasRole = function (roleId) {
    var _getCurrentUserInfo = getCurrentUserInfo(),
      role = _getCurrentUserInfo.role;
    return role.indexOf(roleId) > -1;
  };
  Vue.prototype.uniIDHasPermission = function (permissionId) {
    var _getCurrentUserInfo2 = getCurrentUserInfo(),
      permission = _getCurrentUserInfo2.permission;
    return this.uniIDHasRole('admin') || permission.indexOf(permissionId) > -1;
  };
  Vue.prototype.uniIDTokenValid = function () {
    var _getCurrentUserInfo3 = getCurrentUserInfo(),
      tokenExpired = _getCurrentUserInfo3.tokenExpired;
    return tokenExpired > Date.now();
  };
}
var _toString = Object.prototype.toString;
var hasOwnProperty = Object.prototype.hasOwnProperty;
function isFn(fn) {
  return typeof fn === 'function';
}
function isStr(str) {
  return typeof str === 'string';
}
function isObject(obj) {
  return obj !== null && (0, _typeof2.default)(obj) === 'object';
}
function isPlainObject(obj) {
  return _toString.call(obj) === '[object Object]';
}
function hasOwn(obj, key) {
  return hasOwnProperty.call(obj, key);
}
function noop() {}

/**
 * Create a cached version of a pure function.
 */
function cached(fn) {
  var cache = Object.create(null);
  return function cachedFn(str) {
    var hit = cache[str];
    return hit || (cache[str] = fn(str));
  };
}

/**
 * Camelize a hyphen-delimited string.
 */
var camelizeRE = /-(\w)/g;
var camelize = cached(function (str) {
  return str.replace(camelizeRE, function (_, c) {
    return c ? c.toUpperCase() : '';
  });
});
function sortObject(obj) {
  var sortObj = {};
  if (isPlainObject(obj)) {
    Object.keys(obj).sort().forEach(function (key) {
      sortObj[key] = obj[key];
    });
  }
  return !Object.keys(sortObj) ? obj : sortObj;
}
var HOOKS = ['invoke', 'success', 'fail', 'complete', 'returnValue'];
var globalInterceptors = {};
var scopedInterceptors = {};
function mergeHook(parentVal, childVal) {
  var res = childVal ? parentVal ? parentVal.concat(childVal) : Array.isArray(childVal) ? childVal : [childVal] : parentVal;
  return res ? dedupeHooks(res) : res;
}
function dedupeHooks(hooks) {
  var res = [];
  for (var i = 0; i < hooks.length; i++) {
    if (res.indexOf(hooks[i]) === -1) {
      res.push(hooks[i]);
    }
  }
  return res;
}
function removeHook(hooks, hook) {
  var index = hooks.indexOf(hook);
  if (index !== -1) {
    hooks.splice(index, 1);
  }
}
function mergeInterceptorHook(interceptor, option) {
  Object.keys(option).forEach(function (hook) {
    if (HOOKS.indexOf(hook) !== -1 && isFn(option[hook])) {
      interceptor[hook] = mergeHook(interceptor[hook], option[hook]);
    }
  });
}
function removeInterceptorHook(interceptor, option) {
  if (!interceptor || !option) {
    return;
  }
  Object.keys(option).forEach(function (hook) {
    if (HOOKS.indexOf(hook) !== -1 && isFn(option[hook])) {
      removeHook(interceptor[hook], option[hook]);
    }
  });
}
function addInterceptor(method, option) {
  if (typeof method === 'string' && isPlainObject(option)) {
    mergeInterceptorHook(scopedInterceptors[method] || (scopedInterceptors[method] = {}), option);
  } else if (isPlainObject(method)) {
    mergeInterceptorHook(globalInterceptors, method);
  }
}
function removeInterceptor(method, option) {
  if (typeof method === 'string') {
    if (isPlainObject(option)) {
      removeInterceptorHook(scopedInterceptors[method], option);
    } else {
      delete scopedInterceptors[method];
    }
  } else if (isPlainObject(method)) {
    removeInterceptorHook(globalInterceptors, method);
  }
}
function wrapperHook(hook, params) {
  return function (data) {
    return hook(data, params) || data;
  };
}
function isPromise(obj) {
  return !!obj && ((0, _typeof2.default)(obj) === 'object' || typeof obj === 'function') && typeof obj.then === 'function';
}
function queue(hooks, data, params) {
  var promise = false;
  for (var i = 0; i < hooks.length; i++) {
    var hook = hooks[i];
    if (promise) {
      promise = Promise.resolve(wrapperHook(hook, params));
    } else {
      var res = hook(data, params);
      if (isPromise(res)) {
        promise = Promise.resolve(res);
      }
      if (res === false) {
        return {
          then: function then() {}
        };
      }
    }
  }
  return promise || {
    then: function then(callback) {
      return callback(data);
    }
  };
}
function wrapperOptions(interceptor) {
  var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
  ['success', 'fail', 'complete'].forEach(function (name) {
    if (Array.isArray(interceptor[name])) {
      var oldCallback = options[name];
      options[name] = function callbackInterceptor(res) {
        queue(interceptor[name], res, options).then(function (res) {
          /* eslint-disable no-mixed-operators */
          return isFn(oldCallback) && oldCallback(res) || res;
        });
      };
    }
  });
  return options;
}
function wrapperReturnValue(method, returnValue) {
  var returnValueHooks = [];
  if (Array.isArray(globalInterceptors.returnValue)) {
    returnValueHooks.push.apply(returnValueHooks, (0, _toConsumableArray2.default)(globalInterceptors.returnValue));
  }
  var interceptor = scopedInterceptors[method];
  if (interceptor && Array.isArray(interceptor.returnValue)) {
    returnValueHooks.push.apply(returnValueHooks, (0, _toConsumableArray2.default)(interceptor.returnValue));
  }
  returnValueHooks.forEach(function (hook) {
    returnValue = hook(returnValue) || returnValue;
  });
  return returnValue;
}
function getApiInterceptorHooks(method) {
  var interceptor = Object.create(null);
  Object.keys(globalInterceptors).forEach(function (hook) {
    if (hook !== 'returnValue') {
      interceptor[hook] = globalInterceptors[hook].slice();
    }
  });
  var scopedInterceptor = scopedInterceptors[method];
  if (scopedInterceptor) {
    Object.keys(scopedInterceptor).forEach(function (hook) {
      if (hook !== 'returnValue') {
        interceptor[hook] = (interceptor[hook] || []).concat(scopedInterceptor[hook]);
      }
    });
  }
  return interceptor;
}
function invokeApi(method, api, options) {
  for (var _len = arguments.length, params = new Array(_len > 3 ? _len - 3 : 0), _key = 3; _key < _len; _key++) {
    params[_key - 3] = arguments[_key];
  }
  var interceptor = getApiInterceptorHooks(method);
  if (interceptor && Object.keys(interceptor).length) {
    if (Array.isArray(interceptor.invoke)) {
      var res = queue(interceptor.invoke, options);
      return res.then(function (options) {
        // 重新访问 getApiInterceptorHooks, 允许 invoke 中再次调用 addInterceptor,removeInterceptor
        return api.apply(void 0, [wrapperOptions(getApiInterceptorHooks(method), options)].concat(params));
      });
    } else {
      return api.apply(void 0, [wrapperOptions(interceptor, options)].concat(params));
    }
  }
  return api.apply(void 0, [options].concat(params));
}
var promiseInterceptor = {
  returnValue: function returnValue(res) {
    if (!isPromise(res)) {
      return res;
    }
    return new Promise(function (resolve, reject) {
      res.then(function (res) {
        if (res[0]) {
          reject(res[0]);
        } else {
          resolve(res[1]);
        }
      });
    });
  }
};
var SYNC_API_RE = /^\$|Window$|WindowStyle$|sendHostEvent|sendNativeEvent|restoreGlobal|requireGlobal|getCurrentSubNVue|getMenuButtonBoundingClientRect|^report|interceptors|Interceptor$|getSubNVueById|requireNativePlugin|upx2px|hideKeyboard|canIUse|^create|Sync$|Manager$|base64ToArrayBuffer|arrayBufferToBase64|getLocale|setLocale|invokePushCallback|getWindowInfo|getDeviceInfo|getAppBaseInfo|getSystemSetting|getAppAuthorizeSetting|initUTS|requireUTS|registerUTS/;
var CONTEXT_API_RE = /^create|Manager$/;

// Context例外情况
var CONTEXT_API_RE_EXC = ['createBLEConnection'];

// 同步例外情况
var ASYNC_API = ['createBLEConnection', 'createPushMessage'];
var CALLBACK_API_RE = /^on|^off/;
function isContextApi(name) {
  return CONTEXT_API_RE.test(name) && CONTEXT_API_RE_EXC.indexOf(name) === -1;
}
function isSyncApi(name) {
  return SYNC_API_RE.test(name) && ASYNC_API.indexOf(name) === -1;
}
function isCallbackApi(name) {
  return CALLBACK_API_RE.test(name) && name !== 'onPush';
}
function handlePromise(promise) {
  return promise.then(function (data) {
    return [null, data];
  }).catch(function (err) {
    return [err];
  });
}
function shouldPromise(name) {
  if (isContextApi(name) || isSyncApi(name) || isCallbackApi(name)) {
    return false;
  }
  return true;
}

/* eslint-disable no-extend-native */
if (!Promise.prototype.finally) {
  Promise.prototype.finally = function (callback) {
    var promise = this.constructor;
    return this.then(function (value) {
      return promise.resolve(callback()).then(function () {
        return value;
      });
    }, function (reason) {
      return promise.resolve(callback()).then(function () {
        throw reason;
      });
    });
  };
}
function promisify(name, api) {
  if (!shouldPromise(name) || !isFn(api)) {
    return api;
  }
  return function promiseApi() {
    var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
    for (var _len2 = arguments.length, params = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {
      params[_key2 - 1] = arguments[_key2];
    }
    if (isFn(options.success) || isFn(options.fail) || isFn(options.complete)) {
      return wrapperReturnValue(name, invokeApi.apply(void 0, [name, api, options].concat(params)));
    }
    return wrapperReturnValue(name, handlePromise(new Promise(function (resolve, reject) {
      invokeApi.apply(void 0, [name, api, Object.assign({}, options, {
        success: resolve,
        fail: reject
      })].concat(params));
    })));
  };
}
var EPS = 1e-4;
var BASE_DEVICE_WIDTH = 750;
var isIOS = false;
var deviceWidth = 0;
var deviceDPR = 0;
function checkDeviceWidth() {
  var _wx$getSystemInfoSync = wx.getSystemInfoSync(),
    platform = _wx$getSystemInfoSync.platform,
    pixelRatio = _wx$getSystemInfoSync.pixelRatio,
    windowWidth = _wx$getSystemInfoSync.windowWidth; // uni=>wx runtime 编译目标是 uni 对象，内部不允许直接使用 uni

  deviceWidth = windowWidth;
  deviceDPR = pixelRatio;
  isIOS = platform === 'ios';
}
function upx2px(number, newDeviceWidth) {
  if (deviceWidth === 0) {
    checkDeviceWidth();
  }
  number = Number(number);
  if (number === 0) {
    return 0;
  }
  var result = number / BASE_DEVICE_WIDTH * (newDeviceWidth || deviceWidth);
  if (result < 0) {
    result = -result;
  }
  result = Math.floor(result + EPS);
  if (result === 0) {
    if (deviceDPR === 1 || !isIOS) {
      result = 1;
    } else {
      result = 0.5;
    }
  }
  return number < 0 ? -result : result;
}
var LOCALE_ZH_HANS = 'zh-Hans';
var LOCALE_ZH_HANT = 'zh-Hant';
var LOCALE_EN = 'en';
var LOCALE_FR = 'fr';
var LOCALE_ES = 'es';
var messages = {};
var locale;
{
  locale = normalizeLocale(wx.getSystemInfoSync().language) || LOCALE_EN;
}
function initI18nMessages() {
  if (!isEnableLocale()) {
    return;
  }
  var localeKeys = Object.keys(__uniConfig.locales);
  if (localeKeys.length) {
    localeKeys.forEach(function (locale) {
      var curMessages = messages[locale];
      var userMessages = __uniConfig.locales[locale];
      if (curMessages) {
        Object.assign(curMessages, userMessages);
      } else {
        messages[locale] = userMessages;
      }
    });
  }
}
initI18nMessages();
var i18n = (0, _uniI18n.initVueI18n)(locale, {});
var t = i18n.t;
var i18nMixin = i18n.mixin = {
  beforeCreate: function beforeCreate() {
    var _this = this;
    var unwatch = i18n.i18n.watchLocale(function () {
      _this.$forceUpdate();
    });
    this.$once('hook:beforeDestroy', function () {
      unwatch();
    });
  },
  methods: {
    $$t: function $$t(key, values) {
      return t(key, values);
    }
  }
};
var setLocale = i18n.setLocale;
var getLocale = i18n.getLocale;
function initAppLocale(Vue, appVm, locale) {
  var state = Vue.observable({
    locale: locale || i18n.getLocale()
  });
  var localeWatchers = [];
  appVm.$watchLocale = function (fn) {
    localeWatchers.push(fn);
  };
  Object.defineProperty(appVm, '$locale', {
    get: function get() {
      return state.locale;
    },
    set: function set(v) {
      state.locale = v;
      localeWatchers.forEach(function (watch) {
        return watch(v);
      });
    }
  });
}
function isEnableLocale() {
  return typeof __uniConfig !== 'undefined' && __uniConfig.locales && !!Object.keys(__uniConfig.locales).length;
}
function include(str, parts) {
  return !!parts.find(function (part) {
    return str.indexOf(part) !== -1;
  });
}
function startsWith(str, parts) {
  return parts.find(function (part) {
    return str.indexOf(part) === 0;
  });
}
function normalizeLocale(locale, messages) {
  if (!locale) {
    return;
  }
  locale = locale.trim().replace(/_/g, '-');
  if (messages && messages[locale]) {
    return locale;
  }
  locale = locale.toLowerCase();
  if (locale === 'chinese') {
    // 支付宝
    return LOCALE_ZH_HANS;
  }
  if (locale.indexOf('zh') === 0) {
    if (locale.indexOf('-hans') > -1) {
      return LOCALE_ZH_HANS;
    }
    if (locale.indexOf('-hant') > -1) {
      return LOCALE_ZH_HANT;
    }
    if (include(locale, ['-tw', '-hk', '-mo', '-cht'])) {
      return LOCALE_ZH_HANT;
    }
    return LOCALE_ZH_HANS;
  }
  var lang = startsWith(locale, [LOCALE_EN, LOCALE_FR, LOCALE_ES]);
  if (lang) {
    return lang;
  }
}
// export function initI18n() {
//   const localeKeys = Object.keys(__uniConfig.locales || {})
//   if (localeKeys.length) {
//     localeKeys.forEach((locale) =>
//       i18n.add(locale, __uniConfig.locales[locale])
//     )
//   }
// }

function getLocale$1() {
  // 优先使用 $locale
  if (isFn(getApp)) {
    var app = getApp({
      allowDefault: true
    });
    if (app && app.$vm) {
      return app.$vm.$locale;
    }
  }
  return normalizeLocale(wx.getSystemInfoSync().language) || LOCALE_EN;
}
function setLocale$1(locale) {
  var app = isFn(getApp) ? getApp() : false;
  if (!app) {
    return false;
  }
  var oldLocale = app.$vm.$locale;
  if (oldLocale !== locale) {
    app.$vm.$locale = locale;
    onLocaleChangeCallbacks.forEach(function (fn) {
      return fn({
        locale: locale
      });
    });
    return true;
  }
  return false;
}
var onLocaleChangeCallbacks = [];
function onLocaleChange(fn) {
  if (onLocaleChangeCallbacks.indexOf(fn) === -1) {
    onLocaleChangeCallbacks.push(fn);
  }
}
if (typeof global !== 'undefined') {
  global.getLocale = getLocale$1;
}
var interceptors = {
  promiseInterceptor: promiseInterceptor
};
var baseApi = /*#__PURE__*/Object.freeze({
  __proto__: null,
  upx2px: upx2px,
  getLocale: getLocale$1,
  setLocale: setLocale$1,
  onLocaleChange: onLocaleChange,
  addInterceptor: addInterceptor,
  removeInterceptor: removeInterceptor,
  interceptors: interceptors
});
function findExistsPageIndex(url) {
  var pages = getCurrentPages();
  var len = pages.length;
  while (len--) {
    var page = pages[len];
    if (page.$page && page.$page.fullPath === url) {
      return len;
    }
  }
  return -1;
}
var redirectTo = {
  name: function name(fromArgs) {
    if (fromArgs.exists === 'back' && fromArgs.delta) {
      return 'navigateBack';
    }
    return 'redirectTo';
  },
  args: function args(fromArgs) {
    if (fromArgs.exists === 'back' && fromArgs.url) {
      var existsPageIndex = findExistsPageIndex(fromArgs.url);
      if (existsPageIndex !== -1) {
        var delta = getCurrentPages().length - 1 - existsPageIndex;
        if (delta > 0) {
          fromArgs.delta = delta;
        }
      }
    }
  }
};
var previewImage = {
  args: function args(fromArgs) {
    var currentIndex = parseInt(fromArgs.current);
    if (isNaN(currentIndex)) {
      return;
    }
    var urls = fromArgs.urls;
    if (!Array.isArray(urls)) {
      return;
    }
    var len = urls.length;
    if (!len) {
      return;
    }
    if (currentIndex < 0) {
      currentIndex = 0;
    } else if (currentIndex >= len) {
      currentIndex = len - 1;
    }
    if (currentIndex > 0) {
      fromArgs.current = urls[currentIndex];
      fromArgs.urls = urls.filter(function (item, index) {
        return index < currentIndex ? item !== urls[currentIndex] : true;
      });
    } else {
      fromArgs.current = urls[0];
    }
    return {
      indicator: false,
      loop: false
    };
  }
};
var UUID_KEY = '__DC_STAT_UUID';
var deviceId;
function useDeviceId(result) {
  deviceId = deviceId || wx.getStorageSync(UUID_KEY);
  if (!deviceId) {
    deviceId = Date.now() + '' + Math.floor(Math.random() * 1e7);
    wx.setStorage({
      key: UUID_KEY,
      data: deviceId
    });
  }
  result.deviceId = deviceId;
}
function addSafeAreaInsets(result) {
  if (result.safeArea) {
    var safeArea = result.safeArea;
    result.safeAreaInsets = {
      top: safeArea.top,
      left: safeArea.left,
      right: result.windowWidth - safeArea.right,
      bottom: result.screenHeight - safeArea.bottom
    };
  }
}
function populateParameters(result) {
  var _result$brand = result.brand,
    brand = _result$brand === void 0 ? '' : _result$brand,
    _result$model = result.model,
    model = _result$model === void 0 ? '' : _result$model,
    _result$system = result.system,
    system = _result$system === void 0 ? '' : _result$system,
    _result$language = result.language,
    language = _result$language === void 0 ? '' : _result$language,
    theme = result.theme,
    version = result.version,
    platform = result.platform,
    fontSizeSetting = result.fontSizeSetting,
    SDKVersion = result.SDKVersion,
    pixelRatio = result.pixelRatio,
    deviceOrientation = result.deviceOrientation;
  // const isQuickApp = "mp-weixin".indexOf('quickapp-webview') !== -1

  var extraParam = {};

  // osName osVersion
  var osName = '';
  var osVersion = '';
  {
    osName = system.split(' ')[0] || '';
    osVersion = system.split(' ')[1] || '';
  }
  var hostVersion = version;

  // deviceType
  var deviceType = getGetDeviceType(result, model);

  // deviceModel
  var deviceBrand = getDeviceBrand(brand);

  // hostName
  var _hostName = getHostName(result);

  // deviceOrientation
  var _deviceOrientation = deviceOrientation; // 仅 微信 百度 支持

  // devicePixelRatio
  var _devicePixelRatio = pixelRatio;

  // SDKVersion
  var _SDKVersion = SDKVersion;

  // hostLanguage
  var hostLanguage = language.replace(/_/g, '-');

  // wx.getAccountInfoSync

  var parameters = {
    appId: "__UNI__6867529",
    appName: "travel_applet",
    appVersion: "1.0.0",
    appVersionCode: "100",
    appLanguage: getAppLanguage(hostLanguage),
    uniCompileVersion: "3.8.7",
    uniRuntimeVersion: "3.8.7",
    uniPlatform: undefined || "mp-weixin",
    deviceBrand: deviceBrand,
    deviceModel: model,
    deviceType: deviceType,
    devicePixelRatio: _devicePixelRatio,
    deviceOrientation: _deviceOrientation,
    osName: osName.toLocaleLowerCase(),
    osVersion: osVersion,
    hostTheme: theme,
    hostVersion: hostVersion,
    hostLanguage: hostLanguage,
    hostName: _hostName,
    hostSDKVersion: _SDKVersion,
    hostFontSizeSetting: fontSizeSetting,
    windowTop: 0,
    windowBottom: 0,
    // TODO
    osLanguage: undefined,
    osTheme: undefined,
    ua: undefined,
    hostPackageName: undefined,
    browserName: undefined,
    browserVersion: undefined
  };
  Object.assign(result, parameters, extraParam);
}
function getGetDeviceType(result, model) {
  var deviceType = result.deviceType || 'phone';
  {
    var deviceTypeMaps = {
      ipad: 'pad',
      windows: 'pc',
      mac: 'pc'
    };
    var deviceTypeMapsKeys = Object.keys(deviceTypeMaps);
    var _model = model.toLocaleLowerCase();
    for (var index = 0; index < deviceTypeMapsKeys.length; index++) {
      var _m = deviceTypeMapsKeys[index];
      if (_model.indexOf(_m) !== -1) {
        deviceType = deviceTypeMaps[_m];
        break;
      }
    }
  }
  return deviceType;
}
function getDeviceBrand(brand) {
  var deviceBrand = brand;
  if (deviceBrand) {
    deviceBrand = brand.toLocaleLowerCase();
  }
  return deviceBrand;
}
function getAppLanguage(defaultLanguage) {
  return getLocale$1 ? getLocale$1() : defaultLanguage;
}
function getHostName(result) {
  var _platform = 'WeChat';
  var _hostName = result.hostName || _platform; // mp-jd
  {
    if (result.environment) {
      _hostName = result.environment;
    } else if (result.host && result.host.env) {
      _hostName = result.host.env;
    }
  }
  return _hostName;
}
var getSystemInfo = {
  returnValue: function returnValue(result) {
    useDeviceId(result);
    addSafeAreaInsets(result);
    populateParameters(result);
  }
};
var showActionSheet = {
  args: function args(fromArgs) {
    if ((0, _typeof2.default)(fromArgs) === 'object') {
      fromArgs.alertText = fromArgs.title;
    }
  }
};
var getAppBaseInfo = {
  returnValue: function returnValue(result) {
    var _result = result,
      version = _result.version,
      language = _result.language,
      SDKVersion = _result.SDKVersion,
      theme = _result.theme;
    var _hostName = getHostName(result);
    var hostLanguage = language.replace('_', '-');
    result = sortObject(Object.assign(result, {
      appId: "__UNI__6867529",
      appName: "travel_applet",
      appVersion: "1.0.0",
      appVersionCode: "100",
      appLanguage: getAppLanguage(hostLanguage),
      hostVersion: version,
      hostLanguage: hostLanguage,
      hostName: _hostName,
      hostSDKVersion: SDKVersion,
      hostTheme: theme
    }));
  }
};
var getDeviceInfo = {
  returnValue: function returnValue(result) {
    var _result2 = result,
      brand = _result2.brand,
      model = _result2.model;
    var deviceType = getGetDeviceType(result, model);
    var deviceBrand = getDeviceBrand(brand);
    useDeviceId(result);
    result = sortObject(Object.assign(result, {
      deviceType: deviceType,
      deviceBrand: deviceBrand,
      deviceModel: model
    }));
  }
};
var getWindowInfo = {
  returnValue: function returnValue(result) {
    addSafeAreaInsets(result);
    result = sortObject(Object.assign(result, {
      windowTop: 0,
      windowBottom: 0
    }));
  }
};
var getAppAuthorizeSetting = {
  returnValue: function returnValue(result) {
    var locationReducedAccuracy = result.locationReducedAccuracy;
    result.locationAccuracy = 'unsupported';
    if (locationReducedAccuracy === true) {
      result.locationAccuracy = 'reduced';
    } else if (locationReducedAccuracy === false) {
      result.locationAccuracy = 'full';
    }
  }
};

// import navigateTo from 'uni-helpers/navigate-to'

var compressImage = {
  args: function args(fromArgs) {
    // https://developers.weixin.qq.com/community/develop/doc/000c08940c865011298e0a43256800?highLine=compressHeight
    if (fromArgs.compressedHeight && !fromArgs.compressHeight) {
      fromArgs.compressHeight = fromArgs.compressedHeight;
    }
    if (fromArgs.compressedWidth && !fromArgs.compressWidth) {
      fromArgs.compressWidth = fromArgs.compressedWidth;
    }
  }
};
var protocols = {
  redirectTo: redirectTo,
  // navigateTo,  // 由于在微信开发者工具的页面参数，会显示__id__参数，因此暂时关闭mp-weixin对于navigateTo的AOP
  previewImage: previewImage,
  getSystemInfo: getSystemInfo,
  getSystemInfoSync: getSystemInfo,
  showActionSheet: showActionSheet,
  getAppBaseInfo: getAppBaseInfo,
  getDeviceInfo: getDeviceInfo,
  getWindowInfo: getWindowInfo,
  getAppAuthorizeSetting: getAppAuthorizeSetting,
  compressImage: compressImage
};
var todos = ['vibrate', 'preloadPage', 'unPreloadPage', 'loadSubPackage'];
var canIUses = [];
var CALLBACKS = ['success', 'fail', 'cancel', 'complete'];
function processCallback(methodName, method, returnValue) {
  return function (res) {
    return method(processReturnValue(methodName, res, returnValue));
  };
}
function processArgs(methodName, fromArgs) {
  var argsOption = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
  var returnValue = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : {};
  var keepFromArgs = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : false;
  if (isPlainObject(fromArgs)) {
    // 一般 api 的参数解析
    var toArgs = keepFromArgs === true ? fromArgs : {}; // returnValue 为 false 时，说明是格式化返回值，直接在返回值对象上修改赋值
    if (isFn(argsOption)) {
      argsOption = argsOption(fromArgs, toArgs) || {};
    }
    for (var key in fromArgs) {
      if (hasOwn(argsOption, key)) {
        var keyOption = argsOption[key];
        if (isFn(keyOption)) {
          keyOption = keyOption(fromArgs[key], fromArgs, toArgs);
        }
        if (!keyOption) {
          // 不支持的参数
          console.warn("The '".concat(methodName, "' method of platform '\u5FAE\u4FE1\u5C0F\u7A0B\u5E8F' does not support option '").concat(key, "'"));
        } else if (isStr(keyOption)) {
          // 重写参数 key
          toArgs[keyOption] = fromArgs[key];
        } else if (isPlainObject(keyOption)) {
          // {name:newName,value:value}可重新指定参数 key:value
          toArgs[keyOption.name ? keyOption.name : key] = keyOption.value;
        }
      } else if (CALLBACKS.indexOf(key) !== -1) {
        if (isFn(fromArgs[key])) {
          toArgs[key] = processCallback(methodName, fromArgs[key], returnValue);
        }
      } else {
        if (!keepFromArgs) {
          toArgs[key] = fromArgs[key];
        }
      }
    }
    return toArgs;
  } else if (isFn(fromArgs)) {
    fromArgs = processCallback(methodName, fromArgs, returnValue);
  }
  return fromArgs;
}
function processReturnValue(methodName, res, returnValue) {
  var keepReturnValue = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
  if (isFn(protocols.returnValue)) {
    // 处理通用 returnValue
    res = protocols.returnValue(methodName, res);
  }
  return processArgs(methodName, res, returnValue, {}, keepReturnValue);
}
function wrapper(methodName, method) {
  if (hasOwn(protocols, methodName)) {
    var protocol = protocols[methodName];
    if (!protocol) {
      // 暂不支持的 api
      return function () {
        console.error("Platform '\u5FAE\u4FE1\u5C0F\u7A0B\u5E8F' does not support '".concat(methodName, "'."));
      };
    }
    return function (arg1, arg2) {
      // 目前 api 最多两个参数
      var options = protocol;
      if (isFn(protocol)) {
        options = protocol(arg1);
      }
      arg1 = processArgs(methodName, arg1, options.args, options.returnValue);
      var args = [arg1];
      if (typeof arg2 !== 'undefined') {
        args.push(arg2);
      }
      if (isFn(options.name)) {
        methodName = options.name(arg1);
      } else if (isStr(options.name)) {
        methodName = options.name;
      }
      var returnValue = wx[methodName].apply(wx, args);
      if (isSyncApi(methodName)) {
        // 同步 api
        return processReturnValue(methodName, returnValue, options.returnValue, isContextApi(methodName));
      }
      return returnValue;
    };
  }
  return method;
}
var todoApis = Object.create(null);
var TODOS = ['onTabBarMidButtonTap', 'subscribePush', 'unsubscribePush', 'onPush', 'offPush', 'share'];
function createTodoApi(name) {
  return function todoApi(_ref) {
    var fail = _ref.fail,
      complete = _ref.complete;
    var res = {
      errMsg: "".concat(name, ":fail method '").concat(name, "' not supported")
    };
    isFn(fail) && fail(res);
    isFn(complete) && complete(res);
  };
}
TODOS.forEach(function (name) {
  todoApis[name] = createTodoApi(name);
});
var providers = {
  oauth: ['weixin'],
  share: ['weixin'],
  payment: ['wxpay'],
  push: ['weixin']
};
function getProvider(_ref2) {
  var service = _ref2.service,
    success = _ref2.success,
    fail = _ref2.fail,
    complete = _ref2.complete;
  var res = false;
  if (providers[service]) {
    res = {
      errMsg: 'getProvider:ok',
      service: service,
      provider: providers[service]
    };
    isFn(success) && success(res);
  } else {
    res = {
      errMsg: 'getProvider:fail service not found'
    };
    isFn(fail) && fail(res);
  }
  isFn(complete) && complete(res);
}
var extraApi = /*#__PURE__*/Object.freeze({
  __proto__: null,
  getProvider: getProvider
});
var getEmitter = function () {
  var Emitter;
  return function getUniEmitter() {
    if (!Emitter) {
      Emitter = new _vue.default();
    }
    return Emitter;
  };
}();
function apply(ctx, method, args) {
  return ctx[method].apply(ctx, args);
}
function $on() {
  return apply(getEmitter(), '$on', Array.prototype.slice.call(arguments));
}
function $off() {
  return apply(getEmitter(), '$off', Array.prototype.slice.call(arguments));
}
function $once() {
  return apply(getEmitter(), '$once', Array.prototype.slice.call(arguments));
}
function $emit() {
  return apply(getEmitter(), '$emit', Array.prototype.slice.call(arguments));
}
var eventApi = /*#__PURE__*/Object.freeze({
  __proto__: null,
  $on: $on,
  $off: $off,
  $once: $once,
  $emit: $emit
});

/**
 * 框架内 try-catch
 */
/**
 * 开发者 try-catch
 */
function tryCatch(fn) {
  return function () {
    try {
      return fn.apply(fn, arguments);
    } catch (e) {
      // TODO
      console.error(e);
    }
  };
}
function getApiCallbacks(params) {
  var apiCallbacks = {};
  for (var name in params) {
    var param = params[name];
    if (isFn(param)) {
      apiCallbacks[name] = tryCatch(param);
      delete params[name];
    }
  }
  return apiCallbacks;
}
var cid;
var cidErrMsg;
var enabled;
function normalizePushMessage(message) {
  try {
    return JSON.parse(message);
  } catch (e) {}
  return message;
}
function invokePushCallback(args) {
  if (args.type === 'enabled') {
    enabled = true;
  } else if (args.type === 'clientId') {
    cid = args.cid;
    cidErrMsg = args.errMsg;
    invokeGetPushCidCallbacks(cid, args.errMsg);
  } else if (args.type === 'pushMsg') {
    var message = {
      type: 'receive',
      data: normalizePushMessage(args.message)
    };
    for (var i = 0; i < onPushMessageCallbacks.length; i++) {
      var callback = onPushMessageCallbacks[i];
      callback(message);
      // 该消息已被阻止
      if (message.stopped) {
        break;
      }
    }
  } else if (args.type === 'click') {
    onPushMessageCallbacks.forEach(function (callback) {
      callback({
        type: 'click',
        data: normalizePushMessage(args.message)
      });
    });
  }
}
var getPushCidCallbacks = [];
function invokeGetPushCidCallbacks(cid, errMsg) {
  getPushCidCallbacks.forEach(function (callback) {
    callback(cid, errMsg);
  });
  getPushCidCallbacks.length = 0;
}
function getPushClientId(args) {
  if (!isPlainObject(args)) {
    args = {};
  }
  var _getApiCallbacks = getApiCallbacks(args),
    success = _getApiCallbacks.success,
    fail = _getApiCallbacks.fail,
    complete = _getApiCallbacks.complete;
  var hasSuccess = isFn(success);
  var hasFail = isFn(fail);
  var hasComplete = isFn(complete);
  Promise.resolve().then(function () {
    if (typeof enabled === 'undefined') {
      enabled = false;
      cid = '';
      cidErrMsg = 'uniPush is not enabled';
    }
    getPushCidCallbacks.push(function (cid, errMsg) {
      var res;
      if (cid) {
        res = {
          errMsg: 'getPushClientId:ok',
          cid: cid
        };
        hasSuccess && success(res);
      } else {
        res = {
          errMsg: 'getPushClientId:fail' + (errMsg ? ' ' + errMsg : '')
        };
        hasFail && fail(res);
      }
      hasComplete && complete(res);
    });
    if (typeof cid !== 'undefined') {
      invokeGetPushCidCallbacks(cid, cidErrMsg);
    }
  });
}
var onPushMessageCallbacks = [];
// 不使用 defineOnApi 实现，是因为 defineOnApi 依赖 UniServiceJSBridge ，该对象目前在小程序上未提供，故简单实现
var onPushMessage = function onPushMessage(fn) {
  if (onPushMessageCallbacks.indexOf(fn) === -1) {
    onPushMessageCallbacks.push(fn);
  }
};
var offPushMessage = function offPushMessage(fn) {
  if (!fn) {
    onPushMessageCallbacks.length = 0;
  } else {
    var index = onPushMessageCallbacks.indexOf(fn);
    if (index > -1) {
      onPushMessageCallbacks.splice(index, 1);
    }
  }
};
var baseInfo = wx.getAppBaseInfo && wx.getAppBaseInfo();
if (!baseInfo) {
  baseInfo = wx.getSystemInfoSync();
}
var host = baseInfo ? baseInfo.host : null;
var shareVideoMessage = host && host.env === 'SAAASDK' ? wx.miniapp.shareVideoMessage : wx.shareVideoMessage;
var api = /*#__PURE__*/Object.freeze({
  __proto__: null,
  shareVideoMessage: shareVideoMessage,
  getPushClientId: getPushClientId,
  onPushMessage: onPushMessage,
  offPushMessage: offPushMessage,
  invokePushCallback: invokePushCallback
});
var mocks = ['__route__', '__wxExparserNodeId__', '__wxWebviewId__'];
function findVmByVueId(vm, vuePid) {
  var $children = vm.$children;
  // 优先查找直属(反向查找:https://github.com/dcloudio/uni-app/issues/1200)
  for (var i = $children.length - 1; i >= 0; i--) {
    var childVm = $children[i];
    if (childVm.$scope._$vueId === vuePid) {
      return childVm;
    }
  }
  // 反向递归查找
  var parentVm;
  for (var _i = $children.length - 1; _i >= 0; _i--) {
    parentVm = findVmByVueId($children[_i], vuePid);
    if (parentVm) {
      return parentVm;
    }
  }
}
function initBehavior(options) {
  return Behavior(options);
}
function isPage() {
  return !!this.route;
}
function initRelation(detail) {
  this.triggerEvent('__l', detail);
}
function selectAllComponents(mpInstance, selector, $refs) {
  var components = mpInstance.selectAllComponents(selector) || [];
  components.forEach(function (component) {
    var ref = component.dataset.ref;
    $refs[ref] = component.$vm || toSkip(component);
    {
      if (component.dataset.vueGeneric === 'scoped') {
        component.selectAllComponents('.scoped-ref').forEach(function (scopedComponent) {
          selectAllComponents(scopedComponent, selector, $refs);
        });
      }
    }
  });
}
function syncRefs(refs, newRefs) {
  var oldKeys = (0, _construct2.default)(Set, (0, _toConsumableArray2.default)(Object.keys(refs)));
  var newKeys = Object.keys(newRefs);
  newKeys.forEach(function (key) {
    var oldValue = refs[key];
    var newValue = newRefs[key];
    if (Array.isArray(oldValue) && Array.isArray(newValue) && oldValue.length === newValue.length && newValue.every(function (value) {
      return oldValue.includes(value);
    })) {
      return;
    }
    refs[key] = newValue;
    oldKeys.delete(key);
  });
  oldKeys.forEach(function (key) {
    delete refs[key];
  });
  return refs;
}
function initRefs(vm) {
  var mpInstance = vm.$scope;
  var refs = {};
  Object.defineProperty(vm, '$refs', {
    get: function get() {
      var $refs = {};
      selectAllComponents(mpInstance, '.vue-ref', $refs);
      // TODO 暂不考虑 for 中的 scoped
      var forComponents = mpInstance.selectAllComponents('.vue-ref-in-for') || [];
      forComponents.forEach(function (component) {
        var ref = component.dataset.ref;
        if (!$refs[ref]) {
          $refs[ref] = [];
        }
        $refs[ref].push(component.$vm || toSkip(component));
      });
      return syncRefs(refs, $refs);
    }
  });
}
function handleLink(event) {
  var _ref3 = event.detail || event.value,
    vuePid = _ref3.vuePid,
    vueOptions = _ref3.vueOptions; // detail 是微信,value 是百度(dipatch)

  var parentVm;
  if (vuePid) {
    parentVm = findVmByVueId(this.$vm, vuePid);
  }
  if (!parentVm) {
    parentVm = this.$vm;
  }
  vueOptions.parent = parentVm;
}
function markMPComponent(component) {
  // 在 Vue 中标记为小程序组件
  var IS_MP = '__v_isMPComponent';
  Object.defineProperty(component, IS_MP, {
    configurable: true,
    enumerable: false,
    value: true
  });
  return component;
}
function toSkip(obj) {
  var OB = '__ob__';
  var SKIP = '__v_skip';
  if (isObject(obj) && Object.isExtensible(obj)) {
    // 避免被 @vue/composition-api 观测
    Object.defineProperty(obj, OB, {
      configurable: true,
      enumerable: false,
      value: (0, _defineProperty2.default)({}, SKIP, true)
    });
  }
  return obj;
}
var WORKLET_RE = /_(.*)_worklet_factory_/;
function initWorkletMethods(mpMethods, vueMethods) {
  if (vueMethods) {
    Object.keys(vueMethods).forEach(function (name) {
      var matches = name.match(WORKLET_RE);
      if (matches) {
        var workletName = matches[1];
        mpMethods[name] = vueMethods[name];
        mpMethods[workletName] = vueMethods[workletName];
      }
    });
  }
}
var MPPage = Page;
var MPComponent = Component;
var customizeRE = /:/g;
var customize = cached(function (str) {
  return camelize(str.replace(customizeRE, '-'));
});
function initTriggerEvent(mpInstance) {
  var oldTriggerEvent = mpInstance.triggerEvent;
  var newTriggerEvent = function newTriggerEvent(event) {
    for (var _len3 = arguments.length, args = new Array(_len3 > 1 ? _len3 - 1 : 0), _key3 = 1; _key3 < _len3; _key3++) {
      args[_key3 - 1] = arguments[_key3];
    }
    // 事件名统一转驼峰格式，仅处理：当前组件为 vue 组件、当前组件为 vue 组件子组件
    if (this.$vm || this.dataset && this.dataset.comType) {
      event = customize(event);
    } else {
      // 针对微信/QQ小程序单独补充驼峰格式事件，以兼容历史项目
      var newEvent = customize(event);
      if (newEvent !== event) {
        oldTriggerEvent.apply(this, [newEvent].concat(args));
      }
    }
    return oldTriggerEvent.apply(this, [event].concat(args));
  };
  try {
    // 京东小程序 triggerEvent 为只读
    mpInstance.triggerEvent = newTriggerEvent;
  } catch (error) {
    mpInstance._triggerEvent = newTriggerEvent;
  }
}
function initHook(name, options, isComponent) {
  var oldHook = options[name];
  options[name] = function () {
    markMPComponent(this);
    initTriggerEvent(this);
    if (oldHook) {
      for (var _len4 = arguments.length, args = new Array(_len4), _key4 = 0; _key4 < _len4; _key4++) {
        args[_key4] = arguments[_key4];
      }
      return oldHook.apply(this, args);
    }
  };
}
if (!MPPage.__$wrappered) {
  MPPage.__$wrappered = true;
  Page = function Page() {
    var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
    initHook('onLoad', options);
    return MPPage(options);
  };
  Page.after = MPPage.after;
  Component = function Component() {
    var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
    initHook('created', options);
    return MPComponent(options);
  };
}
var PAGE_EVENT_HOOKS = ['onPullDownRefresh', 'onReachBottom', 'onAddToFavorites', 'onShareTimeline', 'onShareAppMessage', 'onPageScroll', 'onResize', 'onTabItemTap'];
function initMocks(vm, mocks) {
  var mpInstance = vm.$mp[vm.mpType];
  mocks.forEach(function (mock) {
    if (hasOwn(mpInstance, mock)) {
      vm[mock] = mpInstance[mock];
    }
  });
}
function hasHook(hook, vueOptions) {
  if (!vueOptions) {
    return true;
  }
  if (_vue.default.options && Array.isArray(_vue.default.options[hook])) {
    return true;
  }
  vueOptions = vueOptions.default || vueOptions;
  if (isFn(vueOptions)) {
    if (isFn(vueOptions.extendOptions[hook])) {
      return true;
    }
    if (vueOptions.super && vueOptions.super.options && Array.isArray(vueOptions.super.options[hook])) {
      return true;
    }
    return false;
  }
  if (isFn(vueOptions[hook]) || Array.isArray(vueOptions[hook])) {
    return true;
  }
  var mixins = vueOptions.mixins;
  if (Array.isArray(mixins)) {
    return !!mixins.find(function (mixin) {
      return hasHook(hook, mixin);
    });
  }
}
function initHooks(mpOptions, hooks, vueOptions) {
  hooks.forEach(function (hook) {
    if (hasHook(hook, vueOptions)) {
      mpOptions[hook] = function (args) {
        return this.$vm && this.$vm.__call_hook(hook, args);
      };
    }
  });
}
function initUnknownHooks(mpOptions, vueOptions) {
  var excludes = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : [];
  findHooks(vueOptions).forEach(function (hook) {
    return initHook$1(mpOptions, hook, excludes);
  });
}
function findHooks(vueOptions) {
  var hooks = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
  if (vueOptions) {
    Object.keys(vueOptions).forEach(function (name) {
      if (name.indexOf('on') === 0 && isFn(vueOptions[name])) {
        hooks.push(name);
      }
    });
  }
  return hooks;
}
function initHook$1(mpOptions, hook, excludes) {
  if (excludes.indexOf(hook) === -1 && !hasOwn(mpOptions, hook)) {
    mpOptions[hook] = function (args) {
      return this.$vm && this.$vm.__call_hook(hook, args);
    };
  }
}
function initVueComponent(Vue, vueOptions) {
  vueOptions = vueOptions.default || vueOptions;
  var VueComponent;
  if (isFn(vueOptions)) {
    VueComponent = vueOptions;
  } else {
    VueComponent = Vue.extend(vueOptions);
  }
  vueOptions = VueComponent.options;
  return [VueComponent, vueOptions];
}
function initSlots(vm, vueSlots) {
  if (Array.isArray(vueSlots) && vueSlots.length) {
    var $slots = Object.create(null);
    vueSlots.forEach(function (slotName) {
      $slots[slotName] = true;
    });
    vm.$scopedSlots = vm.$slots = $slots;
  }
}
function initVueIds(vueIds, mpInstance) {
  vueIds = (vueIds || '').split(',');
  var len = vueIds.length;
  if (len === 1) {
    mpInstance._$vueId = vueIds[0];
  } else if (len === 2) {
    mpInstance._$vueId = vueIds[0];
    mpInstance._$vuePid = vueIds[1];
  }
}
function initData(vueOptions, context) {
  var data = vueOptions.data || {};
  var methods = vueOptions.methods || {};
  if (typeof data === 'function') {
    try {
      data = data.call(context); // 支持 Vue.prototype 上挂的数据
    } catch (e) {
      if (Object({"NODE_ENV":"development","VUE_APP_DARK_MODE":"false","VUE_APP_NAME":"travel_applet","VUE_APP_PLATFORM":"mp-weixin","BASE_URL":"/"}).VUE_APP_DEBUG) {
        console.warn('根据 Vue 的 data 函数初始化小程序 data 失败，请尽量确保 data 函数中不访问 vm 对象，否则可能影响首次数据渲染速度。', data);
      }
    }
  } else {
    try {
      // 对 data 格式化
      data = JSON.parse(JSON.stringify(data));
    } catch (e) {}
  }
  if (!isPlainObject(data)) {
    data = {};
  }
  Object.keys(methods).forEach(function (methodName) {
    if (context.__lifecycle_hooks__.indexOf(methodName) === -1 && !hasOwn(data, methodName)) {
      data[methodName] = methods[methodName];
    }
  });
  return data;
}
var PROP_TYPES = [String, Number, Boolean, Object, Array, null];
function createObserver(name) {
  return function observer(newVal, oldVal) {
    if (this.$vm) {
      this.$vm[name] = newVal; // 为了触发其他非 render watcher
    }
  };
}

function initBehaviors(vueOptions, initBehavior) {
  var vueBehaviors = vueOptions.behaviors;
  var vueExtends = vueOptions.extends;
  var vueMixins = vueOptions.mixins;
  var vueProps = vueOptions.props;
  if (!vueProps) {
    vueOptions.props = vueProps = [];
  }
  var behaviors = [];
  if (Array.isArray(vueBehaviors)) {
    vueBehaviors.forEach(function (behavior) {
      behaviors.push(behavior.replace('uni://', "wx".concat("://")));
      if (behavior === 'uni://form-field') {
        if (Array.isArray(vueProps)) {
          vueProps.push('name');
          vueProps.push('value');
        } else {
          vueProps.name = {
            type: String,
            default: ''
          };
          vueProps.value = {
            type: [String, Number, Boolean, Array, Object, Date],
            default: ''
          };
        }
      }
    });
  }
  if (isPlainObject(vueExtends) && vueExtends.props) {
    behaviors.push(initBehavior({
      properties: initProperties(vueExtends.props, true)
    }));
  }
  if (Array.isArray(vueMixins)) {
    vueMixins.forEach(function (vueMixin) {
      if (isPlainObject(vueMixin) && vueMixin.props) {
        behaviors.push(initBehavior({
          properties: initProperties(vueMixin.props, true)
        }));
      }
    });
  }
  return behaviors;
}
function parsePropType(key, type, defaultValue, file) {
  // [String]=>String
  if (Array.isArray(type) && type.length === 1) {
    return type[0];
  }
  return type;
}
function initProperties(props) {
  var isBehavior = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
  var file = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : '';
  var options = arguments.length > 3 ? arguments[3] : undefined;
  var properties = {};
  if (!isBehavior) {
    properties.vueId = {
      type: String,
      value: ''
    };
    {
      if (options.virtualHost) {
        properties.virtualHostStyle = {
          type: null,
          value: ''
        };
        properties.virtualHostClass = {
          type: null,
          value: ''
        };
      }
    }
    // scopedSlotsCompiler auto
    properties.scopedSlotsCompiler = {
      type: String,
      value: ''
    };
    properties.vueSlots = {
      // 小程序不能直接定义 $slots 的 props，所以通过 vueSlots 转换到 $slots
      type: null,
      value: [],
      observer: function observer(newVal, oldVal) {
        var $slots = Object.create(null);
        newVal.forEach(function (slotName) {
          $slots[slotName] = true;
        });
        this.setData({
          $slots: $slots
        });
      }
    };
  }
  if (Array.isArray(props)) {
    // ['title']
    props.forEach(function (key) {
      properties[key] = {
        type: null,
        observer: createObserver(key)
      };
    });
  } else if (isPlainObject(props)) {
    // {title:{type:String,default:''},content:String}
    Object.keys(props).forEach(function (key) {
      var opts = props[key];
      if (isPlainObject(opts)) {
        // title:{type:String,default:''}
        var value = opts.default;
        if (isFn(value)) {
          value = value();
        }
        opts.type = parsePropType(key, opts.type);
        properties[key] = {
          type: PROP_TYPES.indexOf(opts.type) !== -1 ? opts.type : null,
          value: value,
          observer: createObserver(key)
        };
      } else {
        // content:String
        var type = parsePropType(key, opts);
        properties[key] = {
          type: PROP_TYPES.indexOf(type) !== -1 ? type : null,
          observer: createObserver(key)
        };
      }
    });
  }
  return properties;
}
function wrapper$1(event) {
  // TODO 又得兼容 mpvue 的 mp 对象
  try {
    event.mp = JSON.parse(JSON.stringify(event));
  } catch (e) {}
  event.stopPropagation = noop;
  event.preventDefault = noop;
  event.target = event.target || {};
  if (!hasOwn(event, 'detail')) {
    event.detail = {};
  }
  if (hasOwn(event, 'markerId')) {
    event.detail = (0, _typeof2.default)(event.detail) === 'object' ? event.detail : {};
    event.detail.markerId = event.markerId;
  }
  if (isPlainObject(event.detail)) {
    event.target = Object.assign({}, event.target, event.detail);
  }
  return event;
}
function getExtraValue(vm, dataPathsArray) {
  var context = vm;
  dataPathsArray.forEach(function (dataPathArray) {
    var dataPath = dataPathArray[0];
    var value = dataPathArray[2];
    if (dataPath || typeof value !== 'undefined') {
      // ['','',index,'disable']
      var propPath = dataPathArray[1];
      var valuePath = dataPathArray[3];
      var vFor;
      if (Number.isInteger(dataPath)) {
        vFor = dataPath;
      } else if (!dataPath) {
        vFor = context;
      } else if (typeof dataPath === 'string' && dataPath) {
        if (dataPath.indexOf('#s#') === 0) {
          vFor = dataPath.substr(3);
        } else {
          vFor = vm.__get_value(dataPath, context);
        }
      }
      if (Number.isInteger(vFor)) {
        context = value;
      } else if (!propPath) {
        context = vFor[value];
      } else {
        if (Array.isArray(vFor)) {
          context = vFor.find(function (vForItem) {
            return vm.__get_value(propPath, vForItem) === value;
          });
        } else if (isPlainObject(vFor)) {
          context = Object.keys(vFor).find(function (vForKey) {
            return vm.__get_value(propPath, vFor[vForKey]) === value;
          });
        } else {
          console.error('v-for 暂不支持循环数据：', vFor);
        }
      }
      if (valuePath) {
        context = vm.__get_value(valuePath, context);
      }
    }
  });
  return context;
}
function processEventExtra(vm, extra, event, __args__) {
  var extraObj = {};
  if (Array.isArray(extra) && extra.length) {
    /**
     *[
     *    ['data.items', 'data.id', item.data.id],
     *    ['metas', 'id', meta.id]
     *],
     *[
     *    ['data.items', 'data.id', item.data.id],
     *    ['metas', 'id', meta.id]
     *],
     *'test'
     */
    extra.forEach(function (dataPath, index) {
      if (typeof dataPath === 'string') {
        if (!dataPath) {
          // model,prop.sync
          extraObj['$' + index] = vm;
        } else {
          if (dataPath === '$event') {
            // $event
            extraObj['$' + index] = event;
          } else if (dataPath === 'arguments') {
            extraObj['$' + index] = event.detail ? event.detail.__args__ || __args__ : __args__;
          } else if (dataPath.indexOf('$event.') === 0) {
            // $event.target.value
            extraObj['$' + index] = vm.__get_value(dataPath.replace('$event.', ''), event);
          } else {
            extraObj['$' + index] = vm.__get_value(dataPath);
          }
        }
      } else {
        extraObj['$' + index] = getExtraValue(vm, dataPath);
      }
    });
  }
  return extraObj;
}
function getObjByArray(arr) {
  var obj = {};
  for (var i = 1; i < arr.length; i++) {
    var element = arr[i];
    obj[element[0]] = element[1];
  }
  return obj;
}
function processEventArgs(vm, event) {
  var args = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : [];
  var extra = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : [];
  var isCustom = arguments.length > 4 ? arguments[4] : undefined;
  var methodName = arguments.length > 5 ? arguments[5] : undefined;
  var isCustomMPEvent = false; // wxcomponent 组件，传递原始 event 对象

  // fixed 用户直接触发 mpInstance.triggerEvent
  var __args__ = isPlainObject(event.detail) ? event.detail.__args__ || [event.detail] : [event.detail];
  if (isCustom) {
    // 自定义事件
    isCustomMPEvent = event.currentTarget && event.currentTarget.dataset && event.currentTarget.dataset.comType === 'wx';
    if (!args.length) {
      // 无参数，直接传入 event 或 detail 数组
      if (isCustomMPEvent) {
        return [event];
      }
      return __args__;
    }
  }
  var extraObj = processEventExtra(vm, extra, event, __args__);
  var ret = [];
  args.forEach(function (arg) {
    if (arg === '$event') {
      if (methodName === '__set_model' && !isCustom) {
        // input v-model value
        ret.push(event.target.value);
      } else {
        if (isCustom && !isCustomMPEvent) {
          ret.push(__args__[0]);
        } else {
          // wxcomponent 组件或内置组件
          ret.push(event);
        }
      }
    } else {
      if (Array.isArray(arg) && arg[0] === 'o') {
        ret.push(getObjByArray(arg));
      } else if (typeof arg === 'string' && hasOwn(extraObj, arg)) {
        ret.push(extraObj[arg]);
      } else {
        ret.push(arg);
      }
    }
  });
  return ret;
}
var ONCE = '~';
var CUSTOM = '^';
function isMatchEventType(eventType, optType) {
  return eventType === optType || optType === 'regionchange' && (eventType === 'begin' || eventType === 'end');
}
function getContextVm(vm) {
  var $parent = vm.$parent;
  // 父组件是 scoped slots 或者其他自定义组件时继续查找
  while ($parent && $parent.$parent && ($parent.$options.generic || $parent.$parent.$options.generic || $parent.$scope._$vuePid)) {
    $parent = $parent.$parent;
  }
  return $parent && $parent.$parent;
}
function handleEvent(event) {
  var _this2 = this;
  event = wrapper$1(event);

  // [['tap',[['handle',[1,2,a]],['handle1',[1,2,a]]]]]
  var dataset = (event.currentTarget || event.target).dataset;
  if (!dataset) {
    return console.warn('事件信息不存在');
  }
  var eventOpts = dataset.eventOpts || dataset['event-opts']; // 支付宝 web-view 组件 dataset 非驼峰
  if (!eventOpts) {
    return console.warn('事件信息不存在');
  }

  // [['handle',[1,2,a]],['handle1',[1,2,a]]]
  var eventType = event.type;
  var ret = [];
  eventOpts.forEach(function (eventOpt) {
    var type = eventOpt[0];
    var eventsArray = eventOpt[1];
    var isCustom = type.charAt(0) === CUSTOM;
    type = isCustom ? type.slice(1) : type;
    var isOnce = type.charAt(0) === ONCE;
    type = isOnce ? type.slice(1) : type;
    if (eventsArray && isMatchEventType(eventType, type)) {
      eventsArray.forEach(function (eventArray) {
        var methodName = eventArray[0];
        if (methodName) {
          var handlerCtx = _this2.$vm;
          if (handlerCtx.$options.generic) {
            // mp-weixin,mp-toutiao 抽象节点模拟 scoped slots
            handlerCtx = getContextVm(handlerCtx) || handlerCtx;
          }
          if (methodName === '$emit') {
            handlerCtx.$emit.apply(handlerCtx, processEventArgs(_this2.$vm, event, eventArray[1], eventArray[2], isCustom, methodName));
            return;
          }
          var handler = handlerCtx[methodName];
          if (!isFn(handler)) {
            var _type = _this2.$vm.mpType === 'page' ? 'Page' : 'Component';
            var path = _this2.route || _this2.is;
            throw new Error("".concat(_type, " \"").concat(path, "\" does not have a method \"").concat(methodName, "\""));
          }
          if (isOnce) {
            if (handler.once) {
              return;
            }
            handler.once = true;
          }
          var params = processEventArgs(_this2.$vm, event, eventArray[1], eventArray[2], isCustom, methodName);
          params = Array.isArray(params) ? params : [];
          // 参数尾部增加原始事件对象用于复杂表达式内获取额外数据
          if (/=\s*\S+\.eventParams\s*\|\|\s*\S+\[['"]event-params['"]\]/.test(handler.toString())) {
            // eslint-disable-next-line no-sparse-arrays
            params = params.concat([,,,,,,,,,, event]);
          }
          ret.push(handler.apply(handlerCtx, params));
        }
      });
    }
  });
  if (eventType === 'input' && ret.length === 1 && typeof ret[0] !== 'undefined') {
    return ret[0];
  }
}
var eventChannels = {};
function getEventChannel(id) {
  var eventChannel = eventChannels[id];
  delete eventChannels[id];
  return eventChannel;
}
var hooks = ['onShow', 'onHide', 'onError', 'onPageNotFound', 'onThemeChange', 'onUnhandledRejection'];
function initEventChannel() {
  _vue.default.prototype.getOpenerEventChannel = function () {
    // 微信小程序使用自身getOpenerEventChannel
    {
      return this.$scope.getOpenerEventChannel();
    }
  };
  var callHook = _vue.default.prototype.__call_hook;
  _vue.default.prototype.__call_hook = function (hook, args) {
    if (hook === 'onLoad' && args && args.__id__) {
      this.__eventChannel__ = getEventChannel(args.__id__);
      delete args.__id__;
    }
    return callHook.call(this, hook, args);
  };
}
function initScopedSlotsParams() {
  var center = {};
  var parents = {};
  function currentId(fn) {
    var vueIds = this.$options.propsData.vueId;
    if (vueIds) {
      var vueId = vueIds.split(',')[0];
      fn(vueId);
    }
  }
  _vue.default.prototype.$hasSSP = function (vueId) {
    var slot = center[vueId];
    if (!slot) {
      parents[vueId] = this;
      this.$on('hook:destroyed', function () {
        delete parents[vueId];
      });
    }
    return slot;
  };
  _vue.default.prototype.$getSSP = function (vueId, name, needAll) {
    var slot = center[vueId];
    if (slot) {
      var params = slot[name] || [];
      if (needAll) {
        return params;
      }
      return params[0];
    }
  };
  _vue.default.prototype.$setSSP = function (name, value) {
    var index = 0;
    currentId.call(this, function (vueId) {
      var slot = center[vueId];
      var params = slot[name] = slot[name] || [];
      params.push(value);
      index = params.length - 1;
    });
    return index;
  };
  _vue.default.prototype.$initSSP = function () {
    currentId.call(this, function (vueId) {
      center[vueId] = {};
    });
  };
  _vue.default.prototype.$callSSP = function () {
    currentId.call(this, function (vueId) {
      if (parents[vueId]) {
        parents[vueId].$forceUpdate();
      }
    });
  };
  _vue.default.mixin({
    destroyed: function destroyed() {
      var propsData = this.$options.propsData;
      var vueId = propsData && propsData.vueId;
      if (vueId) {
        delete center[vueId];
        delete parents[vueId];
      }
    }
  });
}
function parseBaseApp(vm, _ref4) {
  var mocks = _ref4.mocks,
    initRefs = _ref4.initRefs;
  initEventChannel();
  {
    initScopedSlotsParams();
  }
  if (vm.$options.store) {
    _vue.default.prototype.$store = vm.$options.store;
  }
  uniIdMixin(_vue.default);
  _vue.default.prototype.mpHost = "mp-weixin";
  _vue.default.mixin({
    beforeCreate: function beforeCreate() {
      if (!this.$options.mpType) {
        return;
      }
      this.mpType = this.$options.mpType;
      this.$mp = (0, _defineProperty2.default)({
        data: {}
      }, this.mpType, this.$options.mpInstance);
      this.$scope = this.$options.mpInstance;
      delete this.$options.mpType;
      delete this.$options.mpInstance;
      if (this.mpType === 'page' && typeof getApp === 'function') {
        // hack vue-i18n
        var app = getApp();
        if (app.$vm && app.$vm.$i18n) {
          this._i18n = app.$vm.$i18n;
        }
      }
      if (this.mpType !== 'app') {
        initRefs(this);
        initMocks(this, mocks);
      }
    }
  });
  var appOptions = {
    onLaunch: function onLaunch(args) {
      if (this.$vm) {
        // 已经初始化过了，主要是为了百度，百度 onShow 在 onLaunch 之前
        return;
      }
      {
        if (wx.canIUse && !wx.canIUse('nextTick')) {
          // 事实 上2.2.3 即可，简单使用 2.3.0 的 nextTick 判断
          console.error('当前微信基础库版本过低，请将 微信开发者工具-详情-项目设置-调试基础库版本 更换为`2.3.0`以上');
        }
      }
      this.$vm = vm;
      this.$vm.$mp = {
        app: this
      };
      this.$vm.$scope = this;
      // vm 上也挂载 globalData
      this.$vm.globalData = this.globalData;
      this.$vm._isMounted = true;
      this.$vm.__call_hook('mounted', args);
      this.$vm.__call_hook('onLaunch', args);
    }
  };

  // 兼容旧版本 globalData
  appOptions.globalData = vm.$options.globalData || {};
  // 将 methods 中的方法挂在 getApp() 中
  var methods = vm.$options.methods;
  if (methods) {
    Object.keys(methods).forEach(function (name) {
      appOptions[name] = methods[name];
    });
  }
  initAppLocale(_vue.default, vm, normalizeLocale(wx.getSystemInfoSync().language) || LOCALE_EN);
  initHooks(appOptions, hooks);
  initUnknownHooks(appOptions, vm.$options);
  return appOptions;
}
function parseApp(vm) {
  return parseBaseApp(vm, {
    mocks: mocks,
    initRefs: initRefs
  });
}
function createApp(vm) {
  App(parseApp(vm));
  return vm;
}
var encodeReserveRE = /[!'()*]/g;
var encodeReserveReplacer = function encodeReserveReplacer(c) {
  return '%' + c.charCodeAt(0).toString(16);
};
var commaRE = /%2C/g;

// fixed encodeURIComponent which is more conformant to RFC3986:
// - escapes [!'()*]
// - preserve commas
var encode = function encode(str) {
  return encodeURIComponent(str).replace(encodeReserveRE, encodeReserveReplacer).replace(commaRE, ',');
};
function stringifyQuery(obj) {
  var encodeStr = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : encode;
  var res = obj ? Object.keys(obj).map(function (key) {
    var val = obj[key];
    if (val === undefined) {
      return '';
    }
    if (val === null) {
      return encodeStr(key);
    }
    if (Array.isArray(val)) {
      var result = [];
      val.forEach(function (val2) {
        if (val2 === undefined) {
          return;
        }
        if (val2 === null) {
          result.push(encodeStr(key));
        } else {
          result.push(encodeStr(key) + '=' + encodeStr(val2));
        }
      });
      return result.join('&');
    }
    return encodeStr(key) + '=' + encodeStr(val);
  }).filter(function (x) {
    return x.length > 0;
  }).join('&') : null;
  return res ? "?".concat(res) : '';
}
function parseBaseComponent(vueComponentOptions) {
  var _ref5 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
    isPage = _ref5.isPage,
    initRelation = _ref5.initRelation;
  var needVueOptions = arguments.length > 2 ? arguments[2] : undefined;
  var _initVueComponent = initVueComponent(_vue.default, vueComponentOptions),
    _initVueComponent2 = (0, _slicedToArray2.default)(_initVueComponent, 2),
    VueComponent = _initVueComponent2[0],
    vueOptions = _initVueComponent2[1];
  var options = _objectSpread({
    multipleSlots: true,
    // styleIsolation: 'apply-shared',
    addGlobalClass: true
  }, vueOptions.options || {});
  {
    // 微信 multipleSlots 部分情况有 bug，导致内容顺序错乱 如 u-list，提供覆盖选项
    if (vueOptions['mp-weixin'] && vueOptions['mp-weixin'].options) {
      Object.assign(options, vueOptions['mp-weixin'].options);
    }
  }
  var componentOptions = {
    options: options,
    data: initData(vueOptions, _vue.default.prototype),
    behaviors: initBehaviors(vueOptions, initBehavior),
    properties: initProperties(vueOptions.props, false, vueOptions.__file, options),
    lifetimes: {
      attached: function attached() {
        var properties = this.properties;
        var options = {
          mpType: isPage.call(this) ? 'page' : 'component',
          mpInstance: this,
          propsData: properties
        };
        initVueIds(properties.vueId, this);

        // 处理父子关系
        initRelation.call(this, {
          vuePid: this._$vuePid,
          vueOptions: options
        });

        // 初始化 vue 实例
        this.$vm = new VueComponent(options);

        // 处理$slots,$scopedSlots（暂不支持动态变化$slots）
        initSlots(this.$vm, properties.vueSlots);

        // 触发首次 setData
        this.$vm.$mount();
      },
      ready: function ready() {
        // 当组件 props 默认值为 true，初始化时传入 false 会导致 created,ready 触发, 但 attached 不触发
        // https://developers.weixin.qq.com/community/develop/doc/00066ae2844cc0f8eb883e2a557800
        if (this.$vm) {
          this.$vm._isMounted = true;
          this.$vm.__call_hook('mounted');
          this.$vm.__call_hook('onReady');
        }
      },
      detached: function detached() {
        this.$vm && this.$vm.$destroy();
      }
    },
    pageLifetimes: {
      show: function show(args) {
        this.$vm && this.$vm.__call_hook('onPageShow', args);
      },
      hide: function hide() {
        this.$vm && this.$vm.__call_hook('onPageHide');
      },
      resize: function resize(size) {
        this.$vm && this.$vm.__call_hook('onPageResize', size);
      }
    },
    methods: {
      __l: handleLink,
      __e: handleEvent
    }
  };
  // externalClasses
  if (vueOptions.externalClasses) {
    componentOptions.externalClasses = vueOptions.externalClasses;
  }
  if (Array.isArray(vueOptions.wxsCallMethods)) {
    vueOptions.wxsCallMethods.forEach(function (callMethod) {
      componentOptions.methods[callMethod] = function (args) {
        return this.$vm[callMethod](args);
      };
    });
  }
  if (needVueOptions) {
    return [componentOptions, vueOptions, VueComponent];
  }
  if (isPage) {
    return componentOptions;
  }
  return [componentOptions, VueComponent];
}
function parseComponent(vueComponentOptions, needVueOptions) {
  return parseBaseComponent(vueComponentOptions, {
    isPage: isPage,
    initRelation: initRelation
  }, needVueOptions);
}
var hooks$1 = ['onShow', 'onHide', 'onUnload'];
hooks$1.push.apply(hooks$1, PAGE_EVENT_HOOKS);
function parseBasePage(vuePageOptions) {
  var _parseComponent = parseComponent(vuePageOptions, true),
    _parseComponent2 = (0, _slicedToArray2.default)(_parseComponent, 2),
    pageOptions = _parseComponent2[0],
    vueOptions = _parseComponent2[1];
  initHooks(pageOptions.methods, hooks$1, vueOptions);
  pageOptions.methods.onLoad = function (query) {
    this.options = query;
    var copyQuery = Object.assign({}, query);
    delete copyQuery.__id__;
    this.$page = {
      fullPath: '/' + (this.route || this.is) + stringifyQuery(copyQuery)
    };
    this.$vm.$mp.query = query; // 兼容 mpvue
    this.$vm.__call_hook('onLoad', query);
  };
  {
    initUnknownHooks(pageOptions.methods, vuePageOptions, ['onReady']);
  }
  {
    initWorkletMethods(pageOptions.methods, vueOptions.methods);
  }
  return pageOptions;
}
function parsePage(vuePageOptions) {
  return parseBasePage(vuePageOptions);
}
function createPage(vuePageOptions) {
  {
    return Component(parsePage(vuePageOptions));
  }
}
function createComponent(vueOptions) {
  {
    return Component(parseComponent(vueOptions));
  }
}
function createSubpackageApp(vm) {
  var appOptions = parseApp(vm);
  var app = getApp({
    allowDefault: true
  });
  vm.$scope = app;
  var globalData = app.globalData;
  if (globalData) {
    Object.keys(appOptions.globalData).forEach(function (name) {
      if (!hasOwn(globalData, name)) {
        globalData[name] = appOptions.globalData[name];
      }
    });
  }
  Object.keys(appOptions).forEach(function (name) {
    if (!hasOwn(app, name)) {
      app[name] = appOptions[name];
    }
  });
  if (isFn(appOptions.onShow) && wx.onAppShow) {
    wx.onAppShow(function () {
      for (var _len5 = arguments.length, args = new Array(_len5), _key5 = 0; _key5 < _len5; _key5++) {
        args[_key5] = arguments[_key5];
      }
      vm.__call_hook('onShow', args);
    });
  }
  if (isFn(appOptions.onHide) && wx.onAppHide) {
    wx.onAppHide(function () {
      for (var _len6 = arguments.length, args = new Array(_len6), _key6 = 0; _key6 < _len6; _key6++) {
        args[_key6] = arguments[_key6];
      }
      vm.__call_hook('onHide', args);
    });
  }
  if (isFn(appOptions.onLaunch)) {
    var args = wx.getLaunchOptionsSync && wx.getLaunchOptionsSync();
    vm.__call_hook('onLaunch', args);
  }
  return vm;
}
function createPlugin(vm) {
  var appOptions = parseApp(vm);
  if (isFn(appOptions.onShow) && wx.onAppShow) {
    wx.onAppShow(function () {
      for (var _len7 = arguments.length, args = new Array(_len7), _key7 = 0; _key7 < _len7; _key7++) {
        args[_key7] = arguments[_key7];
      }
      vm.__call_hook('onShow', args);
    });
  }
  if (isFn(appOptions.onHide) && wx.onAppHide) {
    wx.onAppHide(function () {
      for (var _len8 = arguments.length, args = new Array(_len8), _key8 = 0; _key8 < _len8; _key8++) {
        args[_key8] = arguments[_key8];
      }
      vm.__call_hook('onHide', args);
    });
  }
  if (isFn(appOptions.onLaunch)) {
    var args = wx.getLaunchOptionsSync && wx.getLaunchOptionsSync();
    vm.__call_hook('onLaunch', args);
  }
  return vm;
}
todos.forEach(function (todoApi) {
  protocols[todoApi] = false;
});
canIUses.forEach(function (canIUseApi) {
  var apiName = protocols[canIUseApi] && protocols[canIUseApi].name ? protocols[canIUseApi].name : canIUseApi;
  if (!wx.canIUse(apiName)) {
    protocols[canIUseApi] = false;
  }
});
var uni = {};
if (typeof Proxy !== 'undefined' && "mp-weixin" !== 'app-plus') {
  uni = new Proxy({}, {
    get: function get(target, name) {
      if (hasOwn(target, name)) {
        return target[name];
      }
      if (baseApi[name]) {
        return baseApi[name];
      }
      if (api[name]) {
        return promisify(name, api[name]);
      }
      {
        if (extraApi[name]) {
          return promisify(name, extraApi[name]);
        }
        if (todoApis[name]) {
          return promisify(name, todoApis[name]);
        }
      }
      if (eventApi[name]) {
        return eventApi[name];
      }
      return promisify(name, wrapper(name, wx[name]));
    },
    set: function set(target, name, value) {
      target[name] = value;
      return true;
    }
  });
} else {
  Object.keys(baseApi).forEach(function (name) {
    uni[name] = baseApi[name];
  });
  {
    Object.keys(todoApis).forEach(function (name) {
      uni[name] = promisify(name, todoApis[name]);
    });
    Object.keys(extraApi).forEach(function (name) {
      uni[name] = promisify(name, extraApi[name]);
    });
  }
  Object.keys(eventApi).forEach(function (name) {
    uni[name] = eventApi[name];
  });
  Object.keys(api).forEach(function (name) {
    uni[name] = promisify(name, api[name]);
  });
  Object.keys(wx).forEach(function (name) {
    if (hasOwn(wx, name) || hasOwn(protocols, name)) {
      uni[name] = promisify(name, wrapper(name, wx[name]));
    }
  });
}
wx.createApp = createApp;
wx.createPage = createPage;
wx.createComponent = createComponent;
wx.createSubpackageApp = createSubpackageApp;
wx.createPlugin = createPlugin;
var uni$1 = uni;
var _default = uni$1;
exports.default = _default;
/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./node_modules/@dcloudio/uni-mp-weixin/dist/wx.js */ 1)["default"], __webpack_require__(/*! ./../../../webpack/buildin/global.js */ 3)))

/***/ }),
/* 3 */
/*!***********************************!*\
  !*** (webpack)/buildin/global.js ***!
  \***********************************/
/*! no static exports found */
/***/ (function(module, exports) {

var g;

// This works in non-strict mode
g = (function() {
	return this;
})();

try {
	// This works if eval is allowed (see CSP)
	g = g || new Function("return this")();
} catch (e) {
	// This works if the window reference is available
	if (typeof window === "object") g = window;
}

// g can still be undefined, but nothing to do about it...
// We return undefined, instead of nothing here, so it's
// easier to handle this case. if(!global) { ...}

module.exports = g;


/***/ }),
/* 4 */
/*!**********************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/interopRequireDefault.js ***!
  \**********************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

function _interopRequireDefault(obj) {
  return obj && obj.__esModule ? obj : {
    "default": obj
  };
}
module.exports = _interopRequireDefault, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 5 */
/*!**************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/slicedToArray.js ***!
  \**************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var arrayWithHoles = __webpack_require__(/*! ./arrayWithHoles.js */ 6);
var iterableToArrayLimit = __webpack_require__(/*! ./iterableToArrayLimit.js */ 7);
var unsupportedIterableToArray = __webpack_require__(/*! ./unsupportedIterableToArray.js */ 8);
var nonIterableRest = __webpack_require__(/*! ./nonIterableRest.js */ 10);
function _slicedToArray(arr, i) {
  return arrayWithHoles(arr) || iterableToArrayLimit(arr, i) || unsupportedIterableToArray(arr, i) || nonIterableRest();
}
module.exports = _slicedToArray, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 6 */
/*!***************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/arrayWithHoles.js ***!
  \***************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

function _arrayWithHoles(arr) {
  if (Array.isArray(arr)) return arr;
}
module.exports = _arrayWithHoles, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 7 */
/*!*********************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/iterableToArrayLimit.js ***!
  \*********************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

function _iterableToArrayLimit(arr, i) {
  var _i = null == arr ? null : "undefined" != typeof Symbol && arr[Symbol.iterator] || arr["@@iterator"];
  if (null != _i) {
    var _s,
      _e,
      _x,
      _r,
      _arr = [],
      _n = !0,
      _d = !1;
    try {
      if (_x = (_i = _i.call(arr)).next, 0 === i) {
        if (Object(_i) !== _i) return;
        _n = !1;
      } else for (; !(_n = (_s = _x.call(_i)).done) && (_arr.push(_s.value), _arr.length !== i); _n = !0) {
        ;
      }
    } catch (err) {
      _d = !0, _e = err;
    } finally {
      try {
        if (!_n && null != _i["return"] && (_r = _i["return"](), Object(_r) !== _r)) return;
      } finally {
        if (_d) throw _e;
      }
    }
    return _arr;
  }
}
module.exports = _iterableToArrayLimit, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 8 */
/*!***************************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/unsupportedIterableToArray.js ***!
  \***************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var arrayLikeToArray = __webpack_require__(/*! ./arrayLikeToArray.js */ 9);
function _unsupportedIterableToArray(o, minLen) {
  if (!o) return;
  if (typeof o === "string") return arrayLikeToArray(o, minLen);
  var n = Object.prototype.toString.call(o).slice(8, -1);
  if (n === "Object" && o.constructor) n = o.constructor.name;
  if (n === "Map" || n === "Set") return Array.from(o);
  if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return arrayLikeToArray(o, minLen);
}
module.exports = _unsupportedIterableToArray, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 9 */
/*!*****************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/arrayLikeToArray.js ***!
  \*****************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

function _arrayLikeToArray(arr, len) {
  if (len == null || len > arr.length) len = arr.length;
  for (var i = 0, arr2 = new Array(len); i < len; i++) {
    arr2[i] = arr[i];
  }
  return arr2;
}
module.exports = _arrayLikeToArray, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 10 */
/*!****************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/nonIterableRest.js ***!
  \****************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

function _nonIterableRest() {
  throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
module.exports = _nonIterableRest, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 11 */
/*!***************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/defineProperty.js ***!
  \***************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var toPropertyKey = __webpack_require__(/*! ./toPropertyKey.js */ 12);
function _defineProperty(obj, key, value) {
  key = toPropertyKey(key);
  if (key in obj) {
    Object.defineProperty(obj, key, {
      value: value,
      enumerable: true,
      configurable: true,
      writable: true
    });
  } else {
    obj[key] = value;
  }
  return obj;
}
module.exports = _defineProperty, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 12 */
/*!**************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/toPropertyKey.js ***!
  \**************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var _typeof = __webpack_require__(/*! ./typeof.js */ 13)["default"];
var toPrimitive = __webpack_require__(/*! ./toPrimitive.js */ 14);
function _toPropertyKey(arg) {
  var key = toPrimitive(arg, "string");
  return _typeof(key) === "symbol" ? key : String(key);
}
module.exports = _toPropertyKey, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 13 */
/*!*******************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/typeof.js ***!
  \*******************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

function _typeof(obj) {
  "@babel/helpers - typeof";

  return (module.exports = _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) {
    return typeof obj;
  } : function (obj) {
    return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
  }, module.exports.__esModule = true, module.exports["default"] = module.exports), _typeof(obj);
}
module.exports = _typeof, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 14 */
/*!************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/toPrimitive.js ***!
  \************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var _typeof = __webpack_require__(/*! ./typeof.js */ 13)["default"];
function _toPrimitive(input, hint) {
  if (_typeof(input) !== "object" || input === null) return input;
  var prim = input[Symbol.toPrimitive];
  if (prim !== undefined) {
    var res = prim.call(input, hint || "default");
    if (_typeof(res) !== "object") return res;
    throw new TypeError("@@toPrimitive must return a primitive value.");
  }
  return (hint === "string" ? String : Number)(input);
}
module.exports = _toPrimitive, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 15 */
/*!**********************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/construct.js ***!
  \**********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var setPrototypeOf = __webpack_require__(/*! ./setPrototypeOf.js */ 16);
var isNativeReflectConstruct = __webpack_require__(/*! ./isNativeReflectConstruct.js */ 17);
function _construct(Parent, args, Class) {
  if (isNativeReflectConstruct()) {
    module.exports = _construct = Reflect.construct.bind(), module.exports.__esModule = true, module.exports["default"] = module.exports;
  } else {
    module.exports = _construct = function _construct(Parent, args, Class) {
      var a = [null];
      a.push.apply(a, args);
      var Constructor = Function.bind.apply(Parent, a);
      var instance = new Constructor();
      if (Class) setPrototypeOf(instance, Class.prototype);
      return instance;
    }, module.exports.__esModule = true, module.exports["default"] = module.exports;
  }
  return _construct.apply(null, arguments);
}
module.exports = _construct, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 16 */
/*!***************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/setPrototypeOf.js ***!
  \***************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

function _setPrototypeOf(o, p) {
  module.exports = _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) {
    o.__proto__ = p;
    return o;
  }, module.exports.__esModule = true, module.exports["default"] = module.exports;
  return _setPrototypeOf(o, p);
}
module.exports = _setPrototypeOf, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 17 */
/*!*************************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/isNativeReflectConstruct.js ***!
  \*************************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

function _isNativeReflectConstruct() {
  if (typeof Reflect === "undefined" || !Reflect.construct) return false;
  if (Reflect.construct.sham) return false;
  if (typeof Proxy === "function") return true;
  try {
    Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {}));
    return true;
  } catch (e) {
    return false;
  }
}
module.exports = _isNativeReflectConstruct, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 18 */
/*!******************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/toConsumableArray.js ***!
  \******************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var arrayWithoutHoles = __webpack_require__(/*! ./arrayWithoutHoles.js */ 19);
var iterableToArray = __webpack_require__(/*! ./iterableToArray.js */ 20);
var unsupportedIterableToArray = __webpack_require__(/*! ./unsupportedIterableToArray.js */ 8);
var nonIterableSpread = __webpack_require__(/*! ./nonIterableSpread.js */ 21);
function _toConsumableArray(arr) {
  return arrayWithoutHoles(arr) || iterableToArray(arr) || unsupportedIterableToArray(arr) || nonIterableSpread();
}
module.exports = _toConsumableArray, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 19 */
/*!******************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/arrayWithoutHoles.js ***!
  \******************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var arrayLikeToArray = __webpack_require__(/*! ./arrayLikeToArray.js */ 9);
function _arrayWithoutHoles(arr) {
  if (Array.isArray(arr)) return arrayLikeToArray(arr);
}
module.exports = _arrayWithoutHoles, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 20 */
/*!****************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/iterableToArray.js ***!
  \****************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

function _iterableToArray(iter) {
  if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter);
}
module.exports = _iterableToArray, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 21 */
/*!******************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/nonIterableSpread.js ***!
  \******************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

function _nonIterableSpread() {
  throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
module.exports = _nonIterableSpread, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 22 */
/*!*************************************************************!*\
  !*** ./node_modules/@dcloudio/uni-i18n/dist/uni-i18n.es.js ***!
  \*************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";
/* WEBPACK VAR INJECTION */(function(uni, global) {

var _interopRequireDefault = __webpack_require__(/*! @babel/runtime/helpers/interopRequireDefault */ 4);
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.LOCALE_ZH_HANT = exports.LOCALE_ZH_HANS = exports.LOCALE_FR = exports.LOCALE_ES = exports.LOCALE_EN = exports.I18n = exports.Formatter = void 0;
exports.compileI18nJsonStr = compileI18nJsonStr;
exports.hasI18nJson = hasI18nJson;
exports.initVueI18n = initVueI18n;
exports.isI18nStr = isI18nStr;
exports.isString = void 0;
exports.normalizeLocale = normalizeLocale;
exports.parseI18nJson = parseI18nJson;
exports.resolveLocale = resolveLocale;
var _slicedToArray2 = _interopRequireDefault(__webpack_require__(/*! @babel/runtime/helpers/slicedToArray */ 5));
var _classCallCheck2 = _interopRequireDefault(__webpack_require__(/*! @babel/runtime/helpers/classCallCheck */ 23));
var _createClass2 = _interopRequireDefault(__webpack_require__(/*! @babel/runtime/helpers/createClass */ 24));
var _typeof2 = _interopRequireDefault(__webpack_require__(/*! @babel/runtime/helpers/typeof */ 13));
var isObject = function isObject(val) {
  return val !== null && (0, _typeof2.default)(val) === 'object';
};
var defaultDelimiters = ['{', '}'];
var BaseFormatter = /*#__PURE__*/function () {
  function BaseFormatter() {
    (0, _classCallCheck2.default)(this, BaseFormatter);
    this._caches = Object.create(null);
  }
  (0, _createClass2.default)(BaseFormatter, [{
    key: "interpolate",
    value: function interpolate(message, values) {
      var delimiters = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : defaultDelimiters;
      if (!values) {
        return [message];
      }
      var tokens = this._caches[message];
      if (!tokens) {
        tokens = parse(message, delimiters);
        this._caches[message] = tokens;
      }
      return compile(tokens, values);
    }
  }]);
  return BaseFormatter;
}();
exports.Formatter = BaseFormatter;
var RE_TOKEN_LIST_VALUE = /^(?:\d)+/;
var RE_TOKEN_NAMED_VALUE = /^(?:\w)+/;
function parse(format, _ref) {
  var _ref2 = (0, _slicedToArray2.default)(_ref, 2),
    startDelimiter = _ref2[0],
    endDelimiter = _ref2[1];
  var tokens = [];
  var position = 0;
  var text = '';
  while (position < format.length) {
    var char = format[position++];
    if (char === startDelimiter) {
      if (text) {
        tokens.push({
          type: 'text',
          value: text
        });
      }
      text = '';
      var sub = '';
      char = format[position++];
      while (char !== undefined && char !== endDelimiter) {
        sub += char;
        char = format[position++];
      }
      var isClosed = char === endDelimiter;
      var type = RE_TOKEN_LIST_VALUE.test(sub) ? 'list' : isClosed && RE_TOKEN_NAMED_VALUE.test(sub) ? 'named' : 'unknown';
      tokens.push({
        value: sub,
        type: type
      });
    }
    //  else if (char === '%') {
    //   // when found rails i18n syntax, skip text capture
    //   if (format[position] !== '{') {
    //     text += char
    //   }
    // }
    else {
      text += char;
    }
  }
  text && tokens.push({
    type: 'text',
    value: text
  });
  return tokens;
}
function compile(tokens, values) {
  var compiled = [];
  var index = 0;
  var mode = Array.isArray(values) ? 'list' : isObject(values) ? 'named' : 'unknown';
  if (mode === 'unknown') {
    return compiled;
  }
  while (index < tokens.length) {
    var token = tokens[index];
    switch (token.type) {
      case 'text':
        compiled.push(token.value);
        break;
      case 'list':
        compiled.push(values[parseInt(token.value, 10)]);
        break;
      case 'named':
        if (mode === 'named') {
          compiled.push(values[token.value]);
        } else {
          if (true) {
            console.warn("Type of token '".concat(token.type, "' and format of value '").concat(mode, "' don't match!"));
          }
        }
        break;
      case 'unknown':
        if (true) {
          console.warn("Detect 'unknown' type of token!");
        }
        break;
    }
    index++;
  }
  return compiled;
}
var LOCALE_ZH_HANS = 'zh-Hans';
exports.LOCALE_ZH_HANS = LOCALE_ZH_HANS;
var LOCALE_ZH_HANT = 'zh-Hant';
exports.LOCALE_ZH_HANT = LOCALE_ZH_HANT;
var LOCALE_EN = 'en';
exports.LOCALE_EN = LOCALE_EN;
var LOCALE_FR = 'fr';
exports.LOCALE_FR = LOCALE_FR;
var LOCALE_ES = 'es';
exports.LOCALE_ES = LOCALE_ES;
var hasOwnProperty = Object.prototype.hasOwnProperty;
var hasOwn = function hasOwn(val, key) {
  return hasOwnProperty.call(val, key);
};
var defaultFormatter = new BaseFormatter();
function include(str, parts) {
  return !!parts.find(function (part) {
    return str.indexOf(part) !== -1;
  });
}
function startsWith(str, parts) {
  return parts.find(function (part) {
    return str.indexOf(part) === 0;
  });
}
function normalizeLocale(locale, messages) {
  if (!locale) {
    return;
  }
  locale = locale.trim().replace(/_/g, '-');
  if (messages && messages[locale]) {
    return locale;
  }
  locale = locale.toLowerCase();
  if (locale === 'chinese') {
    // 支付宝
    return LOCALE_ZH_HANS;
  }
  if (locale.indexOf('zh') === 0) {
    if (locale.indexOf('-hans') > -1) {
      return LOCALE_ZH_HANS;
    }
    if (locale.indexOf('-hant') > -1) {
      return LOCALE_ZH_HANT;
    }
    if (include(locale, ['-tw', '-hk', '-mo', '-cht'])) {
      return LOCALE_ZH_HANT;
    }
    return LOCALE_ZH_HANS;
  }
  var locales = [LOCALE_EN, LOCALE_FR, LOCALE_ES];
  if (messages && Object.keys(messages).length > 0) {
    locales = Object.keys(messages);
  }
  var lang = startsWith(locale, locales);
  if (lang) {
    return lang;
  }
}
var I18n = /*#__PURE__*/function () {
  function I18n(_ref3) {
    var locale = _ref3.locale,
      fallbackLocale = _ref3.fallbackLocale,
      messages = _ref3.messages,
      watcher = _ref3.watcher,
      formater = _ref3.formater;
    (0, _classCallCheck2.default)(this, I18n);
    this.locale = LOCALE_EN;
    this.fallbackLocale = LOCALE_EN;
    this.message = {};
    this.messages = {};
    this.watchers = [];
    if (fallbackLocale) {
      this.fallbackLocale = fallbackLocale;
    }
    this.formater = formater || defaultFormatter;
    this.messages = messages || {};
    this.setLocale(locale || LOCALE_EN);
    if (watcher) {
      this.watchLocale(watcher);
    }
  }
  (0, _createClass2.default)(I18n, [{
    key: "setLocale",
    value: function setLocale(locale) {
      var _this = this;
      var oldLocale = this.locale;
      this.locale = normalizeLocale(locale, this.messages) || this.fallbackLocale;
      if (!this.messages[this.locale]) {
        // 可能初始化时不存在
        this.messages[this.locale] = {};
      }
      this.message = this.messages[this.locale];
      // 仅发生变化时，通知
      if (oldLocale !== this.locale) {
        this.watchers.forEach(function (watcher) {
          watcher(_this.locale, oldLocale);
        });
      }
    }
  }, {
    key: "getLocale",
    value: function getLocale() {
      return this.locale;
    }
  }, {
    key: "watchLocale",
    value: function watchLocale(fn) {
      var _this2 = this;
      var index = this.watchers.push(fn) - 1;
      return function () {
        _this2.watchers.splice(index, 1);
      };
    }
  }, {
    key: "add",
    value: function add(locale, message) {
      var override = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true;
      var curMessages = this.messages[locale];
      if (curMessages) {
        if (override) {
          Object.assign(curMessages, message);
        } else {
          Object.keys(message).forEach(function (key) {
            if (!hasOwn(curMessages, key)) {
              curMessages[key] = message[key];
            }
          });
        }
      } else {
        this.messages[locale] = message;
      }
    }
  }, {
    key: "f",
    value: function f(message, values, delimiters) {
      return this.formater.interpolate(message, values, delimiters).join('');
    }
  }, {
    key: "t",
    value: function t(key, locale, values) {
      var message = this.message;
      if (typeof locale === 'string') {
        locale = normalizeLocale(locale, this.messages);
        locale && (message = this.messages[locale]);
      } else {
        values = locale;
      }
      if (!hasOwn(message, key)) {
        console.warn("Cannot translate the value of keypath ".concat(key, ". Use the value of keypath as default."));
        return key;
      }
      return this.formater.interpolate(message[key], values).join('');
    }
  }]);
  return I18n;
}();
exports.I18n = I18n;
function watchAppLocale(appVm, i18n) {
  // 需要保证 watch 的触发在组件渲染之前
  if (appVm.$watchLocale) {
    // vue2
    appVm.$watchLocale(function (newLocale) {
      i18n.setLocale(newLocale);
    });
  } else {
    appVm.$watch(function () {
      return appVm.$locale;
    }, function (newLocale) {
      i18n.setLocale(newLocale);
    });
  }
}
function getDefaultLocale() {
  if (typeof uni !== 'undefined' && uni.getLocale) {
    return uni.getLocale();
  }
  // 小程序平台，uni 和 uni-i18n 互相引用，导致访问不到 uni，故在 global 上挂了 getLocale
  if (typeof global !== 'undefined' && global.getLocale) {
    return global.getLocale();
  }
  return LOCALE_EN;
}
function initVueI18n(locale) {
  var messages = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
  var fallbackLocale = arguments.length > 2 ? arguments[2] : undefined;
  var watcher = arguments.length > 3 ? arguments[3] : undefined;
  // 兼容旧版本入参
  if (typeof locale !== 'string') {
    var _ref4 = [messages, locale];
    locale = _ref4[0];
    messages = _ref4[1];
  }
  if (typeof locale !== 'string') {
    // 因为小程序平台，uni-i18n 和 uni 互相引用，导致此时访问 uni 时，为 undefined
    locale = getDefaultLocale();
  }
  if (typeof fallbackLocale !== 'string') {
    fallbackLocale = typeof __uniConfig !== 'undefined' && __uniConfig.fallbackLocale || LOCALE_EN;
  }
  var i18n = new I18n({
    locale: locale,
    fallbackLocale: fallbackLocale,
    messages: messages,
    watcher: watcher
  });
  var _t = function t(key, values) {
    if (typeof getApp !== 'function') {
      // app view
      /* eslint-disable no-func-assign */
      _t = function t(key, values) {
        return i18n.t(key, values);
      };
    } else {
      var isWatchedAppLocale = false;
      _t = function t(key, values) {
        var appVm = getApp().$vm;
        // 可能$vm还不存在，比如在支付宝小程序中，组件定义较早，在props的default里使用了t()函数（如uni-goods-nav），此时app还未初始化
        // options: {
        // 	type: Array,
        // 	default () {
        // 		return [{
        // 			icon: 'shop',
        // 			text: t("uni-goods-nav.options.shop"),
        // 		}, {
        // 			icon: 'cart',
        // 			text: t("uni-goods-nav.options.cart")
        // 		}]
        // 	}
        // },
        if (appVm) {
          // 触发响应式
          appVm.$locale;
          if (!isWatchedAppLocale) {
            isWatchedAppLocale = true;
            watchAppLocale(appVm, i18n);
          }
        }
        return i18n.t(key, values);
      };
    }
    return _t(key, values);
  };
  return {
    i18n: i18n,
    f: function f(message, values, delimiters) {
      return i18n.f(message, values, delimiters);
    },
    t: function t(key, values) {
      return _t(key, values);
    },
    add: function add(locale, message) {
      var override = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true;
      return i18n.add(locale, message, override);
    },
    watch: function watch(fn) {
      return i18n.watchLocale(fn);
    },
    getLocale: function getLocale() {
      return i18n.getLocale();
    },
    setLocale: function setLocale(newLocale) {
      return i18n.setLocale(newLocale);
    }
  };
}
var isString = function isString(val) {
  return typeof val === 'string';
};
exports.isString = isString;
var formater;
function hasI18nJson(jsonObj, delimiters) {
  if (!formater) {
    formater = new BaseFormatter();
  }
  return walkJsonObj(jsonObj, function (jsonObj, key) {
    var value = jsonObj[key];
    if (isString(value)) {
      if (isI18nStr(value, delimiters)) {
        return true;
      }
    } else {
      return hasI18nJson(value, delimiters);
    }
  });
}
function parseI18nJson(jsonObj, values, delimiters) {
  if (!formater) {
    formater = new BaseFormatter();
  }
  walkJsonObj(jsonObj, function (jsonObj, key) {
    var value = jsonObj[key];
    if (isString(value)) {
      if (isI18nStr(value, delimiters)) {
        jsonObj[key] = compileStr(value, values, delimiters);
      }
    } else {
      parseI18nJson(value, values, delimiters);
    }
  });
  return jsonObj;
}
function compileI18nJsonStr(jsonStr, _ref5) {
  var locale = _ref5.locale,
    locales = _ref5.locales,
    delimiters = _ref5.delimiters;
  if (!isI18nStr(jsonStr, delimiters)) {
    return jsonStr;
  }
  if (!formater) {
    formater = new BaseFormatter();
  }
  var localeValues = [];
  Object.keys(locales).forEach(function (name) {
    if (name !== locale) {
      localeValues.push({
        locale: name,
        values: locales[name]
      });
    }
  });
  localeValues.unshift({
    locale: locale,
    values: locales[locale]
  });
  try {
    return JSON.stringify(compileJsonObj(JSON.parse(jsonStr), localeValues, delimiters), null, 2);
  } catch (e) {}
  return jsonStr;
}
function isI18nStr(value, delimiters) {
  return value.indexOf(delimiters[0]) > -1;
}
function compileStr(value, values, delimiters) {
  return formater.interpolate(value, values, delimiters).join('');
}
function compileValue(jsonObj, key, localeValues, delimiters) {
  var value = jsonObj[key];
  if (isString(value)) {
    // 存在国际化
    if (isI18nStr(value, delimiters)) {
      jsonObj[key] = compileStr(value, localeValues[0].values, delimiters);
      if (localeValues.length > 1) {
        // 格式化国际化语言
        var valueLocales = jsonObj[key + 'Locales'] = {};
        localeValues.forEach(function (localValue) {
          valueLocales[localValue.locale] = compileStr(value, localValue.values, delimiters);
        });
      }
    }
  } else {
    compileJsonObj(value, localeValues, delimiters);
  }
}
function compileJsonObj(jsonObj, localeValues, delimiters) {
  walkJsonObj(jsonObj, function (jsonObj, key) {
    compileValue(jsonObj, key, localeValues, delimiters);
  });
  return jsonObj;
}
function walkJsonObj(jsonObj, walk) {
  if (Array.isArray(jsonObj)) {
    for (var i = 0; i < jsonObj.length; i++) {
      if (walk(jsonObj, i)) {
        return true;
      }
    }
  } else if (isObject(jsonObj)) {
    for (var key in jsonObj) {
      if (walk(jsonObj, key)) {
        return true;
      }
    }
  }
  return false;
}
function resolveLocale(locales) {
  return function (locale) {
    if (!locale) {
      return locale;
    }
    locale = normalizeLocale(locale) || locale;
    return resolveLocaleChain(locale).find(function (locale) {
      return locales.indexOf(locale) > -1;
    });
  };
}
function resolveLocaleChain(locale) {
  var chain = [];
  var tokens = locale.split('-');
  while (tokens.length) {
    chain.push(tokens.join('-'));
    tokens.pop();
  }
  return chain;
}
/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./node_modules/@dcloudio/uni-mp-weixin/dist/index.js */ 2)["default"], __webpack_require__(/*! ./../../../webpack/buildin/global.js */ 3)))

/***/ }),
/* 23 */
/*!***************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/classCallCheck.js ***!
  \***************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

function _classCallCheck(instance, Constructor) {
  if (!(instance instanceof Constructor)) {
    throw new TypeError("Cannot call a class as a function");
  }
}
module.exports = _classCallCheck, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 24 */
/*!************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/createClass.js ***!
  \************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var toPropertyKey = __webpack_require__(/*! ./toPropertyKey.js */ 12);
function _defineProperties(target, props) {
  for (var i = 0; i < props.length; i++) {
    var descriptor = props[i];
    descriptor.enumerable = descriptor.enumerable || false;
    descriptor.configurable = true;
    if ("value" in descriptor) descriptor.writable = true;
    Object.defineProperty(target, toPropertyKey(descriptor.key), descriptor);
  }
}
function _createClass(Constructor, protoProps, staticProps) {
  if (protoProps) _defineProperties(Constructor.prototype, protoProps);
  if (staticProps) _defineProperties(Constructor, staticProps);
  Object.defineProperty(Constructor, "prototype", {
    writable: false
  });
  return Constructor;
}
module.exports = _createClass, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 25 */
/*!******************************************************************************************!*\
  !*** ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/mp-vue/dist/mp.runtime.esm.js ***!
  \******************************************************************************************/
/*! exports provided: default */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* WEBPACK VAR INJECTION */(function(global) {/*!
 * Vue.js v2.6.11
 * (c) 2014-2023 Evan You
 * Released under the MIT License.
 */
/*  */

var emptyObject = Object.freeze({});

// These helpers produce better VM code in JS engines due to their
// explicitness and function inlining.
function isUndef (v) {
  return v === undefined || v === null
}

function isDef (v) {
  return v !== undefined && v !== null
}

function isTrue (v) {
  return v === true
}

function isFalse (v) {
  return v === false
}

/**
 * Check if value is primitive.
 */
function isPrimitive (value) {
  return (
    typeof value === 'string' ||
    typeof value === 'number' ||
    // $flow-disable-line
    typeof value === 'symbol' ||
    typeof value === 'boolean'
  )
}

/**
 * Quick object check - this is primarily used to tell
 * Objects from primitive values when we know the value
 * is a JSON-compliant type.
 */
function isObject (obj) {
  return obj !== null && typeof obj === 'object'
}

/**
 * Get the raw type string of a value, e.g., [object Object].
 */
var _toString = Object.prototype.toString;

function toRawType (value) {
  return _toString.call(value).slice(8, -1)
}

/**
 * Strict object type check. Only returns true
 * for plain JavaScript objects.
 */
function isPlainObject (obj) {
  return _toString.call(obj) === '[object Object]'
}

function isRegExp (v) {
  return _toString.call(v) === '[object RegExp]'
}

/**
 * Check if val is a valid array index.
 */
function isValidArrayIndex (val) {
  var n = parseFloat(String(val));
  return n >= 0 && Math.floor(n) === n && isFinite(val)
}

function isPromise (val) {
  return (
    isDef(val) &&
    typeof val.then === 'function' &&
    typeof val.catch === 'function'
  )
}

/**
 * Convert a value to a string that is actually rendered.
 */
function toString (val) {
  return val == null
    ? ''
    : Array.isArray(val) || (isPlainObject(val) && val.toString === _toString)
      ? JSON.stringify(val, null, 2)
      : String(val)
}

/**
 * Convert an input value to a number for persistence.
 * If the conversion fails, return original string.
 */
function toNumber (val) {
  var n = parseFloat(val);
  return isNaN(n) ? val : n
}

/**
 * Make a map and return a function for checking if a key
 * is in that map.
 */
function makeMap (
  str,
  expectsLowerCase
) {
  var map = Object.create(null);
  var list = str.split(',');
  for (var i = 0; i < list.length; i++) {
    map[list[i]] = true;
  }
  return expectsLowerCase
    ? function (val) { return map[val.toLowerCase()]; }
    : function (val) { return map[val]; }
}

/**
 * Check if a tag is a built-in tag.
 */
var isBuiltInTag = makeMap('slot,component', true);

/**
 * Check if an attribute is a reserved attribute.
 */
var isReservedAttribute = makeMap('key,ref,slot,slot-scope,is');

/**
 * Remove an item from an array.
 */
function remove (arr, item) {
  if (arr.length) {
    var index = arr.indexOf(item);
    if (index > -1) {
      return arr.splice(index, 1)
    }
  }
}

/**
 * Check whether an object has the property.
 */
var hasOwnProperty = Object.prototype.hasOwnProperty;
function hasOwn (obj, key) {
  return hasOwnProperty.call(obj, key)
}

/**
 * Create a cached version of a pure function.
 */
function cached (fn) {
  var cache = Object.create(null);
  return (function cachedFn (str) {
    var hit = cache[str];
    return hit || (cache[str] = fn(str))
  })
}

/**
 * Camelize a hyphen-delimited string.
 */
var camelizeRE = /-(\w)/g;
var camelize = cached(function (str) {
  return str.replace(camelizeRE, function (_, c) { return c ? c.toUpperCase() : ''; })
});

/**
 * Capitalize a string.
 */
var capitalize = cached(function (str) {
  return str.charAt(0).toUpperCase() + str.slice(1)
});

/**
 * Hyphenate a camelCase string.
 */
var hyphenateRE = /\B([A-Z])/g;
var hyphenate = cached(function (str) {
  return str.replace(hyphenateRE, '-$1').toLowerCase()
});

/**
 * Simple bind polyfill for environments that do not support it,
 * e.g., PhantomJS 1.x. Technically, we don't need this anymore
 * since native bind is now performant enough in most browsers.
 * But removing it would mean breaking code that was able to run in
 * PhantomJS 1.x, so this must be kept for backward compatibility.
 */

/* istanbul ignore next */
function polyfillBind (fn, ctx) {
  function boundFn (a) {
    var l = arguments.length;
    return l
      ? l > 1
        ? fn.apply(ctx, arguments)
        : fn.call(ctx, a)
      : fn.call(ctx)
  }

  boundFn._length = fn.length;
  return boundFn
}

function nativeBind (fn, ctx) {
  return fn.bind(ctx)
}

var bind = Function.prototype.bind
  ? nativeBind
  : polyfillBind;

/**
 * Convert an Array-like object to a real Array.
 */
function toArray (list, start) {
  start = start || 0;
  var i = list.length - start;
  var ret = new Array(i);
  while (i--) {
    ret[i] = list[i + start];
  }
  return ret
}

/**
 * Mix properties into target object.
 */
function extend (to, _from) {
  for (var key in _from) {
    to[key] = _from[key];
  }
  return to
}

/**
 * Merge an Array of Objects into a single Object.
 */
function toObject (arr) {
  var res = {};
  for (var i = 0; i < arr.length; i++) {
    if (arr[i]) {
      extend(res, arr[i]);
    }
  }
  return res
}

/* eslint-disable no-unused-vars */

/**
 * Perform no operation.
 * Stubbing args to make Flow happy without leaving useless transpiled code
 * with ...rest (https://flow.org/blog/2017/05/07/Strict-Function-Call-Arity/).
 */
function noop (a, b, c) {}

/**
 * Always return false.
 */
var no = function (a, b, c) { return false; };

/* eslint-enable no-unused-vars */

/**
 * Return the same value.
 */
var identity = function (_) { return _; };

/**
 * Check if two values are loosely equal - that is,
 * if they are plain objects, do they have the same shape?
 */
function looseEqual (a, b) {
  if (a === b) { return true }
  var isObjectA = isObject(a);
  var isObjectB = isObject(b);
  if (isObjectA && isObjectB) {
    try {
      var isArrayA = Array.isArray(a);
      var isArrayB = Array.isArray(b);
      if (isArrayA && isArrayB) {
        return a.length === b.length && a.every(function (e, i) {
          return looseEqual(e, b[i])
        })
      } else if (a instanceof Date && b instanceof Date) {
        return a.getTime() === b.getTime()
      } else if (!isArrayA && !isArrayB) {
        var keysA = Object.keys(a);
        var keysB = Object.keys(b);
        return keysA.length === keysB.length && keysA.every(function (key) {
          return looseEqual(a[key], b[key])
        })
      } else {
        /* istanbul ignore next */
        return false
      }
    } catch (e) {
      /* istanbul ignore next */
      return false
    }
  } else if (!isObjectA && !isObjectB) {
    return String(a) === String(b)
  } else {
    return false
  }
}

/**
 * Return the first index at which a loosely equal value can be
 * found in the array (if value is a plain object, the array must
 * contain an object of the same shape), or -1 if it is not present.
 */
function looseIndexOf (arr, val) {
  for (var i = 0; i < arr.length; i++) {
    if (looseEqual(arr[i], val)) { return i }
  }
  return -1
}

/**
 * Ensure a function is called only once.
 */
function once (fn) {
  var called = false;
  return function () {
    if (!called) {
      called = true;
      fn.apply(this, arguments);
    }
  }
}

var ASSET_TYPES = [
  'component',
  'directive',
  'filter'
];

var LIFECYCLE_HOOKS = [
  'beforeCreate',
  'created',
  'beforeMount',
  'mounted',
  'beforeUpdate',
  'updated',
  'beforeDestroy',
  'destroyed',
  'activated',
  'deactivated',
  'errorCaptured',
  'serverPrefetch'
];

/*  */



var config = ({
  /**
   * Option merge strategies (used in core/util/options)
   */
  // $flow-disable-line
  optionMergeStrategies: Object.create(null),

  /**
   * Whether to suppress warnings.
   */
  silent: false,

  /**
   * Show production mode tip message on boot?
   */
  productionTip: "development" !== 'production',

  /**
   * Whether to enable devtools
   */
  devtools: "development" !== 'production',

  /**
   * Whether to record perf
   */
  performance: false,

  /**
   * Error handler for watcher errors
   */
  errorHandler: null,

  /**
   * Warn handler for watcher warns
   */
  warnHandler: null,

  /**
   * Ignore certain custom elements
   */
  ignoredElements: [],

  /**
   * Custom user key aliases for v-on
   */
  // $flow-disable-line
  keyCodes: Object.create(null),

  /**
   * Check if a tag is reserved so that it cannot be registered as a
   * component. This is platform-dependent and may be overwritten.
   */
  isReservedTag: no,

  /**
   * Check if an attribute is reserved so that it cannot be used as a component
   * prop. This is platform-dependent and may be overwritten.
   */
  isReservedAttr: no,

  /**
   * Check if a tag is an unknown element.
   * Platform-dependent.
   */
  isUnknownElement: no,

  /**
   * Get the namespace of an element
   */
  getTagNamespace: noop,

  /**
   * Parse the real tag name for the specific platform.
   */
  parsePlatformTagName: identity,

  /**
   * Check if an attribute must be bound using property, e.g. value
   * Platform-dependent.
   */
  mustUseProp: no,

  /**
   * Perform updates asynchronously. Intended to be used by Vue Test Utils
   * This will significantly reduce performance if set to false.
   */
  async: true,

  /**
   * Exposed for legacy reasons
   */
  _lifecycleHooks: LIFECYCLE_HOOKS
});

/*  */

/**
 * unicode letters used for parsing html tags, component names and property paths.
 * using https://www.w3.org/TR/html53/semantics-scripting.html#potentialcustomelementname
 * skipping \u10000-\uEFFFF due to it freezing up PhantomJS
 */
var unicodeRegExp = /a-zA-Z\u00B7\u00C0-\u00D6\u00D8-\u00F6\u00F8-\u037D\u037F-\u1FFF\u200C-\u200D\u203F-\u2040\u2070-\u218F\u2C00-\u2FEF\u3001-\uD7FF\uF900-\uFDCF\uFDF0-\uFFFD/;

/**
 * Check if a string starts with $ or _
 */
function isReserved (str) {
  var c = (str + '').charCodeAt(0);
  return c === 0x24 || c === 0x5F
}

/**
 * Define a property.
 */
function def (obj, key, val, enumerable) {
  Object.defineProperty(obj, key, {
    value: val,
    enumerable: !!enumerable,
    writable: true,
    configurable: true
  });
}

/**
 * Parse simple path.
 */
var bailRE = new RegExp(("[^" + (unicodeRegExp.source) + ".$_\\d]"));
function parsePath (path) {
  if (bailRE.test(path)) {
    return
  }
  var segments = path.split('.');
  return function (obj) {
    for (var i = 0; i < segments.length; i++) {
      if (!obj) { return }
      obj = obj[segments[i]];
    }
    return obj
  }
}

/*  */

// can we use __proto__?
var hasProto = '__proto__' in {};

// Browser environment sniffing
var inBrowser = typeof window !== 'undefined';
var inWeex = typeof WXEnvironment !== 'undefined' && !!WXEnvironment.platform;
var weexPlatform = inWeex && WXEnvironment.platform.toLowerCase();
var UA = inBrowser && window.navigator.userAgent.toLowerCase();
var isIE = UA && /msie|trident/.test(UA);
var isIE9 = UA && UA.indexOf('msie 9.0') > 0;
var isEdge = UA && UA.indexOf('edge/') > 0;
var isAndroid = (UA && UA.indexOf('android') > 0) || (weexPlatform === 'android');
var isIOS = (UA && /iphone|ipad|ipod|ios/.test(UA)) || (weexPlatform === 'ios');
var isChrome = UA && /chrome\/\d+/.test(UA) && !isEdge;
var isPhantomJS = UA && /phantomjs/.test(UA);
var isFF = UA && UA.match(/firefox\/(\d+)/);

// Firefox has a "watch" function on Object.prototype...
var nativeWatch = ({}).watch;
if (inBrowser) {
  try {
    var opts = {};
    Object.defineProperty(opts, 'passive', ({
      get: function get () {
      }
    })); // https://github.com/facebook/flow/issues/285
    window.addEventListener('test-passive', null, opts);
  } catch (e) {}
}

// this needs to be lazy-evaled because vue may be required before
// vue-server-renderer can set VUE_ENV
var _isServer;
var isServerRendering = function () {
  if (_isServer === undefined) {
    /* istanbul ignore if */
    if (!inBrowser && !inWeex && typeof global !== 'undefined') {
      // detect presence of vue-server-renderer and avoid
      // Webpack shimming the process
      _isServer = global['process'] && global['process'].env.VUE_ENV === 'server';
    } else {
      _isServer = false;
    }
  }
  return _isServer
};

// detect devtools
var devtools = inBrowser && window.__VUE_DEVTOOLS_GLOBAL_HOOK__;

/* istanbul ignore next */
function isNative (Ctor) {
  return typeof Ctor === 'function' && /native code/.test(Ctor.toString())
}

var hasSymbol =
  typeof Symbol !== 'undefined' && isNative(Symbol) &&
  typeof Reflect !== 'undefined' && isNative(Reflect.ownKeys);

var _Set;
/* istanbul ignore if */ // $flow-disable-line
if (typeof Set !== 'undefined' && isNative(Set)) {
  // use native Set when available.
  _Set = Set;
} else {
  // a non-standard Set polyfill that only works with primitive keys.
  _Set = /*@__PURE__*/(function () {
    function Set () {
      this.set = Object.create(null);
    }
    Set.prototype.has = function has (key) {
      return this.set[key] === true
    };
    Set.prototype.add = function add (key) {
      this.set[key] = true;
    };
    Set.prototype.clear = function clear () {
      this.set = Object.create(null);
    };

    return Set;
  }());
}

/*  */

var warn = noop;
var tip = noop;
var generateComponentTrace = (noop); // work around flow check
var formatComponentName = (noop);

if (true) {
  var hasConsole = typeof console !== 'undefined';
  var classifyRE = /(?:^|[-_])(\w)/g;
  var classify = function (str) { return str
    .replace(classifyRE, function (c) { return c.toUpperCase(); })
    .replace(/[-_]/g, ''); };

  warn = function (msg, vm) {
    var trace = vm ? generateComponentTrace(vm) : '';

    if (config.warnHandler) {
      config.warnHandler.call(null, msg, vm, trace);
    } else if (hasConsole && (!config.silent)) {
      console.error(("[Vue warn]: " + msg + trace));
    }
  };

  tip = function (msg, vm) {
    if (hasConsole && (!config.silent)) {
      console.warn("[Vue tip]: " + msg + (
        vm ? generateComponentTrace(vm) : ''
      ));
    }
  };

  formatComponentName = function (vm, includeFile) {
    if (vm.$root === vm) {
      if (vm.$options && vm.$options.__file) { // fixed by xxxxxx
        return ('') + vm.$options.__file
      }
      return '<Root>'
    }
    var options = typeof vm === 'function' && vm.cid != null
      ? vm.options
      : vm._isVue
        ? vm.$options || vm.constructor.options
        : vm;
    var name = options.name || options._componentTag;
    var file = options.__file;
    if (!name && file) {
      var match = file.match(/([^/\\]+)\.vue$/);
      name = match && match[1];
    }

    return (
      (name ? ("<" + (classify(name)) + ">") : "<Anonymous>") +
      (file && includeFile !== false ? (" at " + file) : '')
    )
  };

  var repeat = function (str, n) {
    var res = '';
    while (n) {
      if (n % 2 === 1) { res += str; }
      if (n > 1) { str += str; }
      n >>= 1;
    }
    return res
  };

  generateComponentTrace = function (vm) {
    if (vm._isVue && vm.$parent) {
      var tree = [];
      var currentRecursiveSequence = 0;
      while (vm && vm.$options.name !== 'PageBody') {
        if (tree.length > 0) {
          var last = tree[tree.length - 1];
          if (last.constructor === vm.constructor) {
            currentRecursiveSequence++;
            vm = vm.$parent;
            continue
          } else if (currentRecursiveSequence > 0) {
            tree[tree.length - 1] = [last, currentRecursiveSequence];
            currentRecursiveSequence = 0;
          }
        }
        !vm.$options.isReserved && tree.push(vm);
        vm = vm.$parent;
      }
      return '\n\nfound in\n\n' + tree
        .map(function (vm, i) { return ("" + (i === 0 ? '---> ' : repeat(' ', 5 + i * 2)) + (Array.isArray(vm)
            ? ((formatComponentName(vm[0])) + "... (" + (vm[1]) + " recursive calls)")
            : formatComponentName(vm))); })
        .join('\n')
    } else {
      return ("\n\n(found in " + (formatComponentName(vm)) + ")")
    }
  };
}

/*  */

var uid = 0;

/**
 * A dep is an observable that can have multiple
 * directives subscribing to it.
 */
var Dep = function Dep () {
  this.id = uid++;
  this.subs = [];
};

Dep.prototype.addSub = function addSub (sub) {
  this.subs.push(sub);
};

Dep.prototype.removeSub = function removeSub (sub) {
  remove(this.subs, sub);
};

Dep.prototype.depend = function depend () {
  if (Dep.SharedObject.target) {
    Dep.SharedObject.target.addDep(this);
  }
};

Dep.prototype.notify = function notify () {
  // stabilize the subscriber list first
  var subs = this.subs.slice();
  if ( true && !config.async) {
    // subs aren't sorted in scheduler if not running async
    // we need to sort them now to make sure they fire in correct
    // order
    subs.sort(function (a, b) { return a.id - b.id; });
  }
  for (var i = 0, l = subs.length; i < l; i++) {
    subs[i].update();
  }
};

// The current target watcher being evaluated.
// This is globally unique because only one watcher
// can be evaluated at a time.
// fixed by xxxxxx (nvue shared vuex)
/* eslint-disable no-undef */
Dep.SharedObject = {};
Dep.SharedObject.target = null;
Dep.SharedObject.targetStack = [];

function pushTarget (target) {
  Dep.SharedObject.targetStack.push(target);
  Dep.SharedObject.target = target;
  Dep.target = target;
}

function popTarget () {
  Dep.SharedObject.targetStack.pop();
  Dep.SharedObject.target = Dep.SharedObject.targetStack[Dep.SharedObject.targetStack.length - 1];
  Dep.target = Dep.SharedObject.target;
}

/*  */

var VNode = function VNode (
  tag,
  data,
  children,
  text,
  elm,
  context,
  componentOptions,
  asyncFactory
) {
  this.tag = tag;
  this.data = data;
  this.children = children;
  this.text = text;
  this.elm = elm;
  this.ns = undefined;
  this.context = context;
  this.fnContext = undefined;
  this.fnOptions = undefined;
  this.fnScopeId = undefined;
  this.key = data && data.key;
  this.componentOptions = componentOptions;
  this.componentInstance = undefined;
  this.parent = undefined;
  this.raw = false;
  this.isStatic = false;
  this.isRootInsert = true;
  this.isComment = false;
  this.isCloned = false;
  this.isOnce = false;
  this.asyncFactory = asyncFactory;
  this.asyncMeta = undefined;
  this.isAsyncPlaceholder = false;
};

var prototypeAccessors = { child: { configurable: true } };

// DEPRECATED: alias for componentInstance for backwards compat.
/* istanbul ignore next */
prototypeAccessors.child.get = function () {
  return this.componentInstance
};

Object.defineProperties( VNode.prototype, prototypeAccessors );

var createEmptyVNode = function (text) {
  if ( text === void 0 ) text = '';

  var node = new VNode();
  node.text = text;
  node.isComment = true;
  return node
};

function createTextVNode (val) {
  return new VNode(undefined, undefined, undefined, String(val))
}

// optimized shallow clone
// used for static nodes and slot nodes because they may be reused across
// multiple renders, cloning them avoids errors when DOM manipulations rely
// on their elm reference.
function cloneVNode (vnode) {
  var cloned = new VNode(
    vnode.tag,
    vnode.data,
    // #7975
    // clone children array to avoid mutating original in case of cloning
    // a child.
    vnode.children && vnode.children.slice(),
    vnode.text,
    vnode.elm,
    vnode.context,
    vnode.componentOptions,
    vnode.asyncFactory
  );
  cloned.ns = vnode.ns;
  cloned.isStatic = vnode.isStatic;
  cloned.key = vnode.key;
  cloned.isComment = vnode.isComment;
  cloned.fnContext = vnode.fnContext;
  cloned.fnOptions = vnode.fnOptions;
  cloned.fnScopeId = vnode.fnScopeId;
  cloned.asyncMeta = vnode.asyncMeta;
  cloned.isCloned = true;
  return cloned
}

/*
 * not type checking this file because flow doesn't play well with
 * dynamically accessing methods on Array prototype
 */

var arrayProto = Array.prototype;
var arrayMethods = Object.create(arrayProto);

var methodsToPatch = [
  'push',
  'pop',
  'shift',
  'unshift',
  'splice',
  'sort',
  'reverse'
];

/**
 * Intercept mutating methods and emit events
 */
methodsToPatch.forEach(function (method) {
  // cache original method
  var original = arrayProto[method];
  def(arrayMethods, method, function mutator () {
    var args = [], len = arguments.length;
    while ( len-- ) args[ len ] = arguments[ len ];

    var result = original.apply(this, args);
    var ob = this.__ob__;
    var inserted;
    switch (method) {
      case 'push':
      case 'unshift':
        inserted = args;
        break
      case 'splice':
        inserted = args.slice(2);
        break
    }
    if (inserted) { ob.observeArray(inserted); }
    // notify change
    ob.dep.notify();
    return result
  });
});

/*  */

var arrayKeys = Object.getOwnPropertyNames(arrayMethods);

/**
 * In some cases we may want to disable observation inside a component's
 * update computation.
 */
var shouldObserve = true;

function toggleObserving (value) {
  shouldObserve = value;
}

/**
 * Observer class that is attached to each observed
 * object. Once attached, the observer converts the target
 * object's property keys into getter/setters that
 * collect dependencies and dispatch updates.
 */
var Observer = function Observer (value) {
  this.value = value;
  this.dep = new Dep();
  this.vmCount = 0;
  def(value, '__ob__', this);
  if (Array.isArray(value)) {
    if (hasProto) {
      {// fixed by xxxxxx 微信小程序使用 plugins 之后，数组方法被直接挂载到了数组对象上，需要执行 copyAugment 逻辑
        if(value.push !== value.__proto__.push){
          copyAugment(value, arrayMethods, arrayKeys);
        } else {
          protoAugment(value, arrayMethods);
        }
      }
    } else {
      copyAugment(value, arrayMethods, arrayKeys);
    }
    this.observeArray(value);
  } else {
    this.walk(value);
  }
};

/**
 * Walk through all properties and convert them into
 * getter/setters. This method should only be called when
 * value type is Object.
 */
Observer.prototype.walk = function walk (obj) {
  var keys = Object.keys(obj);
  for (var i = 0; i < keys.length; i++) {
    defineReactive$$1(obj, keys[i]);
  }
};

/**
 * Observe a list of Array items.
 */
Observer.prototype.observeArray = function observeArray (items) {
  for (var i = 0, l = items.length; i < l; i++) {
    observe(items[i]);
  }
};

// helpers

/**
 * Augment a target Object or Array by intercepting
 * the prototype chain using __proto__
 */
function protoAugment (target, src) {
  /* eslint-disable no-proto */
  target.__proto__ = src;
  /* eslint-enable no-proto */
}

/**
 * Augment a target Object or Array by defining
 * hidden properties.
 */
/* istanbul ignore next */
function copyAugment (target, src, keys) {
  for (var i = 0, l = keys.length; i < l; i++) {
    var key = keys[i];
    def(target, key, src[key]);
  }
}

/**
 * Attempt to create an observer instance for a value,
 * returns the new observer if successfully observed,
 * or the existing observer if the value already has one.
 */
function observe (value, asRootData) {
  if (!isObject(value) || value instanceof VNode) {
    return
  }
  var ob;
  if (hasOwn(value, '__ob__') && value.__ob__ instanceof Observer) {
    ob = value.__ob__;
  } else if (
    shouldObserve &&
    !isServerRendering() &&
    (Array.isArray(value) || isPlainObject(value)) &&
    Object.isExtensible(value) &&
    !value._isVue &&
    !value.__v_isMPComponent
  ) {
    ob = new Observer(value);
  }
  if (asRootData && ob) {
    ob.vmCount++;
  }
  return ob
}

/**
 * Define a reactive property on an Object.
 */
function defineReactive$$1 (
  obj,
  key,
  val,
  customSetter,
  shallow
) {
  var dep = new Dep();

  var property = Object.getOwnPropertyDescriptor(obj, key);
  if (property && property.configurable === false) {
    return
  }

  // cater for pre-defined getter/setters
  var getter = property && property.get;
  var setter = property && property.set;
  if ((!getter || setter) && arguments.length === 2) {
    val = obj[key];
  }

  var childOb = !shallow && observe(val);
  Object.defineProperty(obj, key, {
    enumerable: true,
    configurable: true,
    get: function reactiveGetter () {
      var value = getter ? getter.call(obj) : val;
      if (Dep.SharedObject.target) { // fixed by xxxxxx
        dep.depend();
        if (childOb) {
          childOb.dep.depend();
          if (Array.isArray(value)) {
            dependArray(value);
          }
        }
      }
      return value
    },
    set: function reactiveSetter (newVal) {
      var value = getter ? getter.call(obj) : val;
      /* eslint-disable no-self-compare */
      if (newVal === value || (newVal !== newVal && value !== value)) {
        return
      }
      /* eslint-enable no-self-compare */
      if ( true && customSetter) {
        customSetter();
      }
      // #7981: for accessor properties without setter
      if (getter && !setter) { return }
      if (setter) {
        setter.call(obj, newVal);
      } else {
        val = newVal;
      }
      childOb = !shallow && observe(newVal);
      dep.notify();
    }
  });
}

/**
 * Set a property on an object. Adds the new property and
 * triggers change notification if the property doesn't
 * already exist.
 */
function set (target, key, val) {
  if ( true &&
    (isUndef(target) || isPrimitive(target))
  ) {
    warn(("Cannot set reactive property on undefined, null, or primitive value: " + ((target))));
  }
  if (Array.isArray(target) && isValidArrayIndex(key)) {
    target.length = Math.max(target.length, key);
    target.splice(key, 1, val);
    return val
  }
  if (key in target && !(key in Object.prototype)) {
    target[key] = val;
    return val
  }
  var ob = (target).__ob__;
  if (target._isVue || (ob && ob.vmCount)) {
     true && warn(
      'Avoid adding reactive properties to a Vue instance or its root $data ' +
      'at runtime - declare it upfront in the data option.'
    );
    return val
  }
  if (!ob) {
    target[key] = val;
    return val
  }
  defineReactive$$1(ob.value, key, val);
  ob.dep.notify();
  return val
}

/**
 * Delete a property and trigger change if necessary.
 */
function del (target, key) {
  if ( true &&
    (isUndef(target) || isPrimitive(target))
  ) {
    warn(("Cannot delete reactive property on undefined, null, or primitive value: " + ((target))));
  }
  if (Array.isArray(target) && isValidArrayIndex(key)) {
    target.splice(key, 1);
    return
  }
  var ob = (target).__ob__;
  if (target._isVue || (ob && ob.vmCount)) {
     true && warn(
      'Avoid deleting properties on a Vue instance or its root $data ' +
      '- just set it to null.'
    );
    return
  }
  if (!hasOwn(target, key)) {
    return
  }
  delete target[key];
  if (!ob) {
    return
  }
  ob.dep.notify();
}

/**
 * Collect dependencies on array elements when the array is touched, since
 * we cannot intercept array element access like property getters.
 */
function dependArray (value) {
  for (var e = (void 0), i = 0, l = value.length; i < l; i++) {
    e = value[i];
    e && e.__ob__ && e.__ob__.dep.depend();
    if (Array.isArray(e)) {
      dependArray(e);
    }
  }
}

/*  */

/**
 * Option overwriting strategies are functions that handle
 * how to merge a parent option value and a child option
 * value into the final value.
 */
var strats = config.optionMergeStrategies;

/**
 * Options with restrictions
 */
if (true) {
  strats.el = strats.propsData = function (parent, child, vm, key) {
    if (!vm) {
      warn(
        "option \"" + key + "\" can only be used during instance " +
        'creation with the `new` keyword.'
      );
    }
    return defaultStrat(parent, child)
  };
}

/**
 * Helper that recursively merges two data objects together.
 */
function mergeData (to, from) {
  if (!from) { return to }
  var key, toVal, fromVal;

  var keys = hasSymbol
    ? Reflect.ownKeys(from)
    : Object.keys(from);

  for (var i = 0; i < keys.length; i++) {
    key = keys[i];
    // in case the object is already observed...
    if (key === '__ob__') { continue }
    toVal = to[key];
    fromVal = from[key];
    if (!hasOwn(to, key)) {
      set(to, key, fromVal);
    } else if (
      toVal !== fromVal &&
      isPlainObject(toVal) &&
      isPlainObject(fromVal)
    ) {
      mergeData(toVal, fromVal);
    }
  }
  return to
}

/**
 * Data
 */
function mergeDataOrFn (
  parentVal,
  childVal,
  vm
) {
  if (!vm) {
    // in a Vue.extend merge, both should be functions
    if (!childVal) {
      return parentVal
    }
    if (!parentVal) {
      return childVal
    }
    // when parentVal & childVal are both present,
    // we need to return a function that returns the
    // merged result of both functions... no need to
    // check if parentVal is a function here because
    // it has to be a function to pass previous merges.
    return function mergedDataFn () {
      return mergeData(
        typeof childVal === 'function' ? childVal.call(this, this) : childVal,
        typeof parentVal === 'function' ? parentVal.call(this, this) : parentVal
      )
    }
  } else {
    return function mergedInstanceDataFn () {
      // instance merge
      var instanceData = typeof childVal === 'function'
        ? childVal.call(vm, vm)
        : childVal;
      var defaultData = typeof parentVal === 'function'
        ? parentVal.call(vm, vm)
        : parentVal;
      if (instanceData) {
        return mergeData(instanceData, defaultData)
      } else {
        return defaultData
      }
    }
  }
}

strats.data = function (
  parentVal,
  childVal,
  vm
) {
  if (!vm) {
    if (childVal && typeof childVal !== 'function') {
       true && warn(
        'The "data" option should be a function ' +
        'that returns a per-instance value in component ' +
        'definitions.',
        vm
      );

      return parentVal
    }
    return mergeDataOrFn(parentVal, childVal)
  }

  return mergeDataOrFn(parentVal, childVal, vm)
};

/**
 * Hooks and props are merged as arrays.
 */
function mergeHook (
  parentVal,
  childVal
) {
  var res = childVal
    ? parentVal
      ? parentVal.concat(childVal)
      : Array.isArray(childVal)
        ? childVal
        : [childVal]
    : parentVal;
  return res
    ? dedupeHooks(res)
    : res
}

function dedupeHooks (hooks) {
  var res = [];
  for (var i = 0; i < hooks.length; i++) {
    if (res.indexOf(hooks[i]) === -1) {
      res.push(hooks[i]);
    }
  }
  return res
}

LIFECYCLE_HOOKS.forEach(function (hook) {
  strats[hook] = mergeHook;
});

/**
 * Assets
 *
 * When a vm is present (instance creation), we need to do
 * a three-way merge between constructor options, instance
 * options and parent options.
 */
function mergeAssets (
  parentVal,
  childVal,
  vm,
  key
) {
  var res = Object.create(parentVal || null);
  if (childVal) {
     true && assertObjectType(key, childVal, vm);
    return extend(res, childVal)
  } else {
    return res
  }
}

ASSET_TYPES.forEach(function (type) {
  strats[type + 's'] = mergeAssets;
});

/**
 * Watchers.
 *
 * Watchers hashes should not overwrite one
 * another, so we merge them as arrays.
 */
strats.watch = function (
  parentVal,
  childVal,
  vm,
  key
) {
  // work around Firefox's Object.prototype.watch...
  if (parentVal === nativeWatch) { parentVal = undefined; }
  if (childVal === nativeWatch) { childVal = undefined; }
  /* istanbul ignore if */
  if (!childVal) { return Object.create(parentVal || null) }
  if (true) {
    assertObjectType(key, childVal, vm);
  }
  if (!parentVal) { return childVal }
  var ret = {};
  extend(ret, parentVal);
  for (var key$1 in childVal) {
    var parent = ret[key$1];
    var child = childVal[key$1];
    if (parent && !Array.isArray(parent)) {
      parent = [parent];
    }
    ret[key$1] = parent
      ? parent.concat(child)
      : Array.isArray(child) ? child : [child];
  }
  return ret
};

/**
 * Other object hashes.
 */
strats.props =
strats.methods =
strats.inject =
strats.computed = function (
  parentVal,
  childVal,
  vm,
  key
) {
  if (childVal && "development" !== 'production') {
    assertObjectType(key, childVal, vm);
  }
  if (!parentVal) { return childVal }
  var ret = Object.create(null);
  extend(ret, parentVal);
  if (childVal) { extend(ret, childVal); }
  return ret
};
strats.provide = mergeDataOrFn;

/**
 * Default strategy.
 */
var defaultStrat = function (parentVal, childVal) {
  return childVal === undefined
    ? parentVal
    : childVal
};

/**
 * Validate component names
 */
function checkComponents (options) {
  for (var key in options.components) {
    validateComponentName(key);
  }
}

function validateComponentName (name) {
  if (!new RegExp(("^[a-zA-Z][\\-\\.0-9_" + (unicodeRegExp.source) + "]*$")).test(name)) {
    warn(
      'Invalid component name: "' + name + '". Component names ' +
      'should conform to valid custom element name in html5 specification.'
    );
  }
  if (isBuiltInTag(name) || config.isReservedTag(name)) {
    warn(
      'Do not use built-in or reserved HTML elements as component ' +
      'id: ' + name
    );
  }
}

/**
 * Ensure all props option syntax are normalized into the
 * Object-based format.
 */
function normalizeProps (options, vm) {
  var props = options.props;
  if (!props) { return }
  var res = {};
  var i, val, name;
  if (Array.isArray(props)) {
    i = props.length;
    while (i--) {
      val = props[i];
      if (typeof val === 'string') {
        name = camelize(val);
        res[name] = { type: null };
      } else if (true) {
        warn('props must be strings when using array syntax.');
      }
    }
  } else if (isPlainObject(props)) {
    for (var key in props) {
      val = props[key];
      name = camelize(key);
      res[name] = isPlainObject(val)
        ? val
        : { type: val };
    }
  } else if (true) {
    warn(
      "Invalid value for option \"props\": expected an Array or an Object, " +
      "but got " + (toRawType(props)) + ".",
      vm
    );
  }
  options.props = res;
}

/**
 * Normalize all injections into Object-based format
 */
function normalizeInject (options, vm) {
  var inject = options.inject;
  if (!inject) { return }
  var normalized = options.inject = {};
  if (Array.isArray(inject)) {
    for (var i = 0; i < inject.length; i++) {
      normalized[inject[i]] = { from: inject[i] };
    }
  } else if (isPlainObject(inject)) {
    for (var key in inject) {
      var val = inject[key];
      normalized[key] = isPlainObject(val)
        ? extend({ from: key }, val)
        : { from: val };
    }
  } else if (true) {
    warn(
      "Invalid value for option \"inject\": expected an Array or an Object, " +
      "but got " + (toRawType(inject)) + ".",
      vm
    );
  }
}

/**
 * Normalize raw function directives into object format.
 */
function normalizeDirectives (options) {
  var dirs = options.directives;
  if (dirs) {
    for (var key in dirs) {
      var def$$1 = dirs[key];
      if (typeof def$$1 === 'function') {
        dirs[key] = { bind: def$$1, update: def$$1 };
      }
    }
  }
}

function assertObjectType (name, value, vm) {
  if (!isPlainObject(value)) {
    warn(
      "Invalid value for option \"" + name + "\": expected an Object, " +
      "but got " + (toRawType(value)) + ".",
      vm
    );
  }
}

/**
 * Merge two option objects into a new one.
 * Core utility used in both instantiation and inheritance.
 */
function mergeOptions (
  parent,
  child,
  vm
) {
  if (true) {
    checkComponents(child);
  }

  if (typeof child === 'function') {
    child = child.options;
  }

  normalizeProps(child, vm);
  normalizeInject(child, vm);
  normalizeDirectives(child);

  // Apply extends and mixins on the child options,
  // but only if it is a raw options object that isn't
  // the result of another mergeOptions call.
  // Only merged options has the _base property.
  if (!child._base) {
    if (child.extends) {
      parent = mergeOptions(parent, child.extends, vm);
    }
    if (child.mixins) {
      for (var i = 0, l = child.mixins.length; i < l; i++) {
        parent = mergeOptions(parent, child.mixins[i], vm);
      }
    }
  }

  var options = {};
  var key;
  for (key in parent) {
    mergeField(key);
  }
  for (key in child) {
    if (!hasOwn(parent, key)) {
      mergeField(key);
    }
  }
  function mergeField (key) {
    var strat = strats[key] || defaultStrat;
    options[key] = strat(parent[key], child[key], vm, key);
  }
  return options
}

/**
 * Resolve an asset.
 * This function is used because child instances need access
 * to assets defined in its ancestor chain.
 */
function resolveAsset (
  options,
  type,
  id,
  warnMissing
) {
  /* istanbul ignore if */
  if (typeof id !== 'string') {
    return
  }
  var assets = options[type];
  // check local registration variations first
  if (hasOwn(assets, id)) { return assets[id] }
  var camelizedId = camelize(id);
  if (hasOwn(assets, camelizedId)) { return assets[camelizedId] }
  var PascalCaseId = capitalize(camelizedId);
  if (hasOwn(assets, PascalCaseId)) { return assets[PascalCaseId] }
  // fallback to prototype chain
  var res = assets[id] || assets[camelizedId] || assets[PascalCaseId];
  if ( true && warnMissing && !res) {
    warn(
      'Failed to resolve ' + type.slice(0, -1) + ': ' + id,
      options
    );
  }
  return res
}

/*  */



function validateProp (
  key,
  propOptions,
  propsData,
  vm
) {
  var prop = propOptions[key];
  var absent = !hasOwn(propsData, key);
  var value = propsData[key];
  // boolean casting
  var booleanIndex = getTypeIndex(Boolean, prop.type);
  if (booleanIndex > -1) {
    if (absent && !hasOwn(prop, 'default')) {
      value = false;
    } else if (value === '' || value === hyphenate(key)) {
      // only cast empty string / same name to boolean if
      // boolean has higher priority
      var stringIndex = getTypeIndex(String, prop.type);
      if (stringIndex < 0 || booleanIndex < stringIndex) {
        value = true;
      }
    }
  }
  // check default value
  if (value === undefined) {
    value = getPropDefaultValue(vm, prop, key);
    // since the default value is a fresh copy,
    // make sure to observe it.
    var prevShouldObserve = shouldObserve;
    toggleObserving(true);
    observe(value);
    toggleObserving(prevShouldObserve);
  }
  if (
    true
  ) {
    assertProp(prop, key, value, vm, absent);
  }
  return value
}

/**
 * Get the default value of a prop.
 */
function getPropDefaultValue (vm, prop, key) {
  // no default, return undefined
  if (!hasOwn(prop, 'default')) {
    return undefined
  }
  var def = prop.default;
  // warn against non-factory defaults for Object & Array
  if ( true && isObject(def)) {
    warn(
      'Invalid default value for prop "' + key + '": ' +
      'Props with type Object/Array must use a factory function ' +
      'to return the default value.',
      vm
    );
  }
  // the raw prop value was also undefined from previous render,
  // return previous default value to avoid unnecessary watcher trigger
  if (vm && vm.$options.propsData &&
    vm.$options.propsData[key] === undefined &&
    vm._props[key] !== undefined
  ) {
    return vm._props[key]
  }
  // call factory function for non-Function types
  // a value is Function if its prototype is function even across different execution context
  return typeof def === 'function' && getType(prop.type) !== 'Function'
    ? def.call(vm)
    : def
}

/**
 * Assert whether a prop is valid.
 */
function assertProp (
  prop,
  name,
  value,
  vm,
  absent
) {
  if (prop.required && absent) {
    warn(
      'Missing required prop: "' + name + '"',
      vm
    );
    return
  }
  if (value == null && !prop.required) {
    return
  }
  var type = prop.type;
  var valid = !type || type === true;
  var expectedTypes = [];
  if (type) {
    if (!Array.isArray(type)) {
      type = [type];
    }
    for (var i = 0; i < type.length && !valid; i++) {
      var assertedType = assertType(value, type[i]);
      expectedTypes.push(assertedType.expectedType || '');
      valid = assertedType.valid;
    }
  }

  if (!valid) {
    warn(
      getInvalidTypeMessage(name, value, expectedTypes),
      vm
    );
    return
  }
  var validator = prop.validator;
  if (validator) {
    if (!validator(value)) {
      warn(
        'Invalid prop: custom validator check failed for prop "' + name + '".',
        vm
      );
    }
  }
}

var simpleCheckRE = /^(String|Number|Boolean|Function|Symbol)$/;

function assertType (value, type) {
  var valid;
  var expectedType = getType(type);
  if (simpleCheckRE.test(expectedType)) {
    var t = typeof value;
    valid = t === expectedType.toLowerCase();
    // for primitive wrapper objects
    if (!valid && t === 'object') {
      valid = value instanceof type;
    }
  } else if (expectedType === 'Object') {
    valid = isPlainObject(value);
  } else if (expectedType === 'Array') {
    valid = Array.isArray(value);
  } else {
    valid = value instanceof type;
  }
  return {
    valid: valid,
    expectedType: expectedType
  }
}

/**
 * Use function string name to check built-in types,
 * because a simple equality check will fail when running
 * across different vms / iframes.
 */
function getType (fn) {
  var match = fn && fn.toString().match(/^\s*function (\w+)/);
  return match ? match[1] : ''
}

function isSameType (a, b) {
  return getType(a) === getType(b)
}

function getTypeIndex (type, expectedTypes) {
  if (!Array.isArray(expectedTypes)) {
    return isSameType(expectedTypes, type) ? 0 : -1
  }
  for (var i = 0, len = expectedTypes.length; i < len; i++) {
    if (isSameType(expectedTypes[i], type)) {
      return i
    }
  }
  return -1
}

function getInvalidTypeMessage (name, value, expectedTypes) {
  var message = "Invalid prop: type check failed for prop \"" + name + "\"." +
    " Expected " + (expectedTypes.map(capitalize).join(', '));
  var expectedType = expectedTypes[0];
  var receivedType = toRawType(value);
  var expectedValue = styleValue(value, expectedType);
  var receivedValue = styleValue(value, receivedType);
  // check if we need to specify expected value
  if (expectedTypes.length === 1 &&
      isExplicable(expectedType) &&
      !isBoolean(expectedType, receivedType)) {
    message += " with value " + expectedValue;
  }
  message += ", got " + receivedType + " ";
  // check if we need to specify received value
  if (isExplicable(receivedType)) {
    message += "with value " + receivedValue + ".";
  }
  return message
}

function styleValue (value, type) {
  if (type === 'String') {
    return ("\"" + value + "\"")
  } else if (type === 'Number') {
    return ("" + (Number(value)))
  } else {
    return ("" + value)
  }
}

function isExplicable (value) {
  var explicitTypes = ['string', 'number', 'boolean'];
  return explicitTypes.some(function (elem) { return value.toLowerCase() === elem; })
}

function isBoolean () {
  var args = [], len = arguments.length;
  while ( len-- ) args[ len ] = arguments[ len ];

  return args.some(function (elem) { return elem.toLowerCase() === 'boolean'; })
}

/*  */

function handleError (err, vm, info) {
  // Deactivate deps tracking while processing error handler to avoid possible infinite rendering.
  // See: https://github.com/vuejs/vuex/issues/1505
  pushTarget();
  try {
    if (vm) {
      var cur = vm;
      while ((cur = cur.$parent)) {
        var hooks = cur.$options.errorCaptured;
        if (hooks) {
          for (var i = 0; i < hooks.length; i++) {
            try {
              var capture = hooks[i].call(cur, err, vm, info) === false;
              if (capture) { return }
            } catch (e) {
              globalHandleError(e, cur, 'errorCaptured hook');
            }
          }
        }
      }
    }
    globalHandleError(err, vm, info);
  } finally {
    popTarget();
  }
}

function invokeWithErrorHandling (
  handler,
  context,
  args,
  vm,
  info
) {
  var res;
  try {
    res = args ? handler.apply(context, args) : handler.call(context);
    if (res && !res._isVue && isPromise(res) && !res._handled) {
      res.catch(function (e) { return handleError(e, vm, info + " (Promise/async)"); });
      // issue #9511
      // avoid catch triggering multiple times when nested calls
      res._handled = true;
    }
  } catch (e) {
    handleError(e, vm, info);
  }
  return res
}

function globalHandleError (err, vm, info) {
  if (config.errorHandler) {
    try {
      return config.errorHandler.call(null, err, vm, info)
    } catch (e) {
      // if the user intentionally throws the original error in the handler,
      // do not log it twice
      if (e !== err) {
        logError(e, null, 'config.errorHandler');
      }
    }
  }
  logError(err, vm, info);
}

function logError (err, vm, info) {
  if (true) {
    warn(("Error in " + info + ": \"" + (err.toString()) + "\""), vm);
  }
  /* istanbul ignore else */
  if ((inBrowser || inWeex) && typeof console !== 'undefined') {
    console.error(err);
  } else {
    throw err
  }
}

/*  */

var callbacks = [];
var pending = false;

function flushCallbacks () {
  pending = false;
  var copies = callbacks.slice(0);
  callbacks.length = 0;
  for (var i = 0; i < copies.length; i++) {
    copies[i]();
  }
}

// Here we have async deferring wrappers using microtasks.
// In 2.5 we used (macro) tasks (in combination with microtasks).
// However, it has subtle problems when state is changed right before repaint
// (e.g. #6813, out-in transitions).
// Also, using (macro) tasks in event handler would cause some weird behaviors
// that cannot be circumvented (e.g. #7109, #7153, #7546, #7834, #8109).
// So we now use microtasks everywhere, again.
// A major drawback of this tradeoff is that there are some scenarios
// where microtasks have too high a priority and fire in between supposedly
// sequential events (e.g. #4521, #6690, which have workarounds)
// or even between bubbling of the same event (#6566).
var timerFunc;

// The nextTick behavior leverages the microtask queue, which can be accessed
// via either native Promise.then or MutationObserver.
// MutationObserver has wider support, however it is seriously bugged in
// UIWebView in iOS >= 9.3.3 when triggered in touch event handlers. It
// completely stops working after triggering a few times... so, if native
// Promise is available, we will use it:
/* istanbul ignore next, $flow-disable-line */
if (typeof Promise !== 'undefined' && isNative(Promise)) {
  var p = Promise.resolve();
  timerFunc = function () {
    p.then(flushCallbacks);
    // In problematic UIWebViews, Promise.then doesn't completely break, but
    // it can get stuck in a weird state where callbacks are pushed into the
    // microtask queue but the queue isn't being flushed, until the browser
    // needs to do some other work, e.g. handle a timer. Therefore we can
    // "force" the microtask queue to be flushed by adding an empty timer.
    if (isIOS) { setTimeout(noop); }
  };
} else if (!isIE && typeof MutationObserver !== 'undefined' && (
  isNative(MutationObserver) ||
  // PhantomJS and iOS 7.x
  MutationObserver.toString() === '[object MutationObserverConstructor]'
)) {
  // Use MutationObserver where native Promise is not available,
  // e.g. PhantomJS, iOS7, Android 4.4
  // (#6466 MutationObserver is unreliable in IE11)
  var counter = 1;
  var observer = new MutationObserver(flushCallbacks);
  var textNode = document.createTextNode(String(counter));
  observer.observe(textNode, {
    characterData: true
  });
  timerFunc = function () {
    counter = (counter + 1) % 2;
    textNode.data = String(counter);
  };
} else if (typeof setImmediate !== 'undefined' && isNative(setImmediate)) {
  // Fallback to setImmediate.
  // Technically it leverages the (macro) task queue,
  // but it is still a better choice than setTimeout.
  timerFunc = function () {
    setImmediate(flushCallbacks);
  };
} else {
  // Fallback to setTimeout.
  timerFunc = function () {
    setTimeout(flushCallbacks, 0);
  };
}

function nextTick (cb, ctx) {
  var _resolve;
  callbacks.push(function () {
    if (cb) {
      try {
        cb.call(ctx);
      } catch (e) {
        handleError(e, ctx, 'nextTick');
      }
    } else if (_resolve) {
      _resolve(ctx);
    }
  });
  if (!pending) {
    pending = true;
    timerFunc();
  }
  // $flow-disable-line
  if (!cb && typeof Promise !== 'undefined') {
    return new Promise(function (resolve) {
      _resolve = resolve;
    })
  }
}

/*  */

/* not type checking this file because flow doesn't play well with Proxy */

var initProxy;

if (true) {
  var allowedGlobals = makeMap(
    'Infinity,undefined,NaN,isFinite,isNaN,' +
    'parseFloat,parseInt,decodeURI,decodeURIComponent,encodeURI,encodeURIComponent,' +
    'Math,Number,Date,Array,Object,Boolean,String,RegExp,Map,Set,JSON,Intl,' +
    'require' // for Webpack/Browserify
  );

  var warnNonPresent = function (target, key) {
    warn(
      "Property or method \"" + key + "\" is not defined on the instance but " +
      'referenced during render. Make sure that this property is reactive, ' +
      'either in the data option, or for class-based components, by ' +
      'initializing the property. ' +
      'See: https://vuejs.org/v2/guide/reactivity.html#Declaring-Reactive-Properties.',
      target
    );
  };

  var warnReservedPrefix = function (target, key) {
    warn(
      "Property \"" + key + "\" must be accessed with \"$data." + key + "\" because " +
      'properties starting with "$" or "_" are not proxied in the Vue instance to ' +
      'prevent conflicts with Vue internals. ' +
      'See: https://vuejs.org/v2/api/#data',
      target
    );
  };

  var hasProxy =
    typeof Proxy !== 'undefined' && isNative(Proxy);

  if (hasProxy) {
    var isBuiltInModifier = makeMap('stop,prevent,self,ctrl,shift,alt,meta,exact');
    config.keyCodes = new Proxy(config.keyCodes, {
      set: function set (target, key, value) {
        if (isBuiltInModifier(key)) {
          warn(("Avoid overwriting built-in modifier in config.keyCodes: ." + key));
          return false
        } else {
          target[key] = value;
          return true
        }
      }
    });
  }

  var hasHandler = {
    has: function has (target, key) {
      var has = key in target;
      var isAllowed = allowedGlobals(key) ||
        (typeof key === 'string' && key.charAt(0) === '_' && !(key in target.$data));
      if (!has && !isAllowed) {
        if (key in target.$data) { warnReservedPrefix(target, key); }
        else { warnNonPresent(target, key); }
      }
      return has || !isAllowed
    }
  };

  var getHandler = {
    get: function get (target, key) {
      if (typeof key === 'string' && !(key in target)) {
        if (key in target.$data) { warnReservedPrefix(target, key); }
        else { warnNonPresent(target, key); }
      }
      return target[key]
    }
  };

  initProxy = function initProxy (vm) {
    if (hasProxy) {
      // determine which proxy handler to use
      var options = vm.$options;
      var handlers = options.render && options.render._withStripped
        ? getHandler
        : hasHandler;
      vm._renderProxy = new Proxy(vm, handlers);
    } else {
      vm._renderProxy = vm;
    }
  };
}

/*  */

var seenObjects = new _Set();

/**
 * Recursively traverse an object to evoke all converted
 * getters, so that every nested property inside the object
 * is collected as a "deep" dependency.
 */
function traverse (val) {
  _traverse(val, seenObjects);
  seenObjects.clear();
}

function _traverse (val, seen) {
  var i, keys;
  var isA = Array.isArray(val);
  if ((!isA && !isObject(val)) || Object.isFrozen(val) || val instanceof VNode) {
    return
  }
  if (val.__ob__) {
    var depId = val.__ob__.dep.id;
    if (seen.has(depId)) {
      return
    }
    seen.add(depId);
  }
  if (isA) {
    i = val.length;
    while (i--) { _traverse(val[i], seen); }
  } else {
    keys = Object.keys(val);
    i = keys.length;
    while (i--) { _traverse(val[keys[i]], seen); }
  }
}

var mark;
var measure;

if (true) {
  var perf = inBrowser && window.performance;
  /* istanbul ignore if */
  if (
    perf &&
    perf.mark &&
    perf.measure &&
    perf.clearMarks &&
    perf.clearMeasures
  ) {
    mark = function (tag) { return perf.mark(tag); };
    measure = function (name, startTag, endTag) {
      perf.measure(name, startTag, endTag);
      perf.clearMarks(startTag);
      perf.clearMarks(endTag);
      // perf.clearMeasures(name)
    };
  }
}

/*  */

var normalizeEvent = cached(function (name) {
  var passive = name.charAt(0) === '&';
  name = passive ? name.slice(1) : name;
  var once$$1 = name.charAt(0) === '~'; // Prefixed last, checked first
  name = once$$1 ? name.slice(1) : name;
  var capture = name.charAt(0) === '!';
  name = capture ? name.slice(1) : name;
  return {
    name: name,
    once: once$$1,
    capture: capture,
    passive: passive
  }
});

function createFnInvoker (fns, vm) {
  function invoker () {
    var arguments$1 = arguments;

    var fns = invoker.fns;
    if (Array.isArray(fns)) {
      var cloned = fns.slice();
      for (var i = 0; i < cloned.length; i++) {
        invokeWithErrorHandling(cloned[i], null, arguments$1, vm, "v-on handler");
      }
    } else {
      // return handler return value for single handlers
      return invokeWithErrorHandling(fns, null, arguments, vm, "v-on handler")
    }
  }
  invoker.fns = fns;
  return invoker
}

function updateListeners (
  on,
  oldOn,
  add,
  remove$$1,
  createOnceHandler,
  vm
) {
  var name, def$$1, cur, old, event;
  for (name in on) {
    def$$1 = cur = on[name];
    old = oldOn[name];
    event = normalizeEvent(name);
    if (isUndef(cur)) {
       true && warn(
        "Invalid handler for event \"" + (event.name) + "\": got " + String(cur),
        vm
      );
    } else if (isUndef(old)) {
      if (isUndef(cur.fns)) {
        cur = on[name] = createFnInvoker(cur, vm);
      }
      if (isTrue(event.once)) {
        cur = on[name] = createOnceHandler(event.name, cur, event.capture);
      }
      add(event.name, cur, event.capture, event.passive, event.params);
    } else if (cur !== old) {
      old.fns = cur;
      on[name] = old;
    }
  }
  for (name in oldOn) {
    if (isUndef(on[name])) {
      event = normalizeEvent(name);
      remove$$1(event.name, oldOn[name], event.capture);
    }
  }
}

/*  */

/*  */

// fixed by xxxxxx (mp properties)
function extractPropertiesFromVNodeData(data, Ctor, res, context) {
  var propOptions = Ctor.options.mpOptions && Ctor.options.mpOptions.properties;
  if (isUndef(propOptions)) {
    return res
  }
  var externalClasses = Ctor.options.mpOptions.externalClasses || [];
  var attrs = data.attrs;
  var props = data.props;
  if (isDef(attrs) || isDef(props)) {
    for (var key in propOptions) {
      var altKey = hyphenate(key);
      var result = checkProp(res, props, key, altKey, true) ||
          checkProp(res, attrs, key, altKey, false);
      // externalClass
      if (
        result &&
        res[key] &&
        externalClasses.indexOf(altKey) !== -1 &&
        context[camelize(res[key])]
      ) {
        // 赋值 externalClass 真正的值(模板里 externalClass 的值可能是字符串)
        res[key] = context[camelize(res[key])];
      }
    }
  }
  return res
}

function extractPropsFromVNodeData (
  data,
  Ctor,
  tag,
  context// fixed by xxxxxx
) {
  // we are only extracting raw values here.
  // validation and default values are handled in the child
  // component itself.
  var propOptions = Ctor.options.props;
  if (isUndef(propOptions)) {
    // fixed by xxxxxx
    return extractPropertiesFromVNodeData(data, Ctor, {}, context)
  }
  var res = {};
  var attrs = data.attrs;
  var props = data.props;
  if (isDef(attrs) || isDef(props)) {
    for (var key in propOptions) {
      var altKey = hyphenate(key);
      if (true) {
        var keyInLowerCase = key.toLowerCase();
        if (
          key !== keyInLowerCase &&
          attrs && hasOwn(attrs, keyInLowerCase)
        ) {
          tip(
            "Prop \"" + keyInLowerCase + "\" is passed to component " +
            (formatComponentName(tag || Ctor)) + ", but the declared prop name is" +
            " \"" + key + "\". " +
            "Note that HTML attributes are case-insensitive and camelCased " +
            "props need to use their kebab-case equivalents when using in-DOM " +
            "templates. You should probably use \"" + altKey + "\" instead of \"" + key + "\"."
          );
        }
      }
      checkProp(res, props, key, altKey, true) ||
      checkProp(res, attrs, key, altKey, false);
    }
  }
  // fixed by xxxxxx
  return extractPropertiesFromVNodeData(data, Ctor, res, context)
}

function checkProp (
  res,
  hash,
  key,
  altKey,
  preserve
) {
  if (isDef(hash)) {
    if (hasOwn(hash, key)) {
      res[key] = hash[key];
      if (!preserve) {
        delete hash[key];
      }
      return true
    } else if (hasOwn(hash, altKey)) {
      res[key] = hash[altKey];
      if (!preserve) {
        delete hash[altKey];
      }
      return true
    }
  }
  return false
}

/*  */

// The template compiler attempts to minimize the need for normalization by
// statically analyzing the template at compile time.
//
// For plain HTML markup, normalization can be completely skipped because the
// generated render function is guaranteed to return Array<VNode>. There are
// two cases where extra normalization is needed:

// 1. When the children contains components - because a functional component
// may return an Array instead of a single root. In this case, just a simple
// normalization is needed - if any child is an Array, we flatten the whole
// thing with Array.prototype.concat. It is guaranteed to be only 1-level deep
// because functional components already normalize their own children.
function simpleNormalizeChildren (children) {
  for (var i = 0; i < children.length; i++) {
    if (Array.isArray(children[i])) {
      return Array.prototype.concat.apply([], children)
    }
  }
  return children
}

// 2. When the children contains constructs that always generated nested Arrays,
// e.g. <template>, <slot>, v-for, or when the children is provided by user
// with hand-written render functions / JSX. In such cases a full normalization
// is needed to cater to all possible types of children values.
function normalizeChildren (children) {
  return isPrimitive(children)
    ? [createTextVNode(children)]
    : Array.isArray(children)
      ? normalizeArrayChildren(children)
      : undefined
}

function isTextNode (node) {
  return isDef(node) && isDef(node.text) && isFalse(node.isComment)
}

function normalizeArrayChildren (children, nestedIndex) {
  var res = [];
  var i, c, lastIndex, last;
  for (i = 0; i < children.length; i++) {
    c = children[i];
    if (isUndef(c) || typeof c === 'boolean') { continue }
    lastIndex = res.length - 1;
    last = res[lastIndex];
    //  nested
    if (Array.isArray(c)) {
      if (c.length > 0) {
        c = normalizeArrayChildren(c, ((nestedIndex || '') + "_" + i));
        // merge adjacent text nodes
        if (isTextNode(c[0]) && isTextNode(last)) {
          res[lastIndex] = createTextVNode(last.text + (c[0]).text);
          c.shift();
        }
        res.push.apply(res, c);
      }
    } else if (isPrimitive(c)) {
      if (isTextNode(last)) {
        // merge adjacent text nodes
        // this is necessary for SSR hydration because text nodes are
        // essentially merged when rendered to HTML strings
        res[lastIndex] = createTextVNode(last.text + c);
      } else if (c !== '') {
        // convert primitive to vnode
        res.push(createTextVNode(c));
      }
    } else {
      if (isTextNode(c) && isTextNode(last)) {
        // merge adjacent text nodes
        res[lastIndex] = createTextVNode(last.text + c.text);
      } else {
        // default key for nested array children (likely generated by v-for)
        if (isTrue(children._isVList) &&
          isDef(c.tag) &&
          isUndef(c.key) &&
          isDef(nestedIndex)) {
          c.key = "__vlist" + nestedIndex + "_" + i + "__";
        }
        res.push(c);
      }
    }
  }
  return res
}

/*  */

function initProvide (vm) {
  var provide = vm.$options.provide;
  if (provide) {
    vm._provided = typeof provide === 'function'
      ? provide.call(vm)
      : provide;
  }
}

function initInjections (vm) {
  var result = resolveInject(vm.$options.inject, vm);
  if (result) {
    toggleObserving(false);
    Object.keys(result).forEach(function (key) {
      /* istanbul ignore else */
      if (true) {
        defineReactive$$1(vm, key, result[key], function () {
          warn(
            "Avoid mutating an injected value directly since the changes will be " +
            "overwritten whenever the provided component re-renders. " +
            "injection being mutated: \"" + key + "\"",
            vm
          );
        });
      } else {}
    });
    toggleObserving(true);
  }
}

function resolveInject (inject, vm) {
  if (inject) {
    // inject is :any because flow is not smart enough to figure out cached
    var result = Object.create(null);
    var keys = hasSymbol
      ? Reflect.ownKeys(inject)
      : Object.keys(inject);

    for (var i = 0; i < keys.length; i++) {
      var key = keys[i];
      // #6574 in case the inject object is observed...
      if (key === '__ob__') { continue }
      var provideKey = inject[key].from;
      var source = vm;
      while (source) {
        if (source._provided && hasOwn(source._provided, provideKey)) {
          result[key] = source._provided[provideKey];
          break
        }
        source = source.$parent;
      }
      if (!source) {
        if ('default' in inject[key]) {
          var provideDefault = inject[key].default;
          result[key] = typeof provideDefault === 'function'
            ? provideDefault.call(vm)
            : provideDefault;
        } else if (true) {
          warn(("Injection \"" + key + "\" not found"), vm);
        }
      }
    }
    return result
  }
}

/*  */



/**
 * Runtime helper for resolving raw children VNodes into a slot object.
 */
function resolveSlots (
  children,
  context
) {
  if (!children || !children.length) {
    return {}
  }
  var slots = {};
  for (var i = 0, l = children.length; i < l; i++) {
    var child = children[i];
    var data = child.data;
    // remove slot attribute if the node is resolved as a Vue slot node
    if (data && data.attrs && data.attrs.slot) {
      delete data.attrs.slot;
    }
    // named slots should only be respected if the vnode was rendered in the
    // same context.
    if ((child.context === context || child.fnContext === context) &&
      data && data.slot != null
    ) {
      var name = data.slot;
      var slot = (slots[name] || (slots[name] = []));
      if (child.tag === 'template') {
        slot.push.apply(slot, child.children || []);
      } else {
        slot.push(child);
      }
    } else {
      // fixed by xxxxxx 临时 hack 掉 uni-app 中的异步 name slot page
      if(child.asyncMeta && child.asyncMeta.data && child.asyncMeta.data.slot === 'page'){
        (slots['page'] || (slots['page'] = [])).push(child);
      }else{
        (slots.default || (slots.default = [])).push(child);
      }
    }
  }
  // ignore slots that contains only whitespace
  for (var name$1 in slots) {
    if (slots[name$1].every(isWhitespace)) {
      delete slots[name$1];
    }
  }
  return slots
}

function isWhitespace (node) {
  return (node.isComment && !node.asyncFactory) || node.text === ' '
}

/*  */

function normalizeScopedSlots (
  slots,
  normalSlots,
  prevSlots
) {
  var res;
  var hasNormalSlots = Object.keys(normalSlots).length > 0;
  var isStable = slots ? !!slots.$stable : !hasNormalSlots;
  var key = slots && slots.$key;
  if (!slots) {
    res = {};
  } else if (slots._normalized) {
    // fast path 1: child component re-render only, parent did not change
    return slots._normalized
  } else if (
    isStable &&
    prevSlots &&
    prevSlots !== emptyObject &&
    key === prevSlots.$key &&
    !hasNormalSlots &&
    !prevSlots.$hasNormal
  ) {
    // fast path 2: stable scoped slots w/ no normal slots to proxy,
    // only need to normalize once
    return prevSlots
  } else {
    res = {};
    for (var key$1 in slots) {
      if (slots[key$1] && key$1[0] !== '$') {
        res[key$1] = normalizeScopedSlot(normalSlots, key$1, slots[key$1]);
      }
    }
  }
  // expose normal slots on scopedSlots
  for (var key$2 in normalSlots) {
    if (!(key$2 in res)) {
      res[key$2] = proxyNormalSlot(normalSlots, key$2);
    }
  }
  // avoriaz seems to mock a non-extensible $scopedSlots object
  // and when that is passed down this would cause an error
  if (slots && Object.isExtensible(slots)) {
    (slots)._normalized = res;
  }
  def(res, '$stable', isStable);
  def(res, '$key', key);
  def(res, '$hasNormal', hasNormalSlots);
  return res
}

function normalizeScopedSlot(normalSlots, key, fn) {
  var normalized = function () {
    var res = arguments.length ? fn.apply(null, arguments) : fn({});
    res = res && typeof res === 'object' && !Array.isArray(res)
      ? [res] // single vnode
      : normalizeChildren(res);
    return res && (
      res.length === 0 ||
      (res.length === 1 && res[0].isComment) // #9658
    ) ? undefined
      : res
  };
  // this is a slot using the new v-slot syntax without scope. although it is
  // compiled as a scoped slot, render fn users would expect it to be present
  // on this.$slots because the usage is semantically a normal slot.
  if (fn.proxy) {
    Object.defineProperty(normalSlots, key, {
      get: normalized,
      enumerable: true,
      configurable: true
    });
  }
  return normalized
}

function proxyNormalSlot(slots, key) {
  return function () { return slots[key]; }
}

/*  */

/**
 * Runtime helper for rendering v-for lists.
 */
function renderList (
  val,
  render
) {
  var ret, i, l, keys, key;
  if (Array.isArray(val) || typeof val === 'string') {
    ret = new Array(val.length);
    for (i = 0, l = val.length; i < l; i++) {
      ret[i] = render(val[i], i, i, i); // fixed by xxxxxx
    }
  } else if (typeof val === 'number') {
    ret = new Array(val);
    for (i = 0; i < val; i++) {
      ret[i] = render(i + 1, i, i, i); // fixed by xxxxxx
    }
  } else if (isObject(val)) {
    if (hasSymbol && val[Symbol.iterator]) {
      ret = [];
      var iterator = val[Symbol.iterator]();
      var result = iterator.next();
      while (!result.done) {
        ret.push(render(result.value, ret.length, i, i++)); // fixed by xxxxxx
        result = iterator.next();
      }
    } else {
      keys = Object.keys(val);
      ret = new Array(keys.length);
      for (i = 0, l = keys.length; i < l; i++) {
        key = keys[i];
        ret[i] = render(val[key], key, i, i); // fixed by xxxxxx
      }
    }
  }
  if (!isDef(ret)) {
    ret = [];
  }
  (ret)._isVList = true;
  return ret
}

/*  */

/**
 * Runtime helper for rendering <slot>
 */
function renderSlot (
  name,
  fallback,
  props,
  bindObject
) {
  var scopedSlotFn = this.$scopedSlots[name];
  var nodes;
  if (scopedSlotFn) { // scoped slot
    props = props || {};
    if (bindObject) {
      if ( true && !isObject(bindObject)) {
        warn(
          'slot v-bind without argument expects an Object',
          this
        );
      }
      props = extend(extend({}, bindObject), props);
    }
    // fixed by xxxxxx app-plus scopedSlot
    nodes = scopedSlotFn(props, this, props._i) || fallback;
  } else {
    nodes = this.$slots[name] || fallback;
  }

  var target = props && props.slot;
  if (target) {
    return this.$createElement('template', { slot: target }, nodes)
  } else {
    return nodes
  }
}

/*  */

/**
 * Runtime helper for resolving filters
 */
function resolveFilter (id) {
  return resolveAsset(this.$options, 'filters', id, true) || identity
}

/*  */

function isKeyNotMatch (expect, actual) {
  if (Array.isArray(expect)) {
    return expect.indexOf(actual) === -1
  } else {
    return expect !== actual
  }
}

/**
 * Runtime helper for checking keyCodes from config.
 * exposed as Vue.prototype._k
 * passing in eventKeyName as last argument separately for backwards compat
 */
function checkKeyCodes (
  eventKeyCode,
  key,
  builtInKeyCode,
  eventKeyName,
  builtInKeyName
) {
  var mappedKeyCode = config.keyCodes[key] || builtInKeyCode;
  if (builtInKeyName && eventKeyName && !config.keyCodes[key]) {
    return isKeyNotMatch(builtInKeyName, eventKeyName)
  } else if (mappedKeyCode) {
    return isKeyNotMatch(mappedKeyCode, eventKeyCode)
  } else if (eventKeyName) {
    return hyphenate(eventKeyName) !== key
  }
}

/*  */

/**
 * Runtime helper for merging v-bind="object" into a VNode's data.
 */
function bindObjectProps (
  data,
  tag,
  value,
  asProp,
  isSync
) {
  if (value) {
    if (!isObject(value)) {
       true && warn(
        'v-bind without argument expects an Object or Array value',
        this
      );
    } else {
      if (Array.isArray(value)) {
        value = toObject(value);
      }
      var hash;
      var loop = function ( key ) {
        if (
          key === 'class' ||
          key === 'style' ||
          isReservedAttribute(key)
        ) {
          hash = data;
        } else {
          var type = data.attrs && data.attrs.type;
          hash = asProp || config.mustUseProp(tag, type, key)
            ? data.domProps || (data.domProps = {})
            : data.attrs || (data.attrs = {});
        }
        var camelizedKey = camelize(key);
        var hyphenatedKey = hyphenate(key);
        if (!(camelizedKey in hash) && !(hyphenatedKey in hash)) {
          hash[key] = value[key];

          if (isSync) {
            var on = data.on || (data.on = {});
            on[("update:" + key)] = function ($event) {
              value[key] = $event;
            };
          }
        }
      };

      for (var key in value) loop( key );
    }
  }
  return data
}

/*  */

/**
 * Runtime helper for rendering static trees.
 */
function renderStatic (
  index,
  isInFor
) {
  var cached = this._staticTrees || (this._staticTrees = []);
  var tree = cached[index];
  // if has already-rendered static tree and not inside v-for,
  // we can reuse the same tree.
  if (tree && !isInFor) {
    return tree
  }
  // otherwise, render a fresh tree.
  tree = cached[index] = this.$options.staticRenderFns[index].call(
    this._renderProxy,
    null,
    this // for render fns generated for functional component templates
  );
  markStatic(tree, ("__static__" + index), false);
  return tree
}

/**
 * Runtime helper for v-once.
 * Effectively it means marking the node as static with a unique key.
 */
function markOnce (
  tree,
  index,
  key
) {
  markStatic(tree, ("__once__" + index + (key ? ("_" + key) : "")), true);
  return tree
}

function markStatic (
  tree,
  key,
  isOnce
) {
  if (Array.isArray(tree)) {
    for (var i = 0; i < tree.length; i++) {
      if (tree[i] && typeof tree[i] !== 'string') {
        markStaticNode(tree[i], (key + "_" + i), isOnce);
      }
    }
  } else {
    markStaticNode(tree, key, isOnce);
  }
}

function markStaticNode (node, key, isOnce) {
  node.isStatic = true;
  node.key = key;
  node.isOnce = isOnce;
}

/*  */

function bindObjectListeners (data, value) {
  if (value) {
    if (!isPlainObject(value)) {
       true && warn(
        'v-on without argument expects an Object value',
        this
      );
    } else {
      var on = data.on = data.on ? extend({}, data.on) : {};
      for (var key in value) {
        var existing = on[key];
        var ours = value[key];
        on[key] = existing ? [].concat(existing, ours) : ours;
      }
    }
  }
  return data
}

/*  */

function resolveScopedSlots (
  fns, // see flow/vnode
  res,
  // the following are added in 2.6
  hasDynamicKeys,
  contentHashKey
) {
  res = res || { $stable: !hasDynamicKeys };
  for (var i = 0; i < fns.length; i++) {
    var slot = fns[i];
    if (Array.isArray(slot)) {
      resolveScopedSlots(slot, res, hasDynamicKeys);
    } else if (slot) {
      // marker for reverse proxying v-slot without scope on this.$slots
      if (slot.proxy) {
        slot.fn.proxy = true;
      }
      res[slot.key] = slot.fn;
    }
  }
  if (contentHashKey) {
    (res).$key = contentHashKey;
  }
  return res
}

/*  */

function bindDynamicKeys (baseObj, values) {
  for (var i = 0; i < values.length; i += 2) {
    var key = values[i];
    if (typeof key === 'string' && key) {
      baseObj[values[i]] = values[i + 1];
    } else if ( true && key !== '' && key !== null) {
      // null is a special value for explicitly removing a binding
      warn(
        ("Invalid value for dynamic directive argument (expected string or null): " + key),
        this
      );
    }
  }
  return baseObj
}

// helper to dynamically append modifier runtime markers to event names.
// ensure only append when value is already string, otherwise it will be cast
// to string and cause the type check to miss.
function prependModifier (value, symbol) {
  return typeof value === 'string' ? symbol + value : value
}

/*  */

function installRenderHelpers (target) {
  target._o = markOnce;
  target._n = toNumber;
  target._s = toString;
  target._l = renderList;
  target._t = renderSlot;
  target._q = looseEqual;
  target._i = looseIndexOf;
  target._m = renderStatic;
  target._f = resolveFilter;
  target._k = checkKeyCodes;
  target._b = bindObjectProps;
  target._v = createTextVNode;
  target._e = createEmptyVNode;
  target._u = resolveScopedSlots;
  target._g = bindObjectListeners;
  target._d = bindDynamicKeys;
  target._p = prependModifier;
}

/*  */

function FunctionalRenderContext (
  data,
  props,
  children,
  parent,
  Ctor
) {
  var this$1 = this;

  var options = Ctor.options;
  // ensure the createElement function in functional components
  // gets a unique context - this is necessary for correct named slot check
  var contextVm;
  if (hasOwn(parent, '_uid')) {
    contextVm = Object.create(parent);
    // $flow-disable-line
    contextVm._original = parent;
  } else {
    // the context vm passed in is a functional context as well.
    // in this case we want to make sure we are able to get a hold to the
    // real context instance.
    contextVm = parent;
    // $flow-disable-line
    parent = parent._original;
  }
  var isCompiled = isTrue(options._compiled);
  var needNormalization = !isCompiled;

  this.data = data;
  this.props = props;
  this.children = children;
  this.parent = parent;
  this.listeners = data.on || emptyObject;
  this.injections = resolveInject(options.inject, parent);
  this.slots = function () {
    if (!this$1.$slots) {
      normalizeScopedSlots(
        data.scopedSlots,
        this$1.$slots = resolveSlots(children, parent)
      );
    }
    return this$1.$slots
  };

  Object.defineProperty(this, 'scopedSlots', ({
    enumerable: true,
    get: function get () {
      return normalizeScopedSlots(data.scopedSlots, this.slots())
    }
  }));

  // support for compiled functional template
  if (isCompiled) {
    // exposing $options for renderStatic()
    this.$options = options;
    // pre-resolve slots for renderSlot()
    this.$slots = this.slots();
    this.$scopedSlots = normalizeScopedSlots(data.scopedSlots, this.$slots);
  }

  if (options._scopeId) {
    this._c = function (a, b, c, d) {
      var vnode = createElement(contextVm, a, b, c, d, needNormalization);
      if (vnode && !Array.isArray(vnode)) {
        vnode.fnScopeId = options._scopeId;
        vnode.fnContext = parent;
      }
      return vnode
    };
  } else {
    this._c = function (a, b, c, d) { return createElement(contextVm, a, b, c, d, needNormalization); };
  }
}

installRenderHelpers(FunctionalRenderContext.prototype);

function createFunctionalComponent (
  Ctor,
  propsData,
  data,
  contextVm,
  children
) {
  var options = Ctor.options;
  var props = {};
  var propOptions = options.props;
  if (isDef(propOptions)) {
    for (var key in propOptions) {
      props[key] = validateProp(key, propOptions, propsData || emptyObject);
    }
  } else {
    if (isDef(data.attrs)) { mergeProps(props, data.attrs); }
    if (isDef(data.props)) { mergeProps(props, data.props); }
  }

  var renderContext = new FunctionalRenderContext(
    data,
    props,
    children,
    contextVm,
    Ctor
  );

  var vnode = options.render.call(null, renderContext._c, renderContext);

  if (vnode instanceof VNode) {
    return cloneAndMarkFunctionalResult(vnode, data, renderContext.parent, options, renderContext)
  } else if (Array.isArray(vnode)) {
    var vnodes = normalizeChildren(vnode) || [];
    var res = new Array(vnodes.length);
    for (var i = 0; i < vnodes.length; i++) {
      res[i] = cloneAndMarkFunctionalResult(vnodes[i], data, renderContext.parent, options, renderContext);
    }
    return res
  }
}

function cloneAndMarkFunctionalResult (vnode, data, contextVm, options, renderContext) {
  // #7817 clone node before setting fnContext, otherwise if the node is reused
  // (e.g. it was from a cached normal slot) the fnContext causes named slots
  // that should not be matched to match.
  var clone = cloneVNode(vnode);
  clone.fnContext = contextVm;
  clone.fnOptions = options;
  if (true) {
    (clone.devtoolsMeta = clone.devtoolsMeta || {}).renderContext = renderContext;
  }
  if (data.slot) {
    (clone.data || (clone.data = {})).slot = data.slot;
  }
  return clone
}

function mergeProps (to, from) {
  for (var key in from) {
    to[camelize(key)] = from[key];
  }
}

/*  */

/*  */

/*  */

/*  */

// inline hooks to be invoked on component VNodes during patch
var componentVNodeHooks = {
  init: function init (vnode, hydrating) {
    if (
      vnode.componentInstance &&
      !vnode.componentInstance._isDestroyed &&
      vnode.data.keepAlive
    ) {
      // kept-alive components, treat as a patch
      var mountedNode = vnode; // work around flow
      componentVNodeHooks.prepatch(mountedNode, mountedNode);
    } else {
      var child = vnode.componentInstance = createComponentInstanceForVnode(
        vnode,
        activeInstance
      );
      child.$mount(hydrating ? vnode.elm : undefined, hydrating);
    }
  },

  prepatch: function prepatch (oldVnode, vnode) {
    var options = vnode.componentOptions;
    var child = vnode.componentInstance = oldVnode.componentInstance;
    updateChildComponent(
      child,
      options.propsData, // updated props
      options.listeners, // updated listeners
      vnode, // new parent vnode
      options.children // new children
    );
  },

  insert: function insert (vnode) {
    var context = vnode.context;
    var componentInstance = vnode.componentInstance;
    if (!componentInstance._isMounted) {
      callHook(componentInstance, 'onServiceCreated');
      callHook(componentInstance, 'onServiceAttached');
      componentInstance._isMounted = true;
      callHook(componentInstance, 'mounted');
    }
    if (vnode.data.keepAlive) {
      if (context._isMounted) {
        // vue-router#1212
        // During updates, a kept-alive component's child components may
        // change, so directly walking the tree here may call activated hooks
        // on incorrect children. Instead we push them into a queue which will
        // be processed after the whole patch process ended.
        queueActivatedComponent(componentInstance);
      } else {
        activateChildComponent(componentInstance, true /* direct */);
      }
    }
  },

  destroy: function destroy (vnode) {
    var componentInstance = vnode.componentInstance;
    if (!componentInstance._isDestroyed) {
      if (!vnode.data.keepAlive) {
        componentInstance.$destroy();
      } else {
        deactivateChildComponent(componentInstance, true /* direct */);
      }
    }
  }
};

var hooksToMerge = Object.keys(componentVNodeHooks);

function createComponent (
  Ctor,
  data,
  context,
  children,
  tag
) {
  if (isUndef(Ctor)) {
    return
  }

  var baseCtor = context.$options._base;

  // plain options object: turn it into a constructor
  if (isObject(Ctor)) {
    Ctor = baseCtor.extend(Ctor);
  }

  // if at this stage it's not a constructor or an async component factory,
  // reject.
  if (typeof Ctor !== 'function') {
    if (true) {
      warn(("Invalid Component definition: " + (String(Ctor))), context);
    }
    return
  }

  // async component
  var asyncFactory;
  if (isUndef(Ctor.cid)) {
    asyncFactory = Ctor;
    Ctor = resolveAsyncComponent(asyncFactory, baseCtor);
    if (Ctor === undefined) {
      // return a placeholder node for async component, which is rendered
      // as a comment node but preserves all the raw information for the node.
      // the information will be used for async server-rendering and hydration.
      return createAsyncPlaceholder(
        asyncFactory,
        data,
        context,
        children,
        tag
      )
    }
  }

  data = data || {};

  // resolve constructor options in case global mixins are applied after
  // component constructor creation
  resolveConstructorOptions(Ctor);

  // transform component v-model data into props & events
  if (isDef(data.model)) {
    transformModel(Ctor.options, data);
  }

  // extract props
  var propsData = extractPropsFromVNodeData(data, Ctor, tag, context); // fixed by xxxxxx

  // functional component
  if (isTrue(Ctor.options.functional)) {
    return createFunctionalComponent(Ctor, propsData, data, context, children)
  }

  // extract listeners, since these needs to be treated as
  // child component listeners instead of DOM listeners
  var listeners = data.on;
  // replace with listeners with .native modifier
  // so it gets processed during parent component patch.
  data.on = data.nativeOn;

  if (isTrue(Ctor.options.abstract)) {
    // abstract components do not keep anything
    // other than props & listeners & slot

    // work around flow
    var slot = data.slot;
    data = {};
    if (slot) {
      data.slot = slot;
    }
  }

  // install component management hooks onto the placeholder node
  installComponentHooks(data);

  // return a placeholder vnode
  var name = Ctor.options.name || tag;
  var vnode = new VNode(
    ("vue-component-" + (Ctor.cid) + (name ? ("-" + name) : '')),
    data, undefined, undefined, undefined, context,
    { Ctor: Ctor, propsData: propsData, listeners: listeners, tag: tag, children: children },
    asyncFactory
  );

  return vnode
}

function createComponentInstanceForVnode (
  vnode, // we know it's MountedComponentVNode but flow doesn't
  parent // activeInstance in lifecycle state
) {
  var options = {
    _isComponent: true,
    _parentVnode: vnode,
    parent: parent
  };
  // check inline-template render functions
  var inlineTemplate = vnode.data.inlineTemplate;
  if (isDef(inlineTemplate)) {
    options.render = inlineTemplate.render;
    options.staticRenderFns = inlineTemplate.staticRenderFns;
  }
  return new vnode.componentOptions.Ctor(options)
}

function installComponentHooks (data) {
  var hooks = data.hook || (data.hook = {});
  for (var i = 0; i < hooksToMerge.length; i++) {
    var key = hooksToMerge[i];
    var existing = hooks[key];
    var toMerge = componentVNodeHooks[key];
    if (existing !== toMerge && !(existing && existing._merged)) {
      hooks[key] = existing ? mergeHook$1(toMerge, existing) : toMerge;
    }
  }
}

function mergeHook$1 (f1, f2) {
  var merged = function (a, b) {
    // flow complains about extra args which is why we use any
    f1(a, b);
    f2(a, b);
  };
  merged._merged = true;
  return merged
}

// transform component v-model info (value and callback) into
// prop and event handler respectively.
function transformModel (options, data) {
  var prop = (options.model && options.model.prop) || 'value';
  var event = (options.model && options.model.event) || 'input'
  ;(data.attrs || (data.attrs = {}))[prop] = data.model.value;
  var on = data.on || (data.on = {});
  var existing = on[event];
  var callback = data.model.callback;
  if (isDef(existing)) {
    if (
      Array.isArray(existing)
        ? existing.indexOf(callback) === -1
        : existing !== callback
    ) {
      on[event] = [callback].concat(existing);
    }
  } else {
    on[event] = callback;
  }
}

/*  */

var SIMPLE_NORMALIZE = 1;
var ALWAYS_NORMALIZE = 2;

// wrapper function for providing a more flexible interface
// without getting yelled at by flow
function createElement (
  context,
  tag,
  data,
  children,
  normalizationType,
  alwaysNormalize
) {
  if (Array.isArray(data) || isPrimitive(data)) {
    normalizationType = children;
    children = data;
    data = undefined;
  }
  if (isTrue(alwaysNormalize)) {
    normalizationType = ALWAYS_NORMALIZE;
  }
  return _createElement(context, tag, data, children, normalizationType)
}

function _createElement (
  context,
  tag,
  data,
  children,
  normalizationType
) {
  if (isDef(data) && isDef((data).__ob__)) {
     true && warn(
      "Avoid using observed data object as vnode data: " + (JSON.stringify(data)) + "\n" +
      'Always create fresh vnode data objects in each render!',
      context
    );
    return createEmptyVNode()
  }
  // object syntax in v-bind
  if (isDef(data) && isDef(data.is)) {
    tag = data.is;
  }
  if (!tag) {
    // in case of component :is set to falsy value
    return createEmptyVNode()
  }
  // warn against non-primitive key
  if ( true &&
    isDef(data) && isDef(data.key) && !isPrimitive(data.key)
  ) {
    {
      warn(
        'Avoid using non-primitive value as key, ' +
        'use string/number value instead.',
        context
      );
    }
  }
  // support single function children as default scoped slot
  if (Array.isArray(children) &&
    typeof children[0] === 'function'
  ) {
    data = data || {};
    data.scopedSlots = { default: children[0] };
    children.length = 0;
  }
  if (normalizationType === ALWAYS_NORMALIZE) {
    children = normalizeChildren(children);
  } else if (normalizationType === SIMPLE_NORMALIZE) {
    children = simpleNormalizeChildren(children);
  }
  var vnode, ns;
  if (typeof tag === 'string') {
    var Ctor;
    ns = (context.$vnode && context.$vnode.ns) || config.getTagNamespace(tag);
    if (config.isReservedTag(tag)) {
      // platform built-in elements
      if ( true && isDef(data) && isDef(data.nativeOn)) {
        warn(
          ("The .native modifier for v-on is only valid on components but it was used on <" + tag + ">."),
          context
        );
      }
      vnode = new VNode(
        config.parsePlatformTagName(tag), data, children,
        undefined, undefined, context
      );
    } else if ((!data || !data.pre) && isDef(Ctor = resolveAsset(context.$options, 'components', tag))) {
      // component
      vnode = createComponent(Ctor, data, context, children, tag);
    } else {
      // unknown or unlisted namespaced elements
      // check at runtime because it may get assigned a namespace when its
      // parent normalizes children
      vnode = new VNode(
        tag, data, children,
        undefined, undefined, context
      );
    }
  } else {
    // direct component options / constructor
    vnode = createComponent(tag, data, context, children);
  }
  if (Array.isArray(vnode)) {
    return vnode
  } else if (isDef(vnode)) {
    if (isDef(ns)) { applyNS(vnode, ns); }
    if (isDef(data)) { registerDeepBindings(data); }
    return vnode
  } else {
    return createEmptyVNode()
  }
}

function applyNS (vnode, ns, force) {
  vnode.ns = ns;
  if (vnode.tag === 'foreignObject') {
    // use default namespace inside foreignObject
    ns = undefined;
    force = true;
  }
  if (isDef(vnode.children)) {
    for (var i = 0, l = vnode.children.length; i < l; i++) {
      var child = vnode.children[i];
      if (isDef(child.tag) && (
        isUndef(child.ns) || (isTrue(force) && child.tag !== 'svg'))) {
        applyNS(child, ns, force);
      }
    }
  }
}

// ref #5318
// necessary to ensure parent re-render when deep bindings like :style and
// :class are used on slot nodes
function registerDeepBindings (data) {
  if (isObject(data.style)) {
    traverse(data.style);
  }
  if (isObject(data.class)) {
    traverse(data.class);
  }
}

/*  */

function initRender (vm) {
  vm._vnode = null; // the root of the child tree
  vm._staticTrees = null; // v-once cached trees
  var options = vm.$options;
  var parentVnode = vm.$vnode = options._parentVnode; // the placeholder node in parent tree
  var renderContext = parentVnode && parentVnode.context;
  vm.$slots = resolveSlots(options._renderChildren, renderContext);
  vm.$scopedSlots = emptyObject;
  // bind the createElement fn to this instance
  // so that we get proper render context inside it.
  // args order: tag, data, children, normalizationType, alwaysNormalize
  // internal version is used by render functions compiled from templates
  vm._c = function (a, b, c, d) { return createElement(vm, a, b, c, d, false); };
  // normalization is always applied for the public version, used in
  // user-written render functions.
  vm.$createElement = function (a, b, c, d) { return createElement(vm, a, b, c, d, true); };

  // $attrs & $listeners are exposed for easier HOC creation.
  // they need to be reactive so that HOCs using them are always updated
  var parentData = parentVnode && parentVnode.data;

  /* istanbul ignore else */
  if (true) {
    defineReactive$$1(vm, '$attrs', parentData && parentData.attrs || emptyObject, function () {
      !isUpdatingChildComponent && warn("$attrs is readonly.", vm);
    }, true);
    defineReactive$$1(vm, '$listeners', options._parentListeners || emptyObject, function () {
      !isUpdatingChildComponent && warn("$listeners is readonly.", vm);
    }, true);
  } else {}
}

var currentRenderingInstance = null;

function renderMixin (Vue) {
  // install runtime convenience helpers
  installRenderHelpers(Vue.prototype);

  Vue.prototype.$nextTick = function (fn) {
    return nextTick(fn, this)
  };

  Vue.prototype._render = function () {
    var vm = this;
    var ref = vm.$options;
    var render = ref.render;
    var _parentVnode = ref._parentVnode;

    if (_parentVnode) {
      vm.$scopedSlots = normalizeScopedSlots(
        _parentVnode.data.scopedSlots,
        vm.$slots,
        vm.$scopedSlots
      );
    }

    // set parent vnode. this allows render functions to have access
    // to the data on the placeholder node.
    vm.$vnode = _parentVnode;
    // render self
    var vnode;
    try {
      // There's no need to maintain a stack because all render fns are called
      // separately from one another. Nested component's render fns are called
      // when parent component is patched.
      currentRenderingInstance = vm;
      vnode = render.call(vm._renderProxy, vm.$createElement);
    } catch (e) {
      handleError(e, vm, "render");
      // return error render result,
      // or previous vnode to prevent render error causing blank component
      /* istanbul ignore else */
      if ( true && vm.$options.renderError) {
        try {
          vnode = vm.$options.renderError.call(vm._renderProxy, vm.$createElement, e);
        } catch (e) {
          handleError(e, vm, "renderError");
          vnode = vm._vnode;
        }
      } else {
        vnode = vm._vnode;
      }
    } finally {
      currentRenderingInstance = null;
    }
    // if the returned array contains only a single node, allow it
    if (Array.isArray(vnode) && vnode.length === 1) {
      vnode = vnode[0];
    }
    // return empty vnode in case the render function errored out
    if (!(vnode instanceof VNode)) {
      if ( true && Array.isArray(vnode)) {
        warn(
          'Multiple root nodes returned from render function. Render function ' +
          'should return a single root node.',
          vm
        );
      }
      vnode = createEmptyVNode();
    }
    // set parent
    vnode.parent = _parentVnode;
    return vnode
  };
}

/*  */

function ensureCtor (comp, base) {
  if (
    comp.__esModule ||
    (hasSymbol && comp[Symbol.toStringTag] === 'Module')
  ) {
    comp = comp.default;
  }
  return isObject(comp)
    ? base.extend(comp)
    : comp
}

function createAsyncPlaceholder (
  factory,
  data,
  context,
  children,
  tag
) {
  var node = createEmptyVNode();
  node.asyncFactory = factory;
  node.asyncMeta = { data: data, context: context, children: children, tag: tag };
  return node
}

function resolveAsyncComponent (
  factory,
  baseCtor
) {
  if (isTrue(factory.error) && isDef(factory.errorComp)) {
    return factory.errorComp
  }

  if (isDef(factory.resolved)) {
    return factory.resolved
  }

  var owner = currentRenderingInstance;
  if (owner && isDef(factory.owners) && factory.owners.indexOf(owner) === -1) {
    // already pending
    factory.owners.push(owner);
  }

  if (isTrue(factory.loading) && isDef(factory.loadingComp)) {
    return factory.loadingComp
  }

  if (owner && !isDef(factory.owners)) {
    var owners = factory.owners = [owner];
    var sync = true;
    var timerLoading = null;
    var timerTimeout = null

    ;(owner).$on('hook:destroyed', function () { return remove(owners, owner); });

    var forceRender = function (renderCompleted) {
      for (var i = 0, l = owners.length; i < l; i++) {
        (owners[i]).$forceUpdate();
      }

      if (renderCompleted) {
        owners.length = 0;
        if (timerLoading !== null) {
          clearTimeout(timerLoading);
          timerLoading = null;
        }
        if (timerTimeout !== null) {
          clearTimeout(timerTimeout);
          timerTimeout = null;
        }
      }
    };

    var resolve = once(function (res) {
      // cache resolved
      factory.resolved = ensureCtor(res, baseCtor);
      // invoke callbacks only if this is not a synchronous resolve
      // (async resolves are shimmed as synchronous during SSR)
      if (!sync) {
        forceRender(true);
      } else {
        owners.length = 0;
      }
    });

    var reject = once(function (reason) {
       true && warn(
        "Failed to resolve async component: " + (String(factory)) +
        (reason ? ("\nReason: " + reason) : '')
      );
      if (isDef(factory.errorComp)) {
        factory.error = true;
        forceRender(true);
      }
    });

    var res = factory(resolve, reject);

    if (isObject(res)) {
      if (isPromise(res)) {
        // () => Promise
        if (isUndef(factory.resolved)) {
          res.then(resolve, reject);
        }
      } else if (isPromise(res.component)) {
        res.component.then(resolve, reject);

        if (isDef(res.error)) {
          factory.errorComp = ensureCtor(res.error, baseCtor);
        }

        if (isDef(res.loading)) {
          factory.loadingComp = ensureCtor(res.loading, baseCtor);
          if (res.delay === 0) {
            factory.loading = true;
          } else {
            timerLoading = setTimeout(function () {
              timerLoading = null;
              if (isUndef(factory.resolved) && isUndef(factory.error)) {
                factory.loading = true;
                forceRender(false);
              }
            }, res.delay || 200);
          }
        }

        if (isDef(res.timeout)) {
          timerTimeout = setTimeout(function () {
            timerTimeout = null;
            if (isUndef(factory.resolved)) {
              reject(
                 true
                  ? ("timeout (" + (res.timeout) + "ms)")
                  : undefined
              );
            }
          }, res.timeout);
        }
      }
    }

    sync = false;
    // return in case resolved synchronously
    return factory.loading
      ? factory.loadingComp
      : factory.resolved
  }
}

/*  */

function isAsyncPlaceholder (node) {
  return node.isComment && node.asyncFactory
}

/*  */

function getFirstComponentChild (children) {
  if (Array.isArray(children)) {
    for (var i = 0; i < children.length; i++) {
      var c = children[i];
      if (isDef(c) && (isDef(c.componentOptions) || isAsyncPlaceholder(c))) {
        return c
      }
    }
  }
}

/*  */

/*  */

function initEvents (vm) {
  vm._events = Object.create(null);
  vm._hasHookEvent = false;
  // init parent attached events
  var listeners = vm.$options._parentListeners;
  if (listeners) {
    updateComponentListeners(vm, listeners);
  }
}

var target;

function add (event, fn) {
  target.$on(event, fn);
}

function remove$1 (event, fn) {
  target.$off(event, fn);
}

function createOnceHandler (event, fn) {
  var _target = target;
  return function onceHandler () {
    var res = fn.apply(null, arguments);
    if (res !== null) {
      _target.$off(event, onceHandler);
    }
  }
}

function updateComponentListeners (
  vm,
  listeners,
  oldListeners
) {
  target = vm;
  updateListeners(listeners, oldListeners || {}, add, remove$1, createOnceHandler, vm);
  target = undefined;
}

function eventsMixin (Vue) {
  var hookRE = /^hook:/;
  Vue.prototype.$on = function (event, fn) {
    var vm = this;
    if (Array.isArray(event)) {
      for (var i = 0, l = event.length; i < l; i++) {
        vm.$on(event[i], fn);
      }
    } else {
      (vm._events[event] || (vm._events[event] = [])).push(fn);
      // optimize hook:event cost by using a boolean flag marked at registration
      // instead of a hash lookup
      if (hookRE.test(event)) {
        vm._hasHookEvent = true;
      }
    }
    return vm
  };

  Vue.prototype.$once = function (event, fn) {
    var vm = this;
    function on () {
      vm.$off(event, on);
      fn.apply(vm, arguments);
    }
    on.fn = fn;
    vm.$on(event, on);
    return vm
  };

  Vue.prototype.$off = function (event, fn) {
    var vm = this;
    // all
    if (!arguments.length) {
      vm._events = Object.create(null);
      return vm
    }
    // array of events
    if (Array.isArray(event)) {
      for (var i$1 = 0, l = event.length; i$1 < l; i$1++) {
        vm.$off(event[i$1], fn);
      }
      return vm
    }
    // specific event
    var cbs = vm._events[event];
    if (!cbs) {
      return vm
    }
    if (!fn) {
      vm._events[event] = null;
      return vm
    }
    // specific handler
    var cb;
    var i = cbs.length;
    while (i--) {
      cb = cbs[i];
      if (cb === fn || cb.fn === fn) {
        cbs.splice(i, 1);
        break
      }
    }
    return vm
  };

  Vue.prototype.$emit = function (event) {
    var vm = this;
    if (true) {
      var lowerCaseEvent = event.toLowerCase();
      if (lowerCaseEvent !== event && vm._events[lowerCaseEvent]) {
        tip(
          "Event \"" + lowerCaseEvent + "\" is emitted in component " +
          (formatComponentName(vm)) + " but the handler is registered for \"" + event + "\". " +
          "Note that HTML attributes are case-insensitive and you cannot use " +
          "v-on to listen to camelCase events when using in-DOM templates. " +
          "You should probably use \"" + (hyphenate(event)) + "\" instead of \"" + event + "\"."
        );
      }
    }
    var cbs = vm._events[event];
    if (cbs) {
      cbs = cbs.length > 1 ? toArray(cbs) : cbs;
      var args = toArray(arguments, 1);
      var info = "event handler for \"" + event + "\"";
      for (var i = 0, l = cbs.length; i < l; i++) {
        invokeWithErrorHandling(cbs[i], vm, args, vm, info);
      }
    }
    return vm
  };
}

/*  */

var activeInstance = null;
var isUpdatingChildComponent = false;

function setActiveInstance(vm) {
  var prevActiveInstance = activeInstance;
  activeInstance = vm;
  return function () {
    activeInstance = prevActiveInstance;
  }
}

function initLifecycle (vm) {
  var options = vm.$options;

  // locate first non-abstract parent
  var parent = options.parent;
  if (parent && !options.abstract) {
    while (parent.$options.abstract && parent.$parent) {
      parent = parent.$parent;
    }
    parent.$children.push(vm);
  }

  vm.$parent = parent;
  vm.$root = parent ? parent.$root : vm;

  vm.$children = [];
  vm.$refs = {};

  vm._watcher = null;
  vm._inactive = null;
  vm._directInactive = false;
  vm._isMounted = false;
  vm._isDestroyed = false;
  vm._isBeingDestroyed = false;
}

function lifecycleMixin (Vue) {
  Vue.prototype._update = function (vnode, hydrating) {
    var vm = this;
    var prevEl = vm.$el;
    var prevVnode = vm._vnode;
    var restoreActiveInstance = setActiveInstance(vm);
    vm._vnode = vnode;
    // Vue.prototype.__patch__ is injected in entry points
    // based on the rendering backend used.
    if (!prevVnode) {
      // initial render
      vm.$el = vm.__patch__(vm.$el, vnode, hydrating, false /* removeOnly */);
    } else {
      // updates
      vm.$el = vm.__patch__(prevVnode, vnode);
    }
    restoreActiveInstance();
    // update __vue__ reference
    if (prevEl) {
      prevEl.__vue__ = null;
    }
    if (vm.$el) {
      vm.$el.__vue__ = vm;
    }
    // if parent is an HOC, update its $el as well
    if (vm.$vnode && vm.$parent && vm.$vnode === vm.$parent._vnode) {
      vm.$parent.$el = vm.$el;
    }
    // updated hook is called by the scheduler to ensure that children are
    // updated in a parent's updated hook.
  };

  Vue.prototype.$forceUpdate = function () {
    var vm = this;
    if (vm._watcher) {
      vm._watcher.update();
    }
  };

  Vue.prototype.$destroy = function () {
    var vm = this;
    if (vm._isBeingDestroyed) {
      return
    }
    callHook(vm, 'beforeDestroy');
    vm._isBeingDestroyed = true;
    // remove self from parent
    var parent = vm.$parent;
    if (parent && !parent._isBeingDestroyed && !vm.$options.abstract) {
      remove(parent.$children, vm);
    }
    // teardown watchers
    if (vm._watcher) {
      vm._watcher.teardown();
    }
    var i = vm._watchers.length;
    while (i--) {
      vm._watchers[i].teardown();
    }
    // remove reference from data ob
    // frozen object may not have observer.
    if (vm._data.__ob__) {
      vm._data.__ob__.vmCount--;
    }
    // call the last hook...
    vm._isDestroyed = true;
    // invoke destroy hooks on current rendered tree
    vm.__patch__(vm._vnode, null);
    // fire destroyed hook
    callHook(vm, 'destroyed');
    // turn off all instance listeners.
    vm.$off();
    // remove __vue__ reference
    if (vm.$el) {
      vm.$el.__vue__ = null;
    }
    // release circular reference (#6759)
    if (vm.$vnode) {
      vm.$vnode.parent = null;
    }
  };
}

function updateChildComponent (
  vm,
  propsData,
  listeners,
  parentVnode,
  renderChildren
) {
  if (true) {
    isUpdatingChildComponent = true;
  }

  // determine whether component has slot children
  // we need to do this before overwriting $options._renderChildren.

  // check if there are dynamic scopedSlots (hand-written or compiled but with
  // dynamic slot names). Static scoped slots compiled from template has the
  // "$stable" marker.
  var newScopedSlots = parentVnode.data.scopedSlots;
  var oldScopedSlots = vm.$scopedSlots;
  var hasDynamicScopedSlot = !!(
    (newScopedSlots && !newScopedSlots.$stable) ||
    (oldScopedSlots !== emptyObject && !oldScopedSlots.$stable) ||
    (newScopedSlots && vm.$scopedSlots.$key !== newScopedSlots.$key)
  );

  // Any static slot children from the parent may have changed during parent's
  // update. Dynamic scoped slots may also have changed. In such cases, a forced
  // update is necessary to ensure correctness.
  var needsForceUpdate = !!(
    renderChildren ||               // has new static slots
    vm.$options._renderChildren ||  // has old static slots
    hasDynamicScopedSlot
  );

  vm.$options._parentVnode = parentVnode;
  vm.$vnode = parentVnode; // update vm's placeholder node without re-render

  if (vm._vnode) { // update child tree's parent
    vm._vnode.parent = parentVnode;
  }
  vm.$options._renderChildren = renderChildren;

  // update $attrs and $listeners hash
  // these are also reactive so they may trigger child update if the child
  // used them during render
  vm.$attrs = parentVnode.data.attrs || emptyObject;
  vm.$listeners = listeners || emptyObject;

  // update props
  if (propsData && vm.$options.props) {
    toggleObserving(false);
    var props = vm._props;
    var propKeys = vm.$options._propKeys || [];
    for (var i = 0; i < propKeys.length; i++) {
      var key = propKeys[i];
      var propOptions = vm.$options.props; // wtf flow?
      props[key] = validateProp(key, propOptions, propsData, vm);
    }
    toggleObserving(true);
    // keep a copy of raw propsData
    vm.$options.propsData = propsData;
  }
  
  // fixed by xxxxxx update properties(mp runtime)
  vm._$updateProperties && vm._$updateProperties(vm);
  
  // update listeners
  listeners = listeners || emptyObject;
  var oldListeners = vm.$options._parentListeners;
  vm.$options._parentListeners = listeners;
  updateComponentListeners(vm, listeners, oldListeners);

  // resolve slots + force update if has children
  if (needsForceUpdate) {
    vm.$slots = resolveSlots(renderChildren, parentVnode.context);
    vm.$forceUpdate();
  }

  if (true) {
    isUpdatingChildComponent = false;
  }
}

function isInInactiveTree (vm) {
  while (vm && (vm = vm.$parent)) {
    if (vm._inactive) { return true }
  }
  return false
}

function activateChildComponent (vm, direct) {
  if (direct) {
    vm._directInactive = false;
    if (isInInactiveTree(vm)) {
      return
    }
  } else if (vm._directInactive) {
    return
  }
  if (vm._inactive || vm._inactive === null) {
    vm._inactive = false;
    for (var i = 0; i < vm.$children.length; i++) {
      activateChildComponent(vm.$children[i]);
    }
    callHook(vm, 'activated');
  }
}

function deactivateChildComponent (vm, direct) {
  if (direct) {
    vm._directInactive = true;
    if (isInInactiveTree(vm)) {
      return
    }
  }
  if (!vm._inactive) {
    vm._inactive = true;
    for (var i = 0; i < vm.$children.length; i++) {
      deactivateChildComponent(vm.$children[i]);
    }
    callHook(vm, 'deactivated');
  }
}

function callHook (vm, hook) {
  // #7573 disable dep collection when invoking lifecycle hooks
  pushTarget();
  var handlers = vm.$options[hook];
  var info = hook + " hook";
  if (handlers) {
    for (var i = 0, j = handlers.length; i < j; i++) {
      invokeWithErrorHandling(handlers[i], vm, null, vm, info);
    }
  }
  if (vm._hasHookEvent) {
    vm.$emit('hook:' + hook);
  }
  popTarget();
}

/*  */

var MAX_UPDATE_COUNT = 100;

var queue = [];
var activatedChildren = [];
var has = {};
var circular = {};
var waiting = false;
var flushing = false;
var index = 0;

/**
 * Reset the scheduler's state.
 */
function resetSchedulerState () {
  index = queue.length = activatedChildren.length = 0;
  has = {};
  if (true) {
    circular = {};
  }
  waiting = flushing = false;
}

// Async edge case #6566 requires saving the timestamp when event listeners are
// attached. However, calling performance.now() has a perf overhead especially
// if the page has thousands of event listeners. Instead, we take a timestamp
// every time the scheduler flushes and use that for all event listeners
// attached during that flush.
var currentFlushTimestamp = 0;

// Async edge case fix requires storing an event listener's attach timestamp.
var getNow = Date.now;

// Determine what event timestamp the browser is using. Annoyingly, the
// timestamp can either be hi-res (relative to page load) or low-res
// (relative to UNIX epoch), so in order to compare time we have to use the
// same timestamp type when saving the flush timestamp.
// All IE versions use low-res event timestamps, and have problematic clock
// implementations (#9632)
if (inBrowser && !isIE) {
  var performance = window.performance;
  if (
    performance &&
    typeof performance.now === 'function' &&
    getNow() > document.createEvent('Event').timeStamp
  ) {
    // if the event timestamp, although evaluated AFTER the Date.now(), is
    // smaller than it, it means the event is using a hi-res timestamp,
    // and we need to use the hi-res version for event listener timestamps as
    // well.
    getNow = function () { return performance.now(); };
  }
}

/**
 * Flush both queues and run the watchers.
 */
function flushSchedulerQueue () {
  currentFlushTimestamp = getNow();
  flushing = true;
  var watcher, id;

  // Sort queue before flush.
  // This ensures that:
  // 1. Components are updated from parent to child. (because parent is always
  //    created before the child)
  // 2. A component's user watchers are run before its render watcher (because
  //    user watchers are created before the render watcher)
  // 3. If a component is destroyed during a parent component's watcher run,
  //    its watchers can be skipped.
  queue.sort(function (a, b) { return a.id - b.id; });

  // do not cache length because more watchers might be pushed
  // as we run existing watchers
  for (index = 0; index < queue.length; index++) {
    watcher = queue[index];
    if (watcher.before) {
      watcher.before();
    }
    id = watcher.id;
    has[id] = null;
    watcher.run();
    // in dev build, check and stop circular updates.
    if ( true && has[id] != null) {
      circular[id] = (circular[id] || 0) + 1;
      if (circular[id] > MAX_UPDATE_COUNT) {
        warn(
          'You may have an infinite update loop ' + (
            watcher.user
              ? ("in watcher with expression \"" + (watcher.expression) + "\"")
              : "in a component render function."
          ),
          watcher.vm
        );
        break
      }
    }
  }

  // keep copies of post queues before resetting state
  var activatedQueue = activatedChildren.slice();
  var updatedQueue = queue.slice();

  resetSchedulerState();

  // call component updated and activated hooks
  callActivatedHooks(activatedQueue);
  callUpdatedHooks(updatedQueue);

  // devtool hook
  /* istanbul ignore if */
  if (devtools && config.devtools) {
    devtools.emit('flush');
  }
}

function callUpdatedHooks (queue) {
  var i = queue.length;
  while (i--) {
    var watcher = queue[i];
    var vm = watcher.vm;
    if (vm._watcher === watcher && vm._isMounted && !vm._isDestroyed) {
      callHook(vm, 'updated');
    }
  }
}

/**
 * Queue a kept-alive component that was activated during patch.
 * The queue will be processed after the entire tree has been patched.
 */
function queueActivatedComponent (vm) {
  // setting _inactive to false here so that a render function can
  // rely on checking whether it's in an inactive tree (e.g. router-view)
  vm._inactive = false;
  activatedChildren.push(vm);
}

function callActivatedHooks (queue) {
  for (var i = 0; i < queue.length; i++) {
    queue[i]._inactive = true;
    activateChildComponent(queue[i], true /* true */);
  }
}

/**
 * Push a watcher into the watcher queue.
 * Jobs with duplicate IDs will be skipped unless it's
 * pushed when the queue is being flushed.
 */
function queueWatcher (watcher) {
  var id = watcher.id;
  if (has[id] == null) {
    has[id] = true;
    if (!flushing) {
      queue.push(watcher);
    } else {
      // if already flushing, splice the watcher based on its id
      // if already past its id, it will be run next immediately.
      var i = queue.length - 1;
      while (i > index && queue[i].id > watcher.id) {
        i--;
      }
      queue.splice(i + 1, 0, watcher);
    }
    // queue the flush
    if (!waiting) {
      waiting = true;

      if ( true && !config.async) {
        flushSchedulerQueue();
        return
      }
      nextTick(flushSchedulerQueue);
    }
  }
}

/*  */



var uid$2 = 0;

/**
 * A watcher parses an expression, collects dependencies,
 * and fires callback when the expression value changes.
 * This is used for both the $watch() api and directives.
 */
var Watcher = function Watcher (
  vm,
  expOrFn,
  cb,
  options,
  isRenderWatcher
) {
  this.vm = vm;
  if (isRenderWatcher) {
    vm._watcher = this;
  }
  vm._watchers.push(this);
  // options
  if (options) {
    this.deep = !!options.deep;
    this.user = !!options.user;
    this.lazy = !!options.lazy;
    this.sync = !!options.sync;
    this.before = options.before;
  } else {
    this.deep = this.user = this.lazy = this.sync = false;
  }
  this.cb = cb;
  this.id = ++uid$2; // uid for batching
  this.active = true;
  this.dirty = this.lazy; // for lazy watchers
  this.deps = [];
  this.newDeps = [];
  this.depIds = new _Set();
  this.newDepIds = new _Set();
  this.expression =  true
    ? expOrFn.toString()
    : undefined;
  // parse expression for getter
  if (typeof expOrFn === 'function') {
    this.getter = expOrFn;
  } else {
    this.getter = parsePath(expOrFn);
    if (!this.getter) {
      this.getter = noop;
       true && warn(
        "Failed watching path: \"" + expOrFn + "\" " +
        'Watcher only accepts simple dot-delimited paths. ' +
        'For full control, use a function instead.',
        vm
      );
    }
  }
  this.value = this.lazy
    ? undefined
    : this.get();
};

/**
 * Evaluate the getter, and re-collect dependencies.
 */
Watcher.prototype.get = function get () {
  pushTarget(this);
  var value;
  var vm = this.vm;
  try {
    value = this.getter.call(vm, vm);
  } catch (e) {
    if (this.user) {
      handleError(e, vm, ("getter for watcher \"" + (this.expression) + "\""));
    } else {
      throw e
    }
  } finally {
    // "touch" every property so they are all tracked as
    // dependencies for deep watching
    if (this.deep) {
      traverse(value);
    }
    popTarget();
    this.cleanupDeps();
  }
  return value
};

/**
 * Add a dependency to this directive.
 */
Watcher.prototype.addDep = function addDep (dep) {
  var id = dep.id;
  if (!this.newDepIds.has(id)) {
    this.newDepIds.add(id);
    this.newDeps.push(dep);
    if (!this.depIds.has(id)) {
      dep.addSub(this);
    }
  }
};

/**
 * Clean up for dependency collection.
 */
Watcher.prototype.cleanupDeps = function cleanupDeps () {
  var i = this.deps.length;
  while (i--) {
    var dep = this.deps[i];
    if (!this.newDepIds.has(dep.id)) {
      dep.removeSub(this);
    }
  }
  var tmp = this.depIds;
  this.depIds = this.newDepIds;
  this.newDepIds = tmp;
  this.newDepIds.clear();
  tmp = this.deps;
  this.deps = this.newDeps;
  this.newDeps = tmp;
  this.newDeps.length = 0;
};

/**
 * Subscriber interface.
 * Will be called when a dependency changes.
 */
Watcher.prototype.update = function update () {
  /* istanbul ignore else */
  if (this.lazy) {
    this.dirty = true;
  } else if (this.sync) {
    this.run();
  } else {
    queueWatcher(this);
  }
};

/**
 * Scheduler job interface.
 * Will be called by the scheduler.
 */
Watcher.prototype.run = function run () {
  if (this.active) {
    var value = this.get();
    if (
      value !== this.value ||
      // Deep watchers and watchers on Object/Arrays should fire even
      // when the value is the same, because the value may
      // have mutated.
      isObject(value) ||
      this.deep
    ) {
      // set new value
      var oldValue = this.value;
      this.value = value;
      if (this.user) {
        try {
          this.cb.call(this.vm, value, oldValue);
        } catch (e) {
          handleError(e, this.vm, ("callback for watcher \"" + (this.expression) + "\""));
        }
      } else {
        this.cb.call(this.vm, value, oldValue);
      }
    }
  }
};

/**
 * Evaluate the value of the watcher.
 * This only gets called for lazy watchers.
 */
Watcher.prototype.evaluate = function evaluate () {
  this.value = this.get();
  this.dirty = false;
};

/**
 * Depend on all deps collected by this watcher.
 */
Watcher.prototype.depend = function depend () {
  var i = this.deps.length;
  while (i--) {
    this.deps[i].depend();
  }
};

/**
 * Remove self from all dependencies' subscriber list.
 */
Watcher.prototype.teardown = function teardown () {
  if (this.active) {
    // remove self from vm's watcher list
    // this is a somewhat expensive operation so we skip it
    // if the vm is being destroyed.
    if (!this.vm._isBeingDestroyed) {
      remove(this.vm._watchers, this);
    }
    var i = this.deps.length;
    while (i--) {
      this.deps[i].removeSub(this);
    }
    this.active = false;
  }
};

/*  */

var sharedPropertyDefinition = {
  enumerable: true,
  configurable: true,
  get: noop,
  set: noop
};

function proxy (target, sourceKey, key) {
  sharedPropertyDefinition.get = function proxyGetter () {
    return this[sourceKey][key]
  };
  sharedPropertyDefinition.set = function proxySetter (val) {
    this[sourceKey][key] = val;
  };
  Object.defineProperty(target, key, sharedPropertyDefinition);
}

function initState (vm) {
  vm._watchers = [];
  var opts = vm.$options;
  if (opts.props) { initProps(vm, opts.props); }
  if (opts.methods) { initMethods(vm, opts.methods); }
  if (opts.data) {
    initData(vm);
  } else {
    observe(vm._data = {}, true /* asRootData */);
  }
  if (opts.computed) { initComputed(vm, opts.computed); }
  if (opts.watch && opts.watch !== nativeWatch) {
    initWatch(vm, opts.watch);
  }
}

function initProps (vm, propsOptions) {
  var propsData = vm.$options.propsData || {};
  var props = vm._props = {};
  // cache prop keys so that future props updates can iterate using Array
  // instead of dynamic object key enumeration.
  var keys = vm.$options._propKeys = [];
  var isRoot = !vm.$parent;
  // root instance props should be converted
  if (!isRoot) {
    toggleObserving(false);
  }
  var loop = function ( key ) {
    keys.push(key);
    var value = validateProp(key, propsOptions, propsData, vm);
    /* istanbul ignore else */
    if (true) {
      var hyphenatedKey = hyphenate(key);
      if (isReservedAttribute(hyphenatedKey) ||
          config.isReservedAttr(hyphenatedKey)) {
        warn(
          ("\"" + hyphenatedKey + "\" is a reserved attribute and cannot be used as component prop."),
          vm
        );
      }
      defineReactive$$1(props, key, value, function () {
        if (!isRoot && !isUpdatingChildComponent) {
          {
            if(vm.mpHost === 'mp-baidu' || vm.mpHost === 'mp-kuaishou' || vm.mpHost === 'mp-xhs'){//百度、快手、小红书 observer 在 setData callback 之后触发，直接忽略该 warn
                return
            }
            //fixed by xxxxxx __next_tick_pending,uni://form-field 时不告警
            if(
                key === 'value' && 
                Array.isArray(vm.$options.behaviors) &&
                vm.$options.behaviors.indexOf('uni://form-field') !== -1
              ){
              return
            }
            if(vm._getFormData){
              return
            }
            var $parent = vm.$parent;
            while($parent){
              if($parent.__next_tick_pending){
                return  
              }
              $parent = $parent.$parent;
            }
          }
          warn(
            "Avoid mutating a prop directly since the value will be " +
            "overwritten whenever the parent component re-renders. " +
            "Instead, use a data or computed property based on the prop's " +
            "value. Prop being mutated: \"" + key + "\"",
            vm
          );
        }
      });
    } else {}
    // static props are already proxied on the component's prototype
    // during Vue.extend(). We only need to proxy props defined at
    // instantiation here.
    if (!(key in vm)) {
      proxy(vm, "_props", key);
    }
  };

  for (var key in propsOptions) loop( key );
  toggleObserving(true);
}

function initData (vm) {
  var data = vm.$options.data;
  data = vm._data = typeof data === 'function'
    ? getData(data, vm)
    : data || {};
  if (!isPlainObject(data)) {
    data = {};
     true && warn(
      'data functions should return an object:\n' +
      'https://vuejs.org/v2/guide/components.html#data-Must-Be-a-Function',
      vm
    );
  }
  // proxy data on instance
  var keys = Object.keys(data);
  var props = vm.$options.props;
  var methods = vm.$options.methods;
  var i = keys.length;
  while (i--) {
    var key = keys[i];
    if (true) {
      if (methods && hasOwn(methods, key)) {
        warn(
          ("Method \"" + key + "\" has already been defined as a data property."),
          vm
        );
      }
    }
    if (props && hasOwn(props, key)) {
       true && warn(
        "The data property \"" + key + "\" is already declared as a prop. " +
        "Use prop default value instead.",
        vm
      );
    } else if (!isReserved(key)) {
      proxy(vm, "_data", key);
    }
  }
  // observe data
  observe(data, true /* asRootData */);
}

function getData (data, vm) {
  // #7573 disable dep collection when invoking data getters
  pushTarget();
  try {
    return data.call(vm, vm)
  } catch (e) {
    handleError(e, vm, "data()");
    return {}
  } finally {
    popTarget();
  }
}

var computedWatcherOptions = { lazy: true };

function initComputed (vm, computed) {
  // $flow-disable-line
  var watchers = vm._computedWatchers = Object.create(null);
  // computed properties are just getters during SSR
  var isSSR = isServerRendering();

  for (var key in computed) {
    var userDef = computed[key];
    var getter = typeof userDef === 'function' ? userDef : userDef.get;
    if ( true && getter == null) {
      warn(
        ("Getter is missing for computed property \"" + key + "\"."),
        vm
      );
    }

    if (!isSSR) {
      // create internal watcher for the computed property.
      watchers[key] = new Watcher(
        vm,
        getter || noop,
        noop,
        computedWatcherOptions
      );
    }

    // component-defined computed properties are already defined on the
    // component prototype. We only need to define computed properties defined
    // at instantiation here.
    if (!(key in vm)) {
      defineComputed(vm, key, userDef);
    } else if (true) {
      if (key in vm.$data) {
        warn(("The computed property \"" + key + "\" is already defined in data."), vm);
      } else if (vm.$options.props && key in vm.$options.props) {
        warn(("The computed property \"" + key + "\" is already defined as a prop."), vm);
      }
    }
  }
}

function defineComputed (
  target,
  key,
  userDef
) {
  var shouldCache = !isServerRendering();
  if (typeof userDef === 'function') {
    sharedPropertyDefinition.get = shouldCache
      ? createComputedGetter(key)
      : createGetterInvoker(userDef);
    sharedPropertyDefinition.set = noop;
  } else {
    sharedPropertyDefinition.get = userDef.get
      ? shouldCache && userDef.cache !== false
        ? createComputedGetter(key)
        : createGetterInvoker(userDef.get)
      : noop;
    sharedPropertyDefinition.set = userDef.set || noop;
  }
  if ( true &&
      sharedPropertyDefinition.set === noop) {
    sharedPropertyDefinition.set = function () {
      warn(
        ("Computed property \"" + key + "\" was assigned to but it has no setter."),
        this
      );
    };
  }
  Object.defineProperty(target, key, sharedPropertyDefinition);
}

function createComputedGetter (key) {
  return function computedGetter () {
    var watcher = this._computedWatchers && this._computedWatchers[key];
    if (watcher) {
      if (watcher.dirty) {
        watcher.evaluate();
      }
      if (Dep.SharedObject.target) {// fixed by xxxxxx
        watcher.depend();
      }
      return watcher.value
    }
  }
}

function createGetterInvoker(fn) {
  return function computedGetter () {
    return fn.call(this, this)
  }
}

function initMethods (vm, methods) {
  var props = vm.$options.props;
  for (var key in methods) {
    if (true) {
      if (typeof methods[key] !== 'function') {
        warn(
          "Method \"" + key + "\" has type \"" + (typeof methods[key]) + "\" in the component definition. " +
          "Did you reference the function correctly?",
          vm
        );
      }
      if (props && hasOwn(props, key)) {
        warn(
          ("Method \"" + key + "\" has already been defined as a prop."),
          vm
        );
      }
      if ((key in vm) && isReserved(key)) {
        warn(
          "Method \"" + key + "\" conflicts with an existing Vue instance method. " +
          "Avoid defining component methods that start with _ or $."
        );
      }
    }
    vm[key] = typeof methods[key] !== 'function' ? noop : bind(methods[key], vm);
  }
}

function initWatch (vm, watch) {
  for (var key in watch) {
    var handler = watch[key];
    if (Array.isArray(handler)) {
      for (var i = 0; i < handler.length; i++) {
        createWatcher(vm, key, handler[i]);
      }
    } else {
      createWatcher(vm, key, handler);
    }
  }
}

function createWatcher (
  vm,
  expOrFn,
  handler,
  options
) {
  if (isPlainObject(handler)) {
    options = handler;
    handler = handler.handler;
  }
  if (typeof handler === 'string') {
    handler = vm[handler];
  }
  return vm.$watch(expOrFn, handler, options)
}

function stateMixin (Vue) {
  // flow somehow has problems with directly declared definition object
  // when using Object.defineProperty, so we have to procedurally build up
  // the object here.
  var dataDef = {};
  dataDef.get = function () { return this._data };
  var propsDef = {};
  propsDef.get = function () { return this._props };
  if (true) {
    dataDef.set = function () {
      warn(
        'Avoid replacing instance root $data. ' +
        'Use nested data properties instead.',
        this
      );
    };
    propsDef.set = function () {
      warn("$props is readonly.", this);
    };
  }
  Object.defineProperty(Vue.prototype, '$data', dataDef);
  Object.defineProperty(Vue.prototype, '$props', propsDef);

  Vue.prototype.$set = set;
  Vue.prototype.$delete = del;

  Vue.prototype.$watch = function (
    expOrFn,
    cb,
    options
  ) {
    var vm = this;
    if (isPlainObject(cb)) {
      return createWatcher(vm, expOrFn, cb, options)
    }
    options = options || {};
    options.user = true;
    var watcher = new Watcher(vm, expOrFn, cb, options);
    if (options.immediate) {
      try {
        cb.call(vm, watcher.value);
      } catch (error) {
        handleError(error, vm, ("callback for immediate watcher \"" + (watcher.expression) + "\""));
      }
    }
    return function unwatchFn () {
      watcher.teardown();
    }
  };
}

/*  */

var uid$3 = 0;

function initMixin (Vue) {
  Vue.prototype._init = function (options) {
    var vm = this;
    // a uid
    vm._uid = uid$3++;

    var startTag, endTag;
    /* istanbul ignore if */
    if ( true && config.performance && mark) {
      startTag = "vue-perf-start:" + (vm._uid);
      endTag = "vue-perf-end:" + (vm._uid);
      mark(startTag);
    }

    // a flag to avoid this being observed
    vm._isVue = true;
    // merge options
    if (options && options._isComponent) {
      // optimize internal component instantiation
      // since dynamic options merging is pretty slow, and none of the
      // internal component options needs special treatment.
      initInternalComponent(vm, options);
    } else {
      vm.$options = mergeOptions(
        resolveConstructorOptions(vm.constructor),
        options || {},
        vm
      );
    }
    /* istanbul ignore else */
    if (true) {
      initProxy(vm);
    } else {}
    // expose real self
    vm._self = vm;
    initLifecycle(vm);
    initEvents(vm);
    initRender(vm);
    callHook(vm, 'beforeCreate');
    !vm._$fallback && initInjections(vm); // resolve injections before data/props  
    initState(vm);
    !vm._$fallback && initProvide(vm); // resolve provide after data/props
    !vm._$fallback && callHook(vm, 'created');      

    /* istanbul ignore if */
    if ( true && config.performance && mark) {
      vm._name = formatComponentName(vm, false);
      mark(endTag);
      measure(("vue " + (vm._name) + " init"), startTag, endTag);
    }

    if (vm.$options.el) {
      vm.$mount(vm.$options.el);
    }
  };
}

function initInternalComponent (vm, options) {
  var opts = vm.$options = Object.create(vm.constructor.options);
  // doing this because it's faster than dynamic enumeration.
  var parentVnode = options._parentVnode;
  opts.parent = options.parent;
  opts._parentVnode = parentVnode;

  var vnodeComponentOptions = parentVnode.componentOptions;
  opts.propsData = vnodeComponentOptions.propsData;
  opts._parentListeners = vnodeComponentOptions.listeners;
  opts._renderChildren = vnodeComponentOptions.children;
  opts._componentTag = vnodeComponentOptions.tag;

  if (options.render) {
    opts.render = options.render;
    opts.staticRenderFns = options.staticRenderFns;
  }
}

function resolveConstructorOptions (Ctor) {
  var options = Ctor.options;
  if (Ctor.super) {
    var superOptions = resolveConstructorOptions(Ctor.super);
    var cachedSuperOptions = Ctor.superOptions;
    if (superOptions !== cachedSuperOptions) {
      // super option changed,
      // need to resolve new options.
      Ctor.superOptions = superOptions;
      // check if there are any late-modified/attached options (#4976)
      var modifiedOptions = resolveModifiedOptions(Ctor);
      // update base extend options
      if (modifiedOptions) {
        extend(Ctor.extendOptions, modifiedOptions);
      }
      options = Ctor.options = mergeOptions(superOptions, Ctor.extendOptions);
      if (options.name) {
        options.components[options.name] = Ctor;
      }
    }
  }
  return options
}

function resolveModifiedOptions (Ctor) {
  var modified;
  var latest = Ctor.options;
  var sealed = Ctor.sealedOptions;
  for (var key in latest) {
    if (latest[key] !== sealed[key]) {
      if (!modified) { modified = {}; }
      modified[key] = latest[key];
    }
  }
  return modified
}

function Vue (options) {
  if ( true &&
    !(this instanceof Vue)
  ) {
    warn('Vue is a constructor and should be called with the `new` keyword');
  }
  this._init(options);
}

initMixin(Vue);
stateMixin(Vue);
eventsMixin(Vue);
lifecycleMixin(Vue);
renderMixin(Vue);

/*  */

function initUse (Vue) {
  Vue.use = function (plugin) {
    var installedPlugins = (this._installedPlugins || (this._installedPlugins = []));
    if (installedPlugins.indexOf(plugin) > -1) {
      return this
    }

    // additional parameters
    var args = toArray(arguments, 1);
    args.unshift(this);
    if (typeof plugin.install === 'function') {
      plugin.install.apply(plugin, args);
    } else if (typeof plugin === 'function') {
      plugin.apply(null, args);
    }
    installedPlugins.push(plugin);
    return this
  };
}

/*  */

function initMixin$1 (Vue) {
  Vue.mixin = function (mixin) {
    this.options = mergeOptions(this.options, mixin);
    return this
  };
}

/*  */

function initExtend (Vue) {
  /**
   * Each instance constructor, including Vue, has a unique
   * cid. This enables us to create wrapped "child
   * constructors" for prototypal inheritance and cache them.
   */
  Vue.cid = 0;
  var cid = 1;

  /**
   * Class inheritance
   */
  Vue.extend = function (extendOptions) {
    extendOptions = extendOptions || {};
    var Super = this;
    var SuperId = Super.cid;
    var cachedCtors = extendOptions._Ctor || (extendOptions._Ctor = {});
    if (cachedCtors[SuperId]) {
      return cachedCtors[SuperId]
    }

    var name = extendOptions.name || Super.options.name;
    if ( true && name) {
      validateComponentName(name);
    }

    var Sub = function VueComponent (options) {
      this._init(options);
    };
    Sub.prototype = Object.create(Super.prototype);
    Sub.prototype.constructor = Sub;
    Sub.cid = cid++;
    Sub.options = mergeOptions(
      Super.options,
      extendOptions
    );
    Sub['super'] = Super;

    // For props and computed properties, we define the proxy getters on
    // the Vue instances at extension time, on the extended prototype. This
    // avoids Object.defineProperty calls for each instance created.
    if (Sub.options.props) {
      initProps$1(Sub);
    }
    if (Sub.options.computed) {
      initComputed$1(Sub);
    }

    // allow further extension/mixin/plugin usage
    Sub.extend = Super.extend;
    Sub.mixin = Super.mixin;
    Sub.use = Super.use;

    // create asset registers, so extended classes
    // can have their private assets too.
    ASSET_TYPES.forEach(function (type) {
      Sub[type] = Super[type];
    });
    // enable recursive self-lookup
    if (name) {
      Sub.options.components[name] = Sub;
    }

    // keep a reference to the super options at extension time.
    // later at instantiation we can check if Super's options have
    // been updated.
    Sub.superOptions = Super.options;
    Sub.extendOptions = extendOptions;
    Sub.sealedOptions = extend({}, Sub.options);

    // cache constructor
    cachedCtors[SuperId] = Sub;
    return Sub
  };
}

function initProps$1 (Comp) {
  var props = Comp.options.props;
  for (var key in props) {
    proxy(Comp.prototype, "_props", key);
  }
}

function initComputed$1 (Comp) {
  var computed = Comp.options.computed;
  for (var key in computed) {
    defineComputed(Comp.prototype, key, computed[key]);
  }
}

/*  */

function initAssetRegisters (Vue) {
  /**
   * Create asset registration methods.
   */
  ASSET_TYPES.forEach(function (type) {
    Vue[type] = function (
      id,
      definition
    ) {
      if (!definition) {
        return this.options[type + 's'][id]
      } else {
        /* istanbul ignore if */
        if ( true && type === 'component') {
          validateComponentName(id);
        }
        if (type === 'component' && isPlainObject(definition)) {
          definition.name = definition.name || id;
          definition = this.options._base.extend(definition);
        }
        if (type === 'directive' && typeof definition === 'function') {
          definition = { bind: definition, update: definition };
        }
        this.options[type + 's'][id] = definition;
        return definition
      }
    };
  });
}

/*  */



function getComponentName (opts) {
  return opts && (opts.Ctor.options.name || opts.tag)
}

function matches (pattern, name) {
  if (Array.isArray(pattern)) {
    return pattern.indexOf(name) > -1
  } else if (typeof pattern === 'string') {
    return pattern.split(',').indexOf(name) > -1
  } else if (isRegExp(pattern)) {
    return pattern.test(name)
  }
  /* istanbul ignore next */
  return false
}

function pruneCache (keepAliveInstance, filter) {
  var cache = keepAliveInstance.cache;
  var keys = keepAliveInstance.keys;
  var _vnode = keepAliveInstance._vnode;
  for (var key in cache) {
    var cachedNode = cache[key];
    if (cachedNode) {
      var name = getComponentName(cachedNode.componentOptions);
      if (name && !filter(name)) {
        pruneCacheEntry(cache, key, keys, _vnode);
      }
    }
  }
}

function pruneCacheEntry (
  cache,
  key,
  keys,
  current
) {
  var cached$$1 = cache[key];
  if (cached$$1 && (!current || cached$$1.tag !== current.tag)) {
    cached$$1.componentInstance.$destroy();
  }
  cache[key] = null;
  remove(keys, key);
}

var patternTypes = [String, RegExp, Array];

var KeepAlive = {
  name: 'keep-alive',
  abstract: true,

  props: {
    include: patternTypes,
    exclude: patternTypes,
    max: [String, Number]
  },

  created: function created () {
    this.cache = Object.create(null);
    this.keys = [];
  },

  destroyed: function destroyed () {
    for (var key in this.cache) {
      pruneCacheEntry(this.cache, key, this.keys);
    }
  },

  mounted: function mounted () {
    var this$1 = this;

    this.$watch('include', function (val) {
      pruneCache(this$1, function (name) { return matches(val, name); });
    });
    this.$watch('exclude', function (val) {
      pruneCache(this$1, function (name) { return !matches(val, name); });
    });
  },

  render: function render () {
    var slot = this.$slots.default;
    var vnode = getFirstComponentChild(slot);
    var componentOptions = vnode && vnode.componentOptions;
    if (componentOptions) {
      // check pattern
      var name = getComponentName(componentOptions);
      var ref = this;
      var include = ref.include;
      var exclude = ref.exclude;
      if (
        // not included
        (include && (!name || !matches(include, name))) ||
        // excluded
        (exclude && name && matches(exclude, name))
      ) {
        return vnode
      }

      var ref$1 = this;
      var cache = ref$1.cache;
      var keys = ref$1.keys;
      var key = vnode.key == null
        // same constructor may get registered as different local components
        // so cid alone is not enough (#3269)
        ? componentOptions.Ctor.cid + (componentOptions.tag ? ("::" + (componentOptions.tag)) : '')
        : vnode.key;
      if (cache[key]) {
        vnode.componentInstance = cache[key].componentInstance;
        // make current key freshest
        remove(keys, key);
        keys.push(key);
      } else {
        cache[key] = vnode;
        keys.push(key);
        // prune oldest entry
        if (this.max && keys.length > parseInt(this.max)) {
          pruneCacheEntry(cache, keys[0], keys, this._vnode);
        }
      }

      vnode.data.keepAlive = true;
    }
    return vnode || (slot && slot[0])
  }
};

var builtInComponents = {
  KeepAlive: KeepAlive
};

/*  */

function initGlobalAPI (Vue) {
  // config
  var configDef = {};
  configDef.get = function () { return config; };
  if (true) {
    configDef.set = function () {
      warn(
        'Do not replace the Vue.config object, set individual fields instead.'
      );
    };
  }
  Object.defineProperty(Vue, 'config', configDef);

  // exposed util methods.
  // NOTE: these are not considered part of the public API - avoid relying on
  // them unless you are aware of the risk.
  Vue.util = {
    warn: warn,
    extend: extend,
    mergeOptions: mergeOptions,
    defineReactive: defineReactive$$1
  };

  Vue.set = set;
  Vue.delete = del;
  Vue.nextTick = nextTick;

  // 2.6 explicit observable API
  Vue.observable = function (obj) {
    observe(obj);
    return obj
  };

  Vue.options = Object.create(null);
  ASSET_TYPES.forEach(function (type) {
    Vue.options[type + 's'] = Object.create(null);
  });

  // this is used to identify the "base" constructor to extend all plain-object
  // components with in Weex's multi-instance scenarios.
  Vue.options._base = Vue;

  extend(Vue.options.components, builtInComponents);

  initUse(Vue);
  initMixin$1(Vue);
  initExtend(Vue);
  initAssetRegisters(Vue);
}

initGlobalAPI(Vue);

Object.defineProperty(Vue.prototype, '$isServer', {
  get: isServerRendering
});

Object.defineProperty(Vue.prototype, '$ssrContext', {
  get: function get () {
    /* istanbul ignore next */
    return this.$vnode && this.$vnode.ssrContext
  }
});

// expose FunctionalRenderContext for ssr runtime helper installation
Object.defineProperty(Vue, 'FunctionalRenderContext', {
  value: FunctionalRenderContext
});

Vue.version = '2.6.11';

/**
 * https://raw.githubusercontent.com/Tencent/westore/master/packages/westore/utils/diff.js
 */
var ARRAYTYPE = '[object Array]';
var OBJECTTYPE = '[object Object]';
var NULLTYPE = '[object Null]';
var UNDEFINEDTYPE = '[object Undefined]';
// const FUNCTIONTYPE = '[object Function]'

function diff(current, pre) {
    var result = {};
    syncKeys(current, pre);
    _diff(current, pre, '', result);
    return result
}

function syncKeys(current, pre) {
    if (current === pre) { return }
    var rootCurrentType = type(current);
    var rootPreType = type(pre);
    if (rootCurrentType == OBJECTTYPE && rootPreType == OBJECTTYPE) {
        if(Object.keys(current).length >= Object.keys(pre).length){
            for (var key in pre) {
                var currentValue = current[key];
                if (currentValue === undefined) {
                    current[key] = null;
                } else {
                    syncKeys(currentValue, pre[key]);
                }
            }
        }
    } else if (rootCurrentType == ARRAYTYPE && rootPreType == ARRAYTYPE) {
        if (current.length >= pre.length) {
            pre.forEach(function (item, index) {
                syncKeys(current[index], item);
            });
        }
    }
}

function nullOrUndefined(currentType, preType) {
    if(
        (currentType === NULLTYPE || currentType === UNDEFINEDTYPE) && 
        (preType === NULLTYPE || preType === UNDEFINEDTYPE)
    ) {
        return false
    }
    return true
}

function _diff(current, pre, path, result) {
    if (current === pre) { return }
    var rootCurrentType = type(current);
    var rootPreType = type(pre);
    if (rootCurrentType == OBJECTTYPE) {
        if (rootPreType != OBJECTTYPE || Object.keys(current).length < Object.keys(pre).length) {
            setResult(result, path, current);
        } else {
            var loop = function ( key ) {
                var currentValue = current[key];
                var preValue = pre[key];
                var currentType = type(currentValue);
                var preType = type(preValue);
                if (currentType != ARRAYTYPE && currentType != OBJECTTYPE) {
                    if (currentValue !== pre[key] && nullOrUndefined(currentType, preType)) {
                        setResult(result, (path == '' ? '' : path + ".") + key, currentValue);
                    }
                } else if (currentType == ARRAYTYPE) {
                    if (preType != ARRAYTYPE) {
                        setResult(result, (path == '' ? '' : path + ".") + key, currentValue);
                    } else {
                        if (currentValue.length < preValue.length) {
                            setResult(result, (path == '' ? '' : path + ".") + key, currentValue);
                        } else {
                            currentValue.forEach(function (item, index) {
                                _diff(item, preValue[index], (path == '' ? '' : path + ".") + key + '[' + index + ']', result);
                            });
                        }
                    }
                } else if (currentType == OBJECTTYPE) {
                    if (preType != OBJECTTYPE || Object.keys(currentValue).length < Object.keys(preValue).length) {
                        setResult(result, (path == '' ? '' : path + ".") + key, currentValue);
                    } else {
                        for (var subKey in currentValue) {
                            _diff(currentValue[subKey], preValue[subKey], (path == '' ? '' : path + ".") + key + '.' + subKey, result);
                        }
                    }
                }
            };

            for (var key in current) loop( key );
        }
    } else if (rootCurrentType == ARRAYTYPE) {
        if (rootPreType != ARRAYTYPE) {
            setResult(result, path, current);
        } else {
            if (current.length < pre.length) {
                setResult(result, path, current);
            } else {
                current.forEach(function (item, index) {
                    _diff(item, pre[index], path + '[' + index + ']', result);
                });
            }
        }
    } else {
        setResult(result, path, current);
    }
}

function setResult(result, k, v) {
    // if (type(v) != FUNCTIONTYPE) {
        result[k] = v;
    // }
}

function type(obj) {
    return Object.prototype.toString.call(obj)
}

/*  */

function flushCallbacks$1(vm) {
    if (vm.__next_tick_callbacks && vm.__next_tick_callbacks.length) {
        if (Object({"NODE_ENV":"development","VUE_APP_DARK_MODE":"false","VUE_APP_NAME":"travel_applet","VUE_APP_PLATFORM":"mp-weixin","BASE_URL":"/"}).VUE_APP_DEBUG) {
            var mpInstance = vm.$scope;
            console.log('[' + (+new Date) + '][' + (mpInstance.is || mpInstance.route) + '][' + vm._uid +
                ']:flushCallbacks[' + vm.__next_tick_callbacks.length + ']');
        }
        var copies = vm.__next_tick_callbacks.slice(0);
        vm.__next_tick_callbacks.length = 0;
        for (var i = 0; i < copies.length; i++) {
            copies[i]();
        }
    }
}

function hasRenderWatcher(vm) {
    return queue.find(function (watcher) { return vm._watcher === watcher; })
}

function nextTick$1(vm, cb) {
    //1.nextTick 之前 已 setData 且 setData 还未回调完成
    //2.nextTick 之前存在 render watcher
    if (!vm.__next_tick_pending && !hasRenderWatcher(vm)) {
        if(Object({"NODE_ENV":"development","VUE_APP_DARK_MODE":"false","VUE_APP_NAME":"travel_applet","VUE_APP_PLATFORM":"mp-weixin","BASE_URL":"/"}).VUE_APP_DEBUG){
            var mpInstance = vm.$scope;
            console.log('[' + (+new Date) + '][' + (mpInstance.is || mpInstance.route) + '][' + vm._uid +
                ']:nextVueTick');
        }
        return nextTick(cb, vm)
    }else{
        if(Object({"NODE_ENV":"development","VUE_APP_DARK_MODE":"false","VUE_APP_NAME":"travel_applet","VUE_APP_PLATFORM":"mp-weixin","BASE_URL":"/"}).VUE_APP_DEBUG){
            var mpInstance$1 = vm.$scope;
            console.log('[' + (+new Date) + '][' + (mpInstance$1.is || mpInstance$1.route) + '][' + vm._uid +
                ']:nextMPTick');
        }
    }
    var _resolve;
    if (!vm.__next_tick_callbacks) {
        vm.__next_tick_callbacks = [];
    }
    vm.__next_tick_callbacks.push(function () {
        if (cb) {
            try {
                cb.call(vm);
            } catch (e) {
                handleError(e, vm, 'nextTick');
            }
        } else if (_resolve) {
            _resolve(vm);
        }
    });
    // $flow-disable-line
    if (!cb && typeof Promise !== 'undefined') {
        return new Promise(function (resolve) {
            _resolve = resolve;
        })
    }
}

/*  */

function clearInstance(key, value) {
  // 简易去除 Vue 和小程序组件实例
  if (value) {
    if (value._isVue || value.__v_isMPComponent) {
      return {}
    }
  }
  return value
}

function cloneWithData(vm) {
  // 确保当前 vm 所有数据被同步
  var ret = Object.create(null);
  var dataKeys = [].concat(
    Object.keys(vm._data || {}),
    Object.keys(vm._computedWatchers || {}));

  dataKeys.reduce(function(ret, key) {
    ret[key] = vm[key];
    return ret
  }, ret);

  // vue-composition-api
  var compositionApiState = vm.__composition_api_state__ || vm.__secret_vfa_state__;
  var rawBindings = compositionApiState && compositionApiState.rawBindings;
  if (rawBindings) {
    Object.keys(rawBindings).forEach(function (key) {
      ret[key] = vm[key];
    });
  }

  //TODO 需要把无用数据处理掉，比如 list=>l0 则 list 需要移除，否则多传输一份数据
  Object.assign(ret, vm.$mp.data || {});
  if (
    Array.isArray(vm.$options.behaviors) &&
    vm.$options.behaviors.indexOf('uni://form-field') !== -1
  ) { //form-field
    ret['name'] = vm.name;
    ret['value'] = vm.value;
  }

  return JSON.parse(JSON.stringify(ret, clearInstance))
}

var patch = function(oldVnode, vnode) {
  var this$1 = this;

  if (vnode === null) { //destroy
    return
  }
  if (this.mpType === 'page' || this.mpType === 'component') {
    var mpInstance = this.$scope;
    var data = Object.create(null);
    try {
      data = cloneWithData(this);
    } catch (err) {
      console.error(err);
    }
    data.__webviewId__ = mpInstance.data.__webviewId__;
    var mpData = Object.create(null);
    Object.keys(data).forEach(function (key) { //仅同步 data 中有的数据
      mpData[key] = mpInstance.data[key];
    });
    var diffData = this.$shouldDiffData === false ? data : diff(data, mpData);
    if (Object.keys(diffData).length) {
      if (Object({"NODE_ENV":"development","VUE_APP_DARK_MODE":"false","VUE_APP_NAME":"travel_applet","VUE_APP_PLATFORM":"mp-weixin","BASE_URL":"/"}).VUE_APP_DEBUG) {
        console.log('[' + (+new Date) + '][' + (mpInstance.is || mpInstance.route) + '][' + this._uid +
          ']差量更新',
          JSON.stringify(diffData));
      }
      this.__next_tick_pending = true;
      mpInstance.setData(diffData, function () {
        this$1.__next_tick_pending = false;
        flushCallbacks$1(this$1);
      });
    } else {
      flushCallbacks$1(this);
    }
  }
};

/*  */

function createEmptyRender() {

}

function mountComponent$1(
  vm,
  el,
  hydrating
) {
  if (!vm.mpType) {//main.js 中的 new Vue
    return vm
  }
  if (vm.mpType === 'app') {
    vm.$options.render = createEmptyRender;
  }
  if (!vm.$options.render) {
    vm.$options.render = createEmptyRender;
    if (true) {
      /* istanbul ignore if */
      if ((vm.$options.template && vm.$options.template.charAt(0) !== '#') ||
        vm.$options.el || el) {
        warn(
          'You are using the runtime-only build of Vue where the template ' +
          'compiler is not available. Either pre-compile the templates into ' +
          'render functions, or use the compiler-included build.',
          vm
        );
      } else {
        warn(
          'Failed to mount component: template or render function not defined.',
          vm
        );
      }
    }
  }
  
  !vm._$fallback && callHook(vm, 'beforeMount');

  var updateComponent = function () {
    vm._update(vm._render(), hydrating);
  };

  // we set this to vm._watcher inside the watcher's constructor
  // since the watcher's initial patch may call $forceUpdate (e.g. inside child
  // component's mounted hook), which relies on vm._watcher being already defined
  new Watcher(vm, updateComponent, noop, {
    before: function before() {
      if (vm._isMounted && !vm._isDestroyed) {
        callHook(vm, 'beforeUpdate');
      }
    }
  }, true /* isRenderWatcher */);
  hydrating = false;
  return vm
}

/*  */

function renderClass (
  staticClass,
  dynamicClass
) {
  if (isDef(staticClass) || isDef(dynamicClass)) {
    return concat(staticClass, stringifyClass(dynamicClass))
  }
  /* istanbul ignore next */
  return ''
}

function concat (a, b) {
  return a ? b ? (a + ' ' + b) : a : (b || '')
}

function stringifyClass (value) {
  if (Array.isArray(value)) {
    return stringifyArray(value)
  }
  if (isObject(value)) {
    return stringifyObject(value)
  }
  if (typeof value === 'string') {
    return value
  }
  /* istanbul ignore next */
  return ''
}

function stringifyArray (value) {
  var res = '';
  var stringified;
  for (var i = 0, l = value.length; i < l; i++) {
    if (isDef(stringified = stringifyClass(value[i])) && stringified !== '') {
      if (res) { res += ' '; }
      res += stringified;
    }
  }
  return res
}

function stringifyObject (value) {
  var res = '';
  for (var key in value) {
    if (value[key]) {
      if (res) { res += ' '; }
      res += key;
    }
  }
  return res
}

/*  */

var parseStyleText = cached(function (cssText) {
  var res = {};
  var listDelimiter = /;(?![^(]*\))/g;
  var propertyDelimiter = /:(.+)/;
  cssText.split(listDelimiter).forEach(function (item) {
    if (item) {
      var tmp = item.split(propertyDelimiter);
      tmp.length > 1 && (res[tmp[0].trim()] = tmp[1].trim());
    }
  });
  return res
});

// normalize possible array / string values into Object
function normalizeStyleBinding (bindingStyle) {
  if (Array.isArray(bindingStyle)) {
    return toObject(bindingStyle)
  }
  if (typeof bindingStyle === 'string') {
    return parseStyleText(bindingStyle)
  }
  return bindingStyle
}

/*  */

var MP_METHODS = ['createSelectorQuery', 'createIntersectionObserver', 'selectAllComponents', 'selectComponent'];

function getTarget(obj, path) {
  var parts = path.split('.');
  var key = parts[0];
  if (key.indexOf('__$n') === 0) { //number index
    key = parseInt(key.replace('__$n', ''));
  }
  if (parts.length === 1) {
    return obj[key]
  }
  return getTarget(obj[key], parts.slice(1).join('.'))
}

function internalMixin(Vue) {

  Vue.config.errorHandler = function(err, vm, info) {
    Vue.util.warn(("Error in " + info + ": \"" + (err.toString()) + "\""), vm);
    console.error(err);
    /* eslint-disable no-undef */
    var app = typeof getApp === 'function' && getApp();
    if (app && app.onError) {
      app.onError(err);
    }
  };

  var oldEmit = Vue.prototype.$emit;

  Vue.prototype.$emit = function(event) {
    if (this.$scope && event) {
      var triggerEvent = this.$scope['_triggerEvent'] || this.$scope['triggerEvent'];
      if (triggerEvent) {
        try {
          triggerEvent.call(this.$scope, event, {
            __args__: toArray(arguments, 1)
          });
        } catch (error) {

        }
      }
    }
    return oldEmit.apply(this, arguments)
  };

  Vue.prototype.$nextTick = function(fn) {
    return nextTick$1(this, fn)
  };

  MP_METHODS.forEach(function (method) {
    Vue.prototype[method] = function(args) {
      if (this.$scope && this.$scope[method]) {
        return this.$scope[method](args)
      }
      // mp-alipay
      if (typeof my === 'undefined') {
        return
      }
      if (method === 'createSelectorQuery') {
        /* eslint-disable no-undef */
        return my.createSelectorQuery(args)
      } else if (method === 'createIntersectionObserver') {
        /* eslint-disable no-undef */
        return my.createIntersectionObserver(args)
      }
      // TODO mp-alipay 暂不支持 selectAllComponents,selectComponent
    };
  });

  Vue.prototype.__init_provide = initProvide;

  Vue.prototype.__init_injections = initInjections;

  Vue.prototype.__call_hook = function(hook, args) {
    var vm = this;
    // #7573 disable dep collection when invoking lifecycle hooks
    pushTarget();
    var handlers = vm.$options[hook];
    var info = hook + " hook";
    var ret;
    if (handlers) {
      for (var i = 0, j = handlers.length; i < j; i++) {
        ret = invokeWithErrorHandling(handlers[i], vm, args ? [args] : null, vm, info);
      }
    }
    if (vm._hasHookEvent) {
      vm.$emit('hook:' + hook, args);
    }
    popTarget();
    return ret
  };

  Vue.prototype.__set_model = function(target, key, value, modifiers) {
    if (Array.isArray(modifiers)) {
      if (modifiers.indexOf('trim') !== -1) {
        value = value.trim();
      }
      if (modifiers.indexOf('number') !== -1) {
        value = this._n(value);
      }
    }
    if (!target) {
      target = this;
    }
    // 解决动态属性添加
    Vue.set(target, key, value);
  };

  Vue.prototype.__set_sync = function(target, key, value) {
    if (!target) {
      target = this;
    }
    // 解决动态属性添加
    Vue.set(target, key, value);
  };

  Vue.prototype.__get_orig = function(item) {
    if (isPlainObject(item)) {
      return item['$orig'] || item
    }
    return item
  };

  Vue.prototype.__get_value = function(dataPath, target) {
    return getTarget(target || this, dataPath)
  };


  Vue.prototype.__get_class = function(dynamicClass, staticClass) {
    return renderClass(staticClass, dynamicClass)
  };

  Vue.prototype.__get_style = function(dynamicStyle, staticStyle) {
    if (!dynamicStyle && !staticStyle) {
      return ''
    }
    var dynamicStyleObj = normalizeStyleBinding(dynamicStyle);
    var styleObj = staticStyle ? extend(staticStyle, dynamicStyleObj) : dynamicStyleObj;
    return Object.keys(styleObj).map(function (name) { return ((hyphenate(name)) + ":" + (styleObj[name])); }).join(';')
  };

  Vue.prototype.__map = function(val, iteratee) {
    //TODO 暂不考虑 string
    var ret, i, l, keys, key;
    if (Array.isArray(val)) {
      ret = new Array(val.length);
      for (i = 0, l = val.length; i < l; i++) {
        ret[i] = iteratee(val[i], i);
      }
      return ret
    } else if (isObject(val)) {
      keys = Object.keys(val);
      ret = Object.create(null);
      for (i = 0, l = keys.length; i < l; i++) {
        key = keys[i];
        ret[key] = iteratee(val[key], key, i);
      }
      return ret
    } else if (typeof val === 'number') {
      ret = new Array(val);
      for (i = 0, l = val; i < l; i++) {
        // 第一个参数暂时仍和小程序一致
        ret[i] = iteratee(i, i);
      }
      return ret
    }
    return []
  };

}

/*  */

var LIFECYCLE_HOOKS$1 = [
    //App
    'onLaunch',
    'onShow',
    'onHide',
    'onUniNViewMessage',
    'onPageNotFound',
    'onThemeChange',
    'onError',
    'onUnhandledRejection',
    //Page
    'onInit',
    'onLoad',
    // 'onShow',
    'onReady',
    // 'onHide',
    'onUnload',
    'onPullDownRefresh',
    'onReachBottom',
    'onTabItemTap',
    'onAddToFavorites',
    'onShareTimeline',
    'onShareAppMessage',
    'onResize',
    'onPageScroll',
    'onNavigationBarButtonTap',
    'onBackPress',
    'onNavigationBarSearchInputChanged',
    'onNavigationBarSearchInputConfirmed',
    'onNavigationBarSearchInputClicked',
    'onUploadDouyinVideo',
    'onNFCReadMessage',
    //Component
    // 'onReady', // 兼容旧版本，应该移除该事件
    'onPageShow',
    'onPageHide',
    'onPageResize'
];
function lifecycleMixin$1(Vue) {

    //fixed vue-class-component
    var oldExtend = Vue.extend;
    Vue.extend = function(extendOptions) {
        extendOptions = extendOptions || {};

        var methods = extendOptions.methods;
        if (methods) {
            Object.keys(methods).forEach(function (methodName) {
                if (LIFECYCLE_HOOKS$1.indexOf(methodName)!==-1) {
                    extendOptions[methodName] = methods[methodName];
                    delete methods[methodName];
                }
            });
        }

        return oldExtend.call(this, extendOptions)
    };

    var strategies = Vue.config.optionMergeStrategies;
    var mergeHook = strategies.created;
    LIFECYCLE_HOOKS$1.forEach(function (hook) {
        strategies[hook] = mergeHook;
    });

    Vue.prototype.__lifecycle_hooks__ = LIFECYCLE_HOOKS$1;
}

/*  */

// install platform patch function
Vue.prototype.__patch__ = patch;

// public mount method
Vue.prototype.$mount = function(
    el ,
    hydrating 
) {
    return mountComponent$1(this, el, hydrating)
};

lifecycleMixin$1(Vue);
internalMixin(Vue);

/*  */

/* harmony default export */ __webpack_exports__["default"] = (Vue);

/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../../../../webpack/buildin/global.js */ 3)))

/***/ }),
/* 26 */
/*!*************************************************!*\
  !*** D:/project/神鹿峰旅游/travel_applet/pages.json ***!
  \*************************************************/
/*! no static exports found */
/***/ (function(module, exports) {



/***/ }),
/* 27 */,
/* 28 */,
/* 29 */,
/* 30 */
/*!************************************************************************************************!*\
  !*** ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/@babel/runtime/regenerator/index.js ***!
  \************************************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

// TODO(Babel 8): Remove this file.

var runtime = __webpack_require__(/*! @babel/runtime/helpers/regeneratorRuntime */ 31)();
module.exports = runtime;

/***/ }),
/* 31 */
/*!*******************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/regeneratorRuntime.js ***!
  \*******************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var _typeof = __webpack_require__(/*! ./typeof.js */ 13)["default"];
function _regeneratorRuntime() {
  "use strict";

  /*! regenerator-runtime -- Copyright (c) 2014-present, Facebook, Inc. -- license (MIT): https://github.com/facebook/regenerator/blob/main/LICENSE */
  module.exports = _regeneratorRuntime = function _regeneratorRuntime() {
    return exports;
  }, module.exports.__esModule = true, module.exports["default"] = module.exports;
  var exports = {},
    Op = Object.prototype,
    hasOwn = Op.hasOwnProperty,
    defineProperty = Object.defineProperty || function (obj, key, desc) {
      obj[key] = desc.value;
    },
    $Symbol = "function" == typeof Symbol ? Symbol : {},
    iteratorSymbol = $Symbol.iterator || "@@iterator",
    asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator",
    toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag";
  function define(obj, key, value) {
    return Object.defineProperty(obj, key, {
      value: value,
      enumerable: !0,
      configurable: !0,
      writable: !0
    }), obj[key];
  }
  try {
    define({}, "");
  } catch (err) {
    define = function define(obj, key, value) {
      return obj[key] = value;
    };
  }
  function wrap(innerFn, outerFn, self, tryLocsList) {
    var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator,
      generator = Object.create(protoGenerator.prototype),
      context = new Context(tryLocsList || []);
    return defineProperty(generator, "_invoke", {
      value: makeInvokeMethod(innerFn, self, context)
    }), generator;
  }
  function tryCatch(fn, obj, arg) {
    try {
      return {
        type: "normal",
        arg: fn.call(obj, arg)
      };
    } catch (err) {
      return {
        type: "throw",
        arg: err
      };
    }
  }
  exports.wrap = wrap;
  var ContinueSentinel = {};
  function Generator() {}
  function GeneratorFunction() {}
  function GeneratorFunctionPrototype() {}
  var IteratorPrototype = {};
  define(IteratorPrototype, iteratorSymbol, function () {
    return this;
  });
  var getProto = Object.getPrototypeOf,
    NativeIteratorPrototype = getProto && getProto(getProto(values([])));
  NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol) && (IteratorPrototype = NativeIteratorPrototype);
  var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype);
  function defineIteratorMethods(prototype) {
    ["next", "throw", "return"].forEach(function (method) {
      define(prototype, method, function (arg) {
        return this._invoke(method, arg);
      });
    });
  }
  function AsyncIterator(generator, PromiseImpl) {
    function invoke(method, arg, resolve, reject) {
      var record = tryCatch(generator[method], generator, arg);
      if ("throw" !== record.type) {
        var result = record.arg,
          value = result.value;
        return value && "object" == _typeof(value) && hasOwn.call(value, "__await") ? PromiseImpl.resolve(value.__await).then(function (value) {
          invoke("next", value, resolve, reject);
        }, function (err) {
          invoke("throw", err, resolve, reject);
        }) : PromiseImpl.resolve(value).then(function (unwrapped) {
          result.value = unwrapped, resolve(result);
        }, function (error) {
          return invoke("throw", error, resolve, reject);
        });
      }
      reject(record.arg);
    }
    var previousPromise;
    defineProperty(this, "_invoke", {
      value: function value(method, arg) {
        function callInvokeWithMethodAndArg() {
          return new PromiseImpl(function (resolve, reject) {
            invoke(method, arg, resolve, reject);
          });
        }
        return previousPromise = previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg();
      }
    });
  }
  function makeInvokeMethod(innerFn, self, context) {
    var state = "suspendedStart";
    return function (method, arg) {
      if ("executing" === state) throw new Error("Generator is already running");
      if ("completed" === state) {
        if ("throw" === method) throw arg;
        return doneResult();
      }
      for (context.method = method, context.arg = arg;;) {
        var delegate = context.delegate;
        if (delegate) {
          var delegateResult = maybeInvokeDelegate(delegate, context);
          if (delegateResult) {
            if (delegateResult === ContinueSentinel) continue;
            return delegateResult;
          }
        }
        if ("next" === context.method) context.sent = context._sent = context.arg;else if ("throw" === context.method) {
          if ("suspendedStart" === state) throw state = "completed", context.arg;
          context.dispatchException(context.arg);
        } else "return" === context.method && context.abrupt("return", context.arg);
        state = "executing";
        var record = tryCatch(innerFn, self, context);
        if ("normal" === record.type) {
          if (state = context.done ? "completed" : "suspendedYield", record.arg === ContinueSentinel) continue;
          return {
            value: record.arg,
            done: context.done
          };
        }
        "throw" === record.type && (state = "completed", context.method = "throw", context.arg = record.arg);
      }
    };
  }
  function maybeInvokeDelegate(delegate, context) {
    var methodName = context.method,
      method = delegate.iterator[methodName];
    if (undefined === method) return context.delegate = null, "throw" === methodName && delegate.iterator["return"] && (context.method = "return", context.arg = undefined, maybeInvokeDelegate(delegate, context), "throw" === context.method) || "return" !== methodName && (context.method = "throw", context.arg = new TypeError("The iterator does not provide a '" + methodName + "' method")), ContinueSentinel;
    var record = tryCatch(method, delegate.iterator, context.arg);
    if ("throw" === record.type) return context.method = "throw", context.arg = record.arg, context.delegate = null, ContinueSentinel;
    var info = record.arg;
    return info ? info.done ? (context[delegate.resultName] = info.value, context.next = delegate.nextLoc, "return" !== context.method && (context.method = "next", context.arg = undefined), context.delegate = null, ContinueSentinel) : info : (context.method = "throw", context.arg = new TypeError("iterator result is not an object"), context.delegate = null, ContinueSentinel);
  }
  function pushTryEntry(locs) {
    var entry = {
      tryLoc: locs[0]
    };
    1 in locs && (entry.catchLoc = locs[1]), 2 in locs && (entry.finallyLoc = locs[2], entry.afterLoc = locs[3]), this.tryEntries.push(entry);
  }
  function resetTryEntry(entry) {
    var record = entry.completion || {};
    record.type = "normal", delete record.arg, entry.completion = record;
  }
  function Context(tryLocsList) {
    this.tryEntries = [{
      tryLoc: "root"
    }], tryLocsList.forEach(pushTryEntry, this), this.reset(!0);
  }
  function values(iterable) {
    if (iterable) {
      var iteratorMethod = iterable[iteratorSymbol];
      if (iteratorMethod) return iteratorMethod.call(iterable);
      if ("function" == typeof iterable.next) return iterable;
      if (!isNaN(iterable.length)) {
        var i = -1,
          next = function next() {
            for (; ++i < iterable.length;) {
              if (hasOwn.call(iterable, i)) return next.value = iterable[i], next.done = !1, next;
            }
            return next.value = undefined, next.done = !0, next;
          };
        return next.next = next;
      }
    }
    return {
      next: doneResult
    };
  }
  function doneResult() {
    return {
      value: undefined,
      done: !0
    };
  }
  return GeneratorFunction.prototype = GeneratorFunctionPrototype, defineProperty(Gp, "constructor", {
    value: GeneratorFunctionPrototype,
    configurable: !0
  }), defineProperty(GeneratorFunctionPrototype, "constructor", {
    value: GeneratorFunction,
    configurable: !0
  }), GeneratorFunction.displayName = define(GeneratorFunctionPrototype, toStringTagSymbol, "GeneratorFunction"), exports.isGeneratorFunction = function (genFun) {
    var ctor = "function" == typeof genFun && genFun.constructor;
    return !!ctor && (ctor === GeneratorFunction || "GeneratorFunction" === (ctor.displayName || ctor.name));
  }, exports.mark = function (genFun) {
    return Object.setPrototypeOf ? Object.setPrototypeOf(genFun, GeneratorFunctionPrototype) : (genFun.__proto__ = GeneratorFunctionPrototype, define(genFun, toStringTagSymbol, "GeneratorFunction")), genFun.prototype = Object.create(Gp), genFun;
  }, exports.awrap = function (arg) {
    return {
      __await: arg
    };
  }, defineIteratorMethods(AsyncIterator.prototype), define(AsyncIterator.prototype, asyncIteratorSymbol, function () {
    return this;
  }), exports.AsyncIterator = AsyncIterator, exports.async = function (innerFn, outerFn, self, tryLocsList, PromiseImpl) {
    void 0 === PromiseImpl && (PromiseImpl = Promise);
    var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList), PromiseImpl);
    return exports.isGeneratorFunction(outerFn) ? iter : iter.next().then(function (result) {
      return result.done ? result.value : iter.next();
    });
  }, defineIteratorMethods(Gp), define(Gp, toStringTagSymbol, "Generator"), define(Gp, iteratorSymbol, function () {
    return this;
  }), define(Gp, "toString", function () {
    return "[object Generator]";
  }), exports.keys = function (val) {
    var object = Object(val),
      keys = [];
    for (var key in object) {
      keys.push(key);
    }
    return keys.reverse(), function next() {
      for (; keys.length;) {
        var key = keys.pop();
        if (key in object) return next.value = key, next.done = !1, next;
      }
      return next.done = !0, next;
    };
  }, exports.values = values, Context.prototype = {
    constructor: Context,
    reset: function reset(skipTempReset) {
      if (this.prev = 0, this.next = 0, this.sent = this._sent = undefined, this.done = !1, this.delegate = null, this.method = "next", this.arg = undefined, this.tryEntries.forEach(resetTryEntry), !skipTempReset) for (var name in this) {
        "t" === name.charAt(0) && hasOwn.call(this, name) && !isNaN(+name.slice(1)) && (this[name] = undefined);
      }
    },
    stop: function stop() {
      this.done = !0;
      var rootRecord = this.tryEntries[0].completion;
      if ("throw" === rootRecord.type) throw rootRecord.arg;
      return this.rval;
    },
    dispatchException: function dispatchException(exception) {
      if (this.done) throw exception;
      var context = this;
      function handle(loc, caught) {
        return record.type = "throw", record.arg = exception, context.next = loc, caught && (context.method = "next", context.arg = undefined), !!caught;
      }
      for (var i = this.tryEntries.length - 1; i >= 0; --i) {
        var entry = this.tryEntries[i],
          record = entry.completion;
        if ("root" === entry.tryLoc) return handle("end");
        if (entry.tryLoc <= this.prev) {
          var hasCatch = hasOwn.call(entry, "catchLoc"),
            hasFinally = hasOwn.call(entry, "finallyLoc");
          if (hasCatch && hasFinally) {
            if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0);
            if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc);
          } else if (hasCatch) {
            if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0);
          } else {
            if (!hasFinally) throw new Error("try statement without catch or finally");
            if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc);
          }
        }
      }
    },
    abrupt: function abrupt(type, arg) {
      for (var i = this.tryEntries.length - 1; i >= 0; --i) {
        var entry = this.tryEntries[i];
        if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) {
          var finallyEntry = entry;
          break;
        }
      }
      finallyEntry && ("break" === type || "continue" === type) && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc && (finallyEntry = null);
      var record = finallyEntry ? finallyEntry.completion : {};
      return record.type = type, record.arg = arg, finallyEntry ? (this.method = "next", this.next = finallyEntry.finallyLoc, ContinueSentinel) : this.complete(record);
    },
    complete: function complete(record, afterLoc) {
      if ("throw" === record.type) throw record.arg;
      return "break" === record.type || "continue" === record.type ? this.next = record.arg : "return" === record.type ? (this.rval = this.arg = record.arg, this.method = "return", this.next = "end") : "normal" === record.type && afterLoc && (this.next = afterLoc), ContinueSentinel;
    },
    finish: function finish(finallyLoc) {
      for (var i = this.tryEntries.length - 1; i >= 0; --i) {
        var entry = this.tryEntries[i];
        if (entry.finallyLoc === finallyLoc) return this.complete(entry.completion, entry.afterLoc), resetTryEntry(entry), ContinueSentinel;
      }
    },
    "catch": function _catch(tryLoc) {
      for (var i = this.tryEntries.length - 1; i >= 0; --i) {
        var entry = this.tryEntries[i];
        if (entry.tryLoc === tryLoc) {
          var record = entry.completion;
          if ("throw" === record.type) {
            var thrown = record.arg;
            resetTryEntry(entry);
          }
          return thrown;
        }
      }
      throw new Error("illegal catch attempt");
    },
    delegateYield: function delegateYield(iterable, resultName, nextLoc) {
      return this.delegate = {
        iterator: values(iterable),
        resultName: resultName,
        nextLoc: nextLoc
      }, "next" === this.method && (this.arg = undefined), ContinueSentinel;
    }
  }, exports;
}
module.exports = _regeneratorRuntime, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 32 */
/*!*****************************************************************!*\
  !*** ./node_modules/@babel/runtime/helpers/asyncToGenerator.js ***!
  \*****************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
  try {
    var info = gen[key](arg);
    var value = info.value;
  } catch (error) {
    reject(error);
    return;
  }
  if (info.done) {
    resolve(value);
  } else {
    Promise.resolve(value).then(_next, _throw);
  }
}
function _asyncToGenerator(fn) {
  return function () {
    var self = this,
      args = arguments;
    return new Promise(function (resolve, reject) {
      var gen = fn.apply(self, args);
      function _next(value) {
        asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
      }
      function _throw(err) {
        asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
      }
      _next(undefined);
    });
  };
}
module.exports = _asyncToGenerator, module.exports.__esModule = true, module.exports["default"] = module.exports;

/***/ }),
/* 33 */,
/* 34 */,
/* 35 */
/*!**********************************************************************************************************!*\
  !*** ./node_modules/@dcloudio/vue-cli-plugin-uni/packages/vue-loader/lib/runtime/componentNormalizer.js ***!
  \**********************************************************************************************************/
/*! exports provided: default */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "default", function() { return normalizeComponent; });
/* globals __VUE_SSR_CONTEXT__ */

// IMPORTANT: Do NOT use ES2015 features in this file (except for modules).
// This module is a runtime utility for cleaner component module output and will
// be included in the final webpack user bundle.

function normalizeComponent (
  scriptExports,
  render,
  staticRenderFns,
  functionalTemplate,
  injectStyles,
  scopeId,
  moduleIdentifier, /* server only */
  shadowMode, /* vue-cli only */
  components, // fixed by xxxxxx auto components
  renderjs // fixed by xxxxxx renderjs
) {
  // Vue.extend constructor export interop
  var options = typeof scriptExports === 'function'
    ? scriptExports.options
    : scriptExports

  // fixed by xxxxxx auto components
  if (components) {
    if (!options.components) {
      options.components = {}
    }
    var hasOwn = Object.prototype.hasOwnProperty
    for (var name in components) {
      if (hasOwn.call(components, name) && !hasOwn.call(options.components, name)) {
        options.components[name] = components[name]
      }
    }
  }
  // fixed by xxxxxx renderjs
  if (renderjs) {
    if(typeof renderjs.beforeCreate === 'function'){
			renderjs.beforeCreate = [renderjs.beforeCreate]
		}
    (renderjs.beforeCreate || (renderjs.beforeCreate = [])).unshift(function() {
      this[renderjs.__module] = this
    });
    (options.mixins || (options.mixins = [])).push(renderjs)
  }

  // render functions
  if (render) {
    options.render = render
    options.staticRenderFns = staticRenderFns
    options._compiled = true
  }

  // functional template
  if (functionalTemplate) {
    options.functional = true
  }

  // scopedId
  if (scopeId) {
    options._scopeId = 'data-v-' + scopeId
  }

  var hook
  if (moduleIdentifier) { // server build
    hook = function (context) {
      // 2.3 injection
      context =
        context || // cached call
        (this.$vnode && this.$vnode.ssrContext) || // stateful
        (this.parent && this.parent.$vnode && this.parent.$vnode.ssrContext) // functional
      // 2.2 with runInNewContext: true
      if (!context && typeof __VUE_SSR_CONTEXT__ !== 'undefined') {
        context = __VUE_SSR_CONTEXT__
      }
      // inject component styles
      if (injectStyles) {
        injectStyles.call(this, context)
      }
      // register component module identifier for async chunk inferrence
      if (context && context._registeredComponents) {
        context._registeredComponents.add(moduleIdentifier)
      }
    }
    // used by ssr in case component is cached and beforeCreate
    // never gets called
    options._ssrRegister = hook
  } else if (injectStyles) {
    hook = shadowMode
      ? function () { injectStyles.call(this, this.$root.$options.shadowRoot) }
      : injectStyles
  }

  if (hook) {
    if (options.functional) {
      // for template-only hot-reload because in that case the render fn doesn't
      // go through the normalizer
      options._injectStyles = hook
      // register for functioal component in vue file
      var originalRender = options.render
      options.render = function renderWithStyleInjection (h, context) {
        hook.call(context)
        return originalRender(h, context)
      }
    } else {
      // inject component registration as beforeCreate hook
      var existing = options.beforeCreate
      options.beforeCreate = existing
        ? [].concat(existing, hook)
        : [hook]
    }
  }

  return {
    exports: scriptExports,
    options: options
  }
}


/***/ }),
/* 36 */
/*!****************************************************!*\
  !*** D:/project/神鹿峰旅游/travel_applet/common/api.js ***!
  \****************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";
/* WEBPACK VAR INJECTION */(function(uni) {

var _interopRequireDefault = __webpack_require__(/*! @babel/runtime/helpers/interopRequireDefault */ 4);
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.requestFile = exports.requestBase = exports.getToken = void 0;
var _regenerator = _interopRequireDefault(__webpack_require__(/*! @babel/runtime/regenerator */ 30));
var _asyncToGenerator2 = _interopRequireDefault(__webpack_require__(/*! @babel/runtime/helpers/asyncToGenerator */ 32));
var _config = _interopRequireDefault(__webpack_require__(/*! ../config.js */ 37));
var getDomain = function getDomain(uri, method, type) {
  var wx_env = _config.default.wx_miniProgram;
  var system = _config.default.system;
  var url = _config.default.serverUrl;
  var Fileurl = _config.default.serverFile;
  if (type && type == 'file') return Fileurl + "/files" + uri;else return url + "/travel/v1/api" + uri;
};
// 获取token
var getToken = /*#__PURE__*/function () {
  var _ref = (0, _asyncToGenerator2.default)( /*#__PURE__*/_regenerator.default.mark(function _callee(uri) {
    var method,
      data,
      type,
      baseUrl,
      header,
      _args = arguments;
    return _regenerator.default.wrap(function _callee$(_context) {
      while (1) {
        switch (_context.prev = _context.next) {
          case 0:
            method = _args.length > 1 && _args[1] !== undefined ? _args[1] : 'GET';
            data = _args.length > 2 ? _args[2] : undefined;
            type = _args.length > 3 ? _args[3] : undefined;
            baseUrl = getDomain(uri, method, type);
            header = {
              token: data.token
            };
            return _context.abrupt("return", new Promise(function (resolve, reject) {
              uni.request({
                url: baseUrl,
                method: method || 'GET',
                data: data || {},
                header: header,
                success: function success(res) {
                  resolve(res.data);
                },
                fail: function fail(err) {
                  uni.showToast({
                    title: '请求接口失败',
                    icon: 'fail'
                  });
                  reject(err.data);
                }
              });
            }));
          case 6:
          case "end":
            return _context.stop();
        }
      }
    }, _callee);
  }));
  return function getToken(_x) {
    return _ref.apply(this, arguments);
  };
}();
exports.getToken = getToken;
var requestBase = /*#__PURE__*/function () {
  var _ref2 = (0, _asyncToGenerator2.default)( /*#__PURE__*/_regenerator.default.mark(function _callee2(uri) {
    var method,
      data,
      type,
      baseUrl,
      header,
      token,
      _args2 = arguments;
    return _regenerator.default.wrap(function _callee2$(_context2) {
      while (1) {
        switch (_context2.prev = _context2.next) {
          case 0:
            method = _args2.length > 1 && _args2[1] !== undefined ? _args2[1] : 'GET';
            data = _args2.length > 2 ? _args2[2] : undefined;
            type = _args2.length > 3 ? _args2[3] : undefined;
            baseUrl = getDomain(uri, method, type);
            header = {};
            token = uni.getStorageSync('token');
            if (token) header.token = token;
            return _context2.abrupt("return", new Promise(function (resolve, reject) {
              uni.request({
                url: baseUrl,
                method: method || 'GET',
                data: data || {},
                header: header,
                success: function success(res) {
                  resolve(res.data);
                },
                fail: function fail(err) {
                  uni.showToast({
                    title: '请求接口失败',
                    icon: 'fail'
                  });
                  reject(err.data);
                }
              });
            }));
          case 8:
          case "end":
            return _context2.stop();
        }
      }
    }, _callee2);
  }));
  return function requestBase(_x2) {
    return _ref2.apply(this, arguments);
  };
}();
exports.requestBase = requestBase;
var requestFile = function requestFile(uri, method, data, type) {
  var baseUrl = getDomain(uri, method, type);
  return new Promise(function (resolve, reject) {
    uni.uploadFile({
      url: baseUrl,
      filePath: data,
      name: method || 'file',
      formData: {},
      success: function success(res) {
        var data = JSON.parse(res.data);
        if (data.errcode != '0') {
          return uni.showToast({
            title: data.errmsg,
            icon: 'error'
          });
        }
        resolve(data);
      },
      fail: function fail(err) {
        var data = JSON.parse(err.data);
        uni.showToast({
          title: '请求接口失败',
          icon: 'fail'
        });
        reject(data);
      }
    });
  });
};
exports.requestFile = requestFile;
/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./node_modules/@dcloudio/uni-mp-weixin/dist/index.js */ 2)["default"]))

/***/ }),
/* 37 */
/*!************************************************!*\
  !*** D:/project/神鹿峰旅游/travel_applet/config.js ***!
  \************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";
/* WEBPACK VAR INJECTION */(function(uni) {

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
// 微信版本
var wx_min = uni.getAccountInfoSync();
// 设备信息
var system = uni.getSystemInfoSync();
var wx_projectkey = 'travelApp';
if (system.uniPlatform == 'mp-weixin') {
  var envV = wx_min.miniProgram.envVersion;
}
var _default = {
  serverFile: 'https://broadcast.waityou24.cn',
  serverUrl: 'http://192.168.1.113:14001',
  wx_projectkey: wx_projectkey,
  wx_miniProgram: wx_min.miniProgram,
  system: system,
  share: {},
  orderList: [{
    icon: "icon-shenpi",
    title: "待付款",
    status: "0",
    type: "order",
    route: "pagesMy/order/index"
  }, {
    icon: "icon-31daifahuo",
    title: "待使用",
    status: "4",
    type: "order",
    route: "pagesMy/order/index"
  }, {
    icon: "icon-daishouhuo",
    title: "待评价",
    status: "5",
    type: "order",
    route: "pagesMy/order/index"
  }, {
    icon: "icon-transaction",
    title: "退款/售后",
    status: "6",
    type: "order",
    route: "pagesMy/order/index"
  }],
  menuList: [{
    icon: "icon-yonghu",
    title: "账号设置",
    route: "pagesMy/account/index"
  }],
  china: [
  //全国地址
  {
    name: '北京市',
    city: [{
      name: '北京市',
      area: ['东城区', '西城区', '崇文区', '宣武区', '朝阳区', '丰台区', '石景山区', '海淀区', '门头沟区', '房山区', '通州区', '顺义区', '昌平区', '大兴区', '平谷区', '怀柔区', '密云县', '延庆县']
    }]
  }, {
    name: '天津市',
    city: [{
      name: '天津市',
      area: ['和平区', '河东区', '河西区', '南开区', '河北区', '红桥区', '塘沽区', '汉沽区', '大港区', '东丽区', '西青区', '津南区', '北辰区', '武清区', '宝坻区', '宁河县', '静海县', '蓟  县']
    }]
  }, {
    name: '河北省',
    city: [{
      name: '石家庄市',
      area: ['长安区', '桥东区', '桥西区', '新华区', '郊  区', '井陉矿区', '井陉县', '正定县', '栾城县', '行唐县', '灵寿县', '高邑县', '深泽县', '赞皇县', '无极县', '平山县', '元氏县', '赵  县', '辛集市', '藁', '晋州市', '新乐市', '鹿泉市']
    }, {
      name: '唐山市',
      area: ['路南区', '路北区', '古冶区', '开平区', '新  区', '丰润县', '滦  县', '滦南县', '乐亭县', '迁西县', '玉田县', '唐海县', '遵化市', '丰南市', '迁安市']
    }, {
      name: '秦皇岛市',
      area: ['海港区', '山海关区', '北戴河区', '青龙满族自治县', '昌黎县', '抚宁县', '卢龙县']
    }, {
      name: '邯郸市',
      area: ['邯山区', '丛台区', '复兴区', '峰峰矿区', '邯郸县', '临漳县', '成安县', '大名县', '涉  县', '磁  县', '肥乡县', '永年县', '邱  县', '鸡泽县', '广平县', '馆陶县', '魏  县', '曲周县', '武安市']
    }, {
      name: '邢台市',
      area: ['桥东区', '桥西区', '邢台县', '临城县', '内丘县', '柏乡县', '隆尧县', '任  县', '南和县', '宁晋县', '巨鹿县', '新河县', '广宗县', '平乡县', '威  县', '清河县', '临西县', '南宫市', '沙河市']
    }, {
      name: '保定市',
      area: ['新市区', '北市区', '南市区', '满城县', '清苑县', '涞水县', '阜平县', '徐水县', '定兴县', '唐  县', '高阳县', '容城县', '涞源县', '望都县', '安新县', '易  县', '曲阳县', '蠡  县', '顺平县', '博野', '雄县', '涿州市', '定州市', '安国市', '高碑店市']
    }, {
      name: '张家口',
      area: ['桥东区', '桥西区', '宣化区', '下花园区', '宣化县', '张北县', '康保县', '沽源县', '尚义县', '蔚  县', '阳原县', '怀安县', '万全县', '怀来县', '涿鹿县', '赤城县', '崇礼县']
    }, {
      name: '承德市',
      area: ['双桥区', '双滦区', '鹰手营子矿区', '承德县', '兴隆县', '平泉县', '滦平县', '隆化县', '丰宁满族自治县', '宽城满族自治县', '围场满族蒙古族自治县']
    }, {
      name: '沧州市',
      area: ['新华区', '运河区', '沧  县', '青  县', '东光县', '海兴县', '盐山县', '肃宁县', '南皮县', '吴桥县', '献  县', '孟村回族自治县', '泊头市', '任丘市', '黄骅市', '河间市']
    }, {
      name: '廊坊市',
      area: ['安次区', '固安县', '永清县', '香河县', '大城县', '文安县', '大厂回族自治县', '霸州市', '三河市']
    }, {
      name: '衡水市',
      area: ['桃城区', '枣强县', '武邑县', '武强县', '饶阳县', '安平县', '故城县', '景  县', '阜城县', '冀州市', '深州市']
    }]
  }, {
    name: '山西省',
    city: [{
      name: '太原市',
      area: ['小店区', '迎泽区', '杏花岭区', '尖草坪区', '万柏林区', '晋源区', '清徐县', '阳曲县', '娄烦县', '古交市']
    }, {
      name: '大同市',
      area: ['城  区', '矿  区', '南郊区', '新荣区', '阳高县', '天镇县', '广灵县', '灵丘县', '浑源县', '左云县', '大同县']
    }, {
      name: '阳泉市',
      area: ['城  区', '矿  区', '郊  区', '平定县', '盂  县']
    }, {
      name: '长治市',
      area: ['城  区', '郊  区', '长治县', '襄垣县', '屯留县', '平顺县', '黎城县', '壶关县', '长子县', '武乡县', '沁  县', '沁源县', '潞城市']
    }, {
      name: '晋城市',
      area: ['城  区', '沁水县', '阳城县', '陵川县', '泽州县', '高平市']
    }, {
      name: '朔州市',
      area: ['朔城区', '平鲁区', '山阴县', '应  县', '右玉县', '怀仁县']
    }, {
      name: '忻州市',
      area: ['忻府区', '原平市', '定襄县', '五台县', '代  县', '繁峙县', '宁武县', '静乐县', '神池县', '五寨县', '岢岚县', '河曲县', '保德县', '偏关县']
    }, {
      name: '吕梁市',
      area: ['离石区', '孝义市', '汾阳市', '文水县', '交城县', '兴  县', '临  县', '柳林县', '石楼县', '岚  县', '方山县', '中阳县', '交口县']
    }, {
      name: '晋中市',
      area: ['榆次市', '介休市', '榆社县', '左权县', '和顺县', '昔阳县', '寿阳县', '太谷县', '祁  县', '平遥县', '灵石县']
    }, {
      name: '临汾市',
      area: ['临汾市', '侯马市', '霍州市', '曲沃县', '翼城县', '襄汾县', '洪洞县', '古  县', '安泽县', '浮山县', '吉  县', '乡宁县', '蒲  县', '大宁县', '永和县', '隰  县', '汾西县']
    }, {
      name: '运城市',
      area: ['运城市', '永济市', '河津市', '芮城县', '临猗县', '万荣县', '新绛县', '稷山县', '闻喜县', '夏  县', '绛  县', '平陆县', '垣曲县']
    }]
  }, {
    name: '内蒙古',
    city: [{
      name: '呼和浩特市',
      area: ['新城区', '回民区', '玉泉区', '郊  区', '土默特左旗', '托克托县', '和林格尔县', '清水河县', '武川县']
    }, {
      name: '包头市',
      area: ['东河区', '昆都伦区', '青山区', '石拐矿区', '白云矿区', '郊  区', '土默特右旗', '固阳县', '达尔罕茂明安联合旗']
    }, {
      name: '乌海市',
      area: ['海勃湾区', '海南区', '乌达区']
    }, {
      name: '赤峰市',
      area: ['红山区', '元宝山区', '松山区', '阿鲁科尔沁旗', '巴林左旗', '巴林右旗', '林西县', '克什克腾旗', '翁牛特旗', '喀喇沁旗', '宁城县', '敖汉旗']
    }, {
      name: '呼伦贝尔市',
      area: ['海拉尔市', '满洲里市', '扎兰屯市', '牙克石市', '根河市', '额尔古纳市', '阿荣旗', '莫力达瓦达斡尔族自治旗', '鄂伦春自治旗', '鄂温克族自治旗', '新巴尔虎右旗', '新巴尔虎左旗', '陈巴尔虎旗']
    }, {
      name: '兴安盟',
      area: ['乌兰浩特市', '阿尔山市', '科尔沁右翼前旗', '科尔沁右翼中旗', '扎赉特旗', '突泉县']
    }, {
      name: '通辽市',
      area: ['科尔沁区', '霍林郭勒市', '科尔沁左翼中旗', '科尔沁左翼后旗', '开鲁县', '库伦旗', '奈曼旗', '扎鲁特旗']
    }, {
      name: '锡林郭勒盟',
      area: ['二连浩特市', '锡林浩特市', '阿巴嘎旗', '苏尼特左旗', '苏尼特右旗', '东乌珠穆沁旗', '西乌珠穆沁旗', '太仆寺旗', '镶黄旗', '正镶白旗', '正蓝旗', '多伦县']
    }, {
      name: '乌兰察布盟',
      area: ['集宁市', '丰镇市', '卓资县', '化德县', '商都县', '兴和县', '凉城县', '察哈尔右翼前旗', '察哈尔右翼中旗', '察哈尔右翼后旗', '四子王旗']
    }, {
      name: '伊克昭盟',
      area: ['东胜市', '达拉特旗', '准格尔旗', '鄂托克前旗', '鄂托克旗', '杭锦旗', '乌审旗', '伊金霍洛旗']
    }, {
      name: '巴彦淖尔盟',
      area: ['临河市', '五原县', '磴口县', '乌拉特前旗', '乌拉特中旗', '乌拉特后旗', '杭锦后旗']
    }, {
      name: '阿拉善盟',
      area: ['阿拉善左旗', '阿拉善右旗', '额济纳旗']
    }]
  }, {
    name: '辽宁省',
    city: [{
      name: '沈阳市',
      area: ['沈河区', '皇姑区', '和平区', '大东区', '铁西区', '苏家屯区', '东陵区', '于洪区', '新民市', '法库县', '辽中县', '康平县', '新城子区']
    }, {
      name: '大连市',
      area: ['西岗区', '中山区', '沙河口区', '甘井子区', '旅顺口区', '金州区', '瓦房店市', '普兰店市', '庄河市', '长海县']
    }, {
      name: '鞍山市',
      area: ['铁东区', '铁西区', '立山区', '千山区', '海城市', '台安县', '岫岩满族自治县']
    }, {
      name: '抚顺市',
      area: ['顺城区', '新抚区', '东洲区', '望花区', '抚顺县', '清原满族自治县', '新宾满族自治县']
    }, {
      name: '本溪市',
      area: ['平山区', '明山区', '溪湖区', '南芬区', '本溪满族自治县', '桓仁满族自治县']
    }, {
      name: '丹东市',
      area: ['振兴区', '元宝区', '振安区', '东港市', '凤城市', '宽甸满族自治县']
    }, {
      name: '锦州市',
      area: ['太和区', '古塔区', '凌河区', '凌海市', '黑山县', '义县', '北宁市']
    }, {
      name: '营口市',
      area: ['站前区', '西市区', '鲅鱼圈区', '老边区', '大石桥市', '盖州市']
    }, {
      name: '阜新市',
      area: ['海州区', '新邱区', '太平区', '清河门区', '细河区', '彰武县', '阜新蒙古族自治县']
    }, {
      name: '辽阳市',
      area: ['白塔区', '文圣区', '宏伟区', '太子河区', '弓长岭区', '灯塔市', '辽阳县']
    }, {
      name: '盘锦',
      area: ['双台子区', '兴隆台区', '盘山县', '大洼县']
    }, {
      name: '铁岭市',
      area: ['银州区', '清河区', '调兵山市', '开原市', '铁岭县', '昌图县', '西丰县']
    }, {
      name: '朝阳市',
      area: ['双塔区', '龙城区', '凌源市', '北票市', '朝阳县', '建平县', '喀喇沁左翼蒙古族自治县']
    }, {
      name: '葫芦岛市',
      area: ['龙港区', '南票区', '连山区', '兴城市', '绥中县', '建昌县']
    }]
  }, {
    name: '吉林省',
    city: [{
      name: '长春市',
      area: ['朝阳区', '宽城区', '二道区', '南关区', '绿园区', '双阳区', '九台市', '榆树市', '德惠市', '农安县']
    }, {
      name: '吉林市',
      area: ['船营区', '昌邑区', '龙潭区', '丰满区', '舒兰市', '桦甸市', '蛟河市', '磐石市', '永吉县']
    }, {
      name: '四平',
      area: ['铁西区', '铁东区', '公主岭市', '双辽市', '梨树县', '伊通满族自治县']
    }, {
      name: '辽源市',
      area: ['龙山区', '西安区', '东辽县', '东丰县']
    }, {
      name: '通化市',
      area: ['东昌区', '二道江区', '梅河口市', '集安市', '通化县', '辉南县', '柳河县']
    }, {
      name: '白山市',
      area: ['八道江区', '江源区', '临江市', '靖宇县', '抚松县', '长白朝鲜族自治县']
    }, {
      name: '松原市',
      area: ['宁江区', '乾安县', '长岭县', '扶余县', '前郭尔罗斯蒙古族自治县']
    }, {
      name: '白城市',
      area: ['洮北区', '大安市', '洮南市', '镇赉县', '通榆县']
    }, {
      name: '延边朝鲜族自治州',
      area: ['延吉市', '图们市', '敦化市', '龙井市', '珲春市', '和龙市', '安图县', '汪清县']
    }]
  }, {
    name: '黑龙江省',
    city: [{
      name: '哈尔滨市',
      area: ['松北区', '道里区', '南岗区', '平房区', '香坊区', '道外区', '呼兰区', '阿城区', '双城市', '尚志市', '五常市', '宾县', '方正县', '通河县', '巴彦县', '延寿县', '木兰县', '依兰县']
    }, {
      name: '齐齐哈尔市',
      area: ['龙沙区', '昂昂溪区', '铁锋区', '建华区', '富拉尔基区', '碾子山区', '梅里斯达斡尔族区', '讷河市', '富裕县', '拜泉县', '甘南县', '依安县', '克山县', '泰来县', '克东县', '龙江县']
    }, {
      name: '鹤岗市',
      area: ['兴山区', '工农区', '南山区', '兴安区', '向阳区', '东山区', '萝北县', '绥滨县']
    }, {
      name: '双鸭山',
      area: ['尖山区', '岭东区', '四方台区', '宝山区', '集贤县', '宝清县', '友谊县', '饶河县']
    }, {
      name: '鸡西市',
      area: ['鸡冠区', '恒山区', '城子河区', '滴道区', '梨树区', '麻山区', '密山市', '虎林市', '鸡东县']
    }, {
      name: '大庆市',
      area: ['萨尔图区', '红岗区', '龙凤区', '让胡路区', '大同区', '林甸县', '肇州县', '肇源县', '杜尔伯特蒙古族自治县']
    }, {
      name: '伊春市',
      area: ['伊春区', '带岭区', '南岔区', '金山屯区', '西林区', '美溪区', '乌马河区', '翠峦区', '友好区', '上甘岭区', '五营区', '红星区', '新青区', '汤旺河区', '乌伊岭区', '铁力市', '嘉荫县']
    }, {
      name: '牡丹江市',
      area: ['爱民区', '东安区', '阳明区', '西安区', '绥芬河市', '宁安市', '海林市', '穆棱市', '林口县', '东宁县']
    }, {
      name: '佳木斯市',
      area: ['向阳区', '前进区', '东风区', '郊区', '同江市', '富锦市', '桦川县', '抚远县', '桦南县', '汤原县']
    }, {
      name: '七台河市',
      area: ['桃山区', '新兴区', '茄子河区', '勃利县']
    }, {
      name: '黑河市',
      area: ['爱辉区', '北安市', '五大连池市', '逊克县', '嫩江县', '孙吴县']
    }, {
      name: '绥化市',
      area: ['北林区', '安达市', '肇东市', '海伦市', '绥棱县', '兰西县', '明水县', '青冈县', '庆安县', '望奎县']
    }, {
      name: '大兴安岭地区',
      area: ['呼玛县', '塔河县', '漠河县', '大兴安岭辖区']
    }]
  }, {
    name: '上海市',
    city: [{
      name: '上海市',
      area: ['黄浦区', '卢湾区', '徐汇区', '长宁区', '静安区', '普陀区', '闸北区', '虹口区', '杨浦区', '宝山区', '闵行区', '嘉定区', '松江区', '金山区', '青浦区', '南汇区', '奉贤区', '浦东新区', '崇明县']
    }]
  }, {
    name: '江苏省',
    city: [{
      name: '南京市',
      area: ['玄武区', '白下区', '秦淮区', '建邺区', '鼓楼区', '下关区', '栖霞区', '雨花台区', '浦口区', '江宁区', '六合区', '溧水县', '高淳县']
    }, {
      name: '苏州市',
      area: ['金阊区', '平江区', '沧浪区', '虎丘区', '吴中区', '相城区', '常熟市', '张家港市', '昆山市', '吴江市', '太仓市']
    }, {
      name: '无锡市',
      area: ['崇安区', '南长区', '北塘区', '滨湖区', '锡山区', '惠山区', '江阴市', '宜兴市']
    }, {
      name: '常州市',
      area: ['钟楼区', '天宁区', '戚墅堰区', '新北区', '武进区', '金坛市', '溧阳市']
    }, {
      name: '镇江市',
      area: ['京口区', '润州区', '丹徒区', '丹阳市', '扬中市', '句容市']
    }, {
      name: '南通市',
      area: ['崇川区', '港闸区', '通州市', '如皋市', '海门市', '启东市', '海安县', '如东县']
    }, {
      name: '泰州市',
      area: ['海陵区', '高港区', '姜堰市', '泰兴市', '靖江市', '兴化市']
    }, {
      name: '扬州市',
      area: ['广陵区', '维扬区', '邗江区', '江都市', '仪征市', '高邮市', '宝应县']
    }, {
      name: '盐城市',
      area: ['亭湖区', '盐都区', '大丰市', '东台市', '建湖县', '射阳县', '阜宁县', '滨海县', '响水县']
    }, {
      name: '连云港市',
      area: ['新浦区', '海州区', '连云区', '东海县', '灌云县', '赣榆县', '灌南县']
    }, {
      name: '徐州市',
      area: ['云龙区', '鼓楼区', '九里区', '泉山区', '贾汪区', '邳州市', '新沂市', '铜山县', '睢宁县', '沛县', '丰县']
    }, {
      name: '淮安市',
      area: ['清河区', '清浦区', '楚州区', '淮阴区', '涟水县', '洪泽县', '金湖县', '盱眙县']
    }, {
      name: '宿迁市',
      area: ['宿城区', '宿豫区', '沭阳县', '泗阳县', '泗洪县']
    }]
  }, {
    name: '浙江省',
    city: [{
      name: '杭州市',
      area: ['拱墅区', '西湖区', '上城区', '下城区', '江干区', '滨江区', '余杭区', '萧山区', '建德市', '富阳市', '临安市', '桐庐县', '淳安县']
    }, {
      name: '宁波市',
      area: ['海曙区', '江东区', '江北区', '镇海区', '北仑区', '鄞州区', '余姚市', '慈溪市', '奉化市', '宁海县', '象山县']
    }, {
      name: '温州市',
      area: ['鹿城区', '龙湾区', '瓯海区', '瑞安市', '乐清市', '永嘉县', '洞头县', '平阳县', '苍南县', '文成县', '泰顺县']
    }, {
      name: '嘉兴市',
      area: ['秀城区', '秀洲区', '海宁市', '平湖市', '桐乡市', '嘉善县', '海盐县']
    }, {
      name: '湖州市',
      area: ['吴兴区', '南浔区', '长兴县', '德清县', '安吉县']
    }, {
      name: '绍兴市',
      area: ['越城区', '诸暨市', '上虞市', '嵊州市', '绍兴县', '新昌县']
    }, {
      name: '金华市',
      area: ['婺城区', '金东区', '兰溪市', '义乌市', '东阳市', '永康市', '武义县', '浦江县', '磐安县']
    }, {
      name: '衢州市',
      area: ['柯城区', '衢江区', '江山市', '龙游县', '常山县', '开化县']
    }, {
      name: '舟山市',
      area: ['定海区', '普陀区', '岱山县', '嵊泗县']
    }, {
      name: '台州市',
      area: ['椒江区', '黄岩区', '路桥区', '临海市', '温岭市', '玉环县', '天台县', '仙居县', '三门县']
    }, {
      name: '丽水市',
      area: ['莲都区', '龙泉市', '缙云县', '青田县', '云和县', '遂昌县', '松阳县', '庆元县', '景宁畲族自治县']
    }]
  }, {
    name: '安徽省',
    city: [{
      name: '合肥市',
      area: ['庐阳区', '瑶海区', '蜀山区', '包河区', '长丰县', '肥东县', '肥西县']
    }, {
      name: '芜湖市',
      area: ['镜湖区', '弋江区', '鸠江区', '三山区', '芜湖县', '南陵县', '繁昌县']
    }, {
      name: '蚌埠市',
      area: ['蚌山区', '龙子湖区', '禹会区', '淮上区', '怀远县', '固镇县', '五河县']
    }, {
      name: '淮南市',
      area: ['田家庵区', '大通区', '谢家集区', '八公山区', '潘集区', '凤台县']
    }, {
      name: '马鞍山市',
      area: ['雨山区', '花山区', '金家庄区', '当涂县']
    }, {
      name: '淮北市',
      area: ['相山区', '杜集区', '烈山区', '濉溪县']
    }, {
      name: '铜陵市',
      area: ['铜官山区', '狮子山区', '郊区', '铜陵县']
    }, {
      name: '安庆市',
      area: ['迎江区', '大观区', '宜秀区', '桐城市', '宿松县', '枞阳县', '太湖县', '怀宁县', '岳西县', '望江县', '潜山县']
    }, {
      name: '黄山市',
      area: ['屯溪区', '黄山区', '徽州区', '休宁县', '歙县', '祁门县', '黟县']
    }, {
      name: '滁州市',
      area: ['琅琊区', '南谯区', '天长市', '明光市', '全椒县', '来安县', '定远县', '凤阳县']
    }, {
      name: '阜阳市',
      area: ['颍州区', '颍东区', '颍泉区', '界首市', '临泉县', '颍上县', '阜南县', '太和县']
    }, {
      name: '宿州市',
      area: ['埇桥区', '萧县', '泗县', '砀山县', '灵璧县']
    }, {
      name: '巢湖市',
      area: ['居巢区', '含山县', '无为县', '庐江县', '和县']
    }, {
      name: '六安市',
      area: ['金安区', '裕安区', '寿县', '霍山县', '霍邱县', '舒城县', '金寨县']
    }, {
      name: '亳州市',
      area: ['谯城区', '利辛县', '涡阳县', '蒙城县']
    }, {
      name: '池州市',
      area: ['贵池区', '东至县', '石台县', '青阳县']
    }, {
      name: '宣城市',
      area: ['宣州区', '宁国市', '广德县', '郎溪县', '泾县', '旌德县', '绩溪县']
    }]
  }, {
    name: '福建省',
    city: [{
      name: '福州市',
      area: ['鼓楼区', '台江区', '仓山区', '马尾区', '晋安区', '福清市', '长乐市', '闽侯县', '闽清县', '永泰县', '连江县', '罗源县', '平潭县']
    }, {
      name: '厦门市',
      area: ['思明区', '海沧区', '湖里区', '集美区', '同安区', '翔安区']
    }, {
      name: '莆田市',
      area: ['城厢区', '涵江区', '荔城区', '秀屿区', '仙游县']
    }, {
      name: '三明市',
      area: ['梅列区', '三元区', '永安市', '明溪县', '将乐县', '大田县', '宁化县', '建宁县', '沙县', '尤溪县', '清流县', '泰宁县']
    }, {
      name: '泉州市',
      area: ['鲤城区', '丰泽区', '洛江区', '泉港区', '石狮市', '晋江市', '南安市', '惠安县', '永春县', '安溪县', '德化县', '金门县']
    }, {
      name: '漳州市',
      area: ['芗城区', '龙文区', '龙海市', '平和县', '南靖县', '诏安县', '漳浦县', '华安县', '东山县', '长泰县', '云霄县']
    }, {
      name: '南平市',
      area: ['延平区', '建瓯市', '邵武市', '武夷山市', '建阳市', '松溪县', '光泽县', '顺昌县', '浦城县', '政和县']
    }, {
      name: '龙岩市',
      area: ['新罗区', '漳平市', '长汀县', '武平县', '上杭县', '永定县', '连城县']
    }, {
      name: '宁德市',
      area: ['蕉城区', '福安市', '福鼎市', '寿宁县', '霞浦县', '柘荣县', '屏南县', '古田县', '周宁县']
    }]
  }, {
    name: '江西省',
    city: [{
      name: '南昌市',
      area: ['东湖区', '西湖区', '青云谱区', '湾里区', '青山湖区', '新建县', '南昌县', '进贤县', '安义县']
    }, {
      name: '景德镇市',
      area: ['珠山区', '昌江区', '乐平市', '浮梁县']
    }, {
      name: '萍乡市',
      area: ['安源区', '湘东区', '莲花县', '上栗县', '芦溪县']
    }, {
      name: '九江市',
      area: ['浔阳区', '庐山区', '瑞昌市', '九江县', '星子县', '武宁县', '彭泽县', '永修县', '修水县', '湖口县', '德安县', '都昌县']
    }, {
      name: '新余市',
      area: ['渝水区', '分宜县']
    }, {
      name: '鹰潭市',
      area: ['月湖区', '贵溪市', '余江县']
    }, {
      name: '赣州市',
      area: ['章贡区', '瑞金市', '南康市', '石城县', '安远县', '赣县', '宁都县', '寻乌县', '兴国县', '定南县', '上犹县', '于都县', '龙南县', '崇义县', '信丰县', '全南县', '大余县', '会昌县']
    }, {
      name: '吉安市',
      area: ['吉州区', '青原区', '井冈山市', '吉安县', '永丰县', '永新县', '新干县', '泰和县', '峡江县', '遂川县', '安福县', '吉水县', '万安县']
    }, {
      name: '宜春市',
      area: ['袁州区', '丰城市', '樟树市', '高安市', '铜鼓县', '靖安县', '宜丰县', '奉新县', '万载县', '上高县']
    }, {
      name: '抚州市',
      area: ['临川区', '南丰县', '乐安县', '金溪县', '南城县', '东乡县', '资溪县', '宜黄县', '广昌县', '黎川县', '崇仁县']
    }, {
      name: '上饶市',
      area: ['信州区', '德兴市', '上饶县', '广丰县', '鄱阳县', '婺源县', '铅山县', '余干县', '横峰县', '弋阳县', '玉山县', '万年县']
    }]
  }, {
    name: '山东省',
    city: [{
      name: '济南市',
      area: ['市中区', '历下区', '天桥区', '槐荫区', '历城区', '长清区', '章丘市', '平阴县', '济阳县', '商河县']
    }, {
      name: '青岛市',
      area: ['市南区', '市北区', '城阳区', '四方区', '李沧区', '黄岛区', '崂山区', '胶南市', '胶州市', '平度市', '莱西市', '即墨市']
    }, {
      name: '淄博市',
      area: ['张店区', '临淄区', '淄川区', '博山区', '周村区', '桓台县', '高青县', '沂源县']
    }, {
      name: '枣庄市',
      area: ['市中区', '山亭区', '峄城区', '台儿庄区', '薛城区', '滕州市']
    }, {
      name: '东营市',
      area: ['东营区', '河口区', '垦利县', '广饶县', '利津县']
    }, {
      name: '烟台市',
      area: ['芝罘区', '福山区', '牟平区', '莱山区', '龙口市', '莱阳市', '莱州市', '招远市', '蓬莱市', '栖霞市', '海阳市', '长岛县']
    }, {
      name: '潍坊市',
      area: ['潍城区', '寒亭区', '坊子区', '奎文区', '青州市', '诸城市', '寿光市', '安丘市', '高密市', '昌邑市', '昌乐县', '临朐县']
    }, {
      name: '济宁市',
      area: ['市中区', '任城区', '曲阜市', '兖州市', '邹城市', '鱼台县', '金乡县', '嘉祥县', '微山县', '汶上县', '泗水县', '梁山县']
    }, {
      name: '泰安市',
      area: ['泰山区', '岱岳区', '新泰市', '肥城市', '宁阳县', '东平县']
    }, {
      name: '威海市',
      area: ['环翠区', '乳山市', '文登市', '荣成市']
    }, {
      name: '日照市',
      area: ['东港区', '岚山区', '五莲县', '莒县']
    }, {
      name: '莱芜市',
      area: ['莱城区', '钢城区']
    }, {
      name: '临沂市',
      area: ['兰山区', '罗庄区', '河东区', '沂南县', '郯城县', '沂水县', '苍山县', '费县', '平邑县', '莒南县', '蒙阴县', '临沭县']
    }, {
      name: '德州市',
      area: ['德城区', '乐陵市', '禹城市', '陵县', '宁津县', '齐河县', '武城县', '庆云县', '平原县', '夏津县', '临邑县']
    }, {
      name: '聊城市',
      area: ['东昌府区', '临清市', '高唐县', '阳谷县', '茌平县', '莘县', '东阿县', '冠县']
    }, {
      name: '滨州市',
      area: ['滨城区', '邹平县', '沾化县', '惠民县', '博兴县', '阳信县', '无棣县']
    }, {
      name: '菏泽市',
      area: ['牡丹区', '鄄城县', '单县', '郓城县', '曹县', '定陶县', '巨野县', '东明县', '成武县']
    }]
  }, {
    name: '河南省',
    city: [{
      name: '郑州市',
      area: ['中原区', '金水区', '二七区', '管城回族区', '上街区', '惠济区', '巩义市', '新郑市', '新密市', '登封市', '荥阳市', '中牟县']
    }, {
      name: '开封市',
      area: ['鼓楼区', '龙亭区', '顺河回族区', '禹王台区', '金明区', '开封县', '尉氏县', '兰考县', '杞县', '通许县']
    }, {
      name: '洛阳市',
      area: ['西工区', '老城区', '涧西区', '瀍河回族区', '洛龙区', '吉利区', '偃师市', '孟津县', '汝阳县', '伊川县', '洛宁县', '嵩县', '宜阳县', '新安县', '栾川县']
    }, {
      name: '平顶山市',
      area: ['新华区', '卫东区', '湛河区', '石龙区', '汝州市', '舞钢市', '宝丰县', '叶县', '郏县', '鲁山县']
    }, {
      name: '安阳市',
      area: ['北关区', '文峰区', '殷都区', '龙安区', '林州市', '安阳县', '滑县', '内黄县', '汤阴县']
    }, {
      name: '鹤壁市',
      area: ['淇滨区', '山城区', '鹤山区', '浚县', '淇县']
    }, {
      name: '新乡市',
      area: ['卫滨区', '红旗区', '凤泉区', '牧野区', '卫辉市', '辉县市', '新乡县', '获嘉县', '原阳县', '长垣县', '封丘县', '延津县']
    }, {
      name: '焦作市',
      area: ['解放区', '中站区', '马村区', '山阳区', '沁阳市', '孟州市', '修武县', '温县', '武陟县', '博爱县']
    }, {
      name: '濮阳市',
      area: ['华龙区', '濮阳县', '南乐县', '台前县', '清丰县', '范县']
    }, {
      name: '许昌市',
      area: ['魏都区', '禹州市', '长葛市', '许昌县', '鄢陵县', '襄城县']
    }, {
      name: '漯河市',
      area: ['源汇区', '郾城区', '召陵区', '临颍县', '舞阳县']
    }, {
      name: '三门峡市',
      area: ['湖滨区', '义马市', '灵宝市', '渑池县', '卢氏县', '陕县']
    }, {
      name: '南阳市',
      area: ['卧龙区', '宛城区', '邓州市', '桐柏县', '方城县', '淅川县', '镇平县', '唐河县', '南召县', '内乡县', '新野县', '社旗县', '西峡县']
    }, {
      name: '商丘市',
      area: ['梁园区', '睢阳区', '永城市', '宁陵县', '虞城县', '民权县', '夏邑县', '柘城县', '睢县']
    }, {
      name: '信阳市',
      area: ['浉河区', '平桥区', '潢川县', '淮滨县', '息县', '新县', '商城县', '固始县', '罗山县', '光山县']
    }, {
      name: '周口市',
      area: ['川汇区', '项城市', '商水县', '淮阳县', '太康县', '鹿邑县', '西华县', '扶沟县', '沈丘县', '郸城县']
    }, {
      name: '驻马店市',
      area: ['驿城区', '确山县', '新蔡县', '上蔡县', '西平县', '泌阳县', '平舆县', '汝南县', '遂平县', '正阳县']
    }, {
      name: '焦作市',
      area: ['济源市']
    }]
  }, {
    name: '湖北省',
    city: [{
      name: '武汉市',
      area: ['江岸区', '武昌区', '江汉区', '硚口区', '汉阳区', '青山区', '洪山区', '东西湖区', '汉南区', '蔡甸区', '江夏区', '黄陂区', '新洲区']
    }, {
      name: '黄石市',
      area: ['黄石港区', '西塞山区', '下陆区', '铁山区', '大冶市', '阳新县']
    }, {
      name: '十堰市',
      area: ['张湾区', '茅箭区', '丹江口市', '郧县', '竹山县', '房县', '郧西县', '竹溪县']
    }, {
      name: '荆州市',
      area: ['沙市区', '荆州区', '洪湖市', '石首市', '松滋市', '监利县', '公安县', '江陵县']
    }, {
      name: '宜昌市',
      area: ['西陵区', '伍家岗区', '点军区', '猇亭区', '夷陵区', '宜都市', '当阳市', '枝江市', '秭归县', '远安县', '兴山县', '五峰土家族自治县', '长阳土家族自治县']
    }, {
      name: '襄樊市',
      area: ['襄城区', '樊城区', '襄阳区', '老河口市', '枣阳市', '宜城市', '南漳县', '谷城县', '保康县']
    }, {
      name: '鄂州市',
      area: ['鄂城区', '华容区', '梁子湖区']
    }, {
      name: '荆门市',
      area: ['东宝区', '掇刀区', '钟祥市', '京山县', '沙洋县']
    }, {
      name: '孝感市',
      area: ['孝南区', '应城市', '安陆市', '汉川市', '云梦县', '大悟县', '孝昌县']
    }, {
      name: '黄冈市',
      area: ['黄州区', '麻城市', '武穴市', '红安县', '罗田县', '浠水县', '蕲春县', '黄梅县', '英山县', '团风县']
    }, {
      name: '咸宁市',
      area: ['咸安区', '赤壁市', '嘉鱼县', '通山县', '崇阳县', '通城县']
    }, {
      name: '随州市',
      area: ['曾都区', '广水市']
    }, {
      name: '恩施土家族苗族自治州',
      area: ['恩施市', '利川市', '建始县', '来凤县', '巴东县', '鹤峰县', '宣恩县', '咸丰县']
    }, {
      name: '仙桃市',
      area: ['仙桃']
    }, {
      name: '天门市',
      area: ['天门']
    }, {
      name: '潜江市',
      area: ['潜江']
    }, {
      name: '神农架林区',
      area: ['神农架林区']
    }]
  }, {
    name: '湖南省',
    city: [{
      name: '长沙市',
      area: ['岳麓区', '芙蓉区', '天心区', '开福区', '雨花区', '浏阳市', '长沙县', '望城县', '宁乡县']
    }, {
      name: '株洲市',
      area: ['天元区', '荷塘区', '芦淞区', '石峰区', '醴陵市', '株洲县', '炎陵县', '茶陵县', '攸县']
    }, {
      name: '湘潭市',
      area: ['岳塘区', '雨湖区', '湘乡市', '韶山市', '湘潭县']
    }, {
      name: '衡阳市',
      area: ['雁峰区', '珠晖区', '石鼓区', '蒸湘区', '南岳区', '耒阳市', '常宁市', '衡阳县', '衡东县', '衡山县', '衡南县', '祁东县']
    }, {
      name: '邵阳市',
      area: ['双清区', '大祥区', '北塔区', '武冈市', '邵东县', '洞口县', '新邵县', '绥宁县', '新宁县', '邵阳县', '隆回县', '城步苗族自治县']
    }, {
      name: '岳阳市',
      area: ['岳阳楼区', '云溪区', '君山区', '临湘市', '汨罗市', '岳阳县', '湘阴县', '平江县', '华容县']
    }, {
      name: '常德市',
      area: ['武陵区', '鼎城区', '津市市', '澧县', '临澧县', '桃源县', '汉寿县', '安乡县', '石门县']
    }, {
      name: '张家界市',
      area: ['永定区', '武陵源区', '慈利县', '桑植县']
    }, {
      name: '益阳市',
      area: ['赫山区', '资阳区', '沅江市', '桃江县', '南县', '安化县']
    }, {
      name: '郴州市',
      area: ['北湖区', '苏仙区', '资兴市', '宜章县', '汝城县', '安仁县', '嘉禾县', '临武县', '桂东县', '永兴县', '桂阳县']
    }, {
      name: '永州市',
      area: ['冷水滩区', '零陵区', '祁阳县', '蓝山县', '宁远县', '新田县', '东安县', '江永县', '道县', '双牌县', '江华瑶族自治县']
    }, {
      name: '怀化市',
      area: ['鹤城区', '洪江市', '会同县', '沅陵县', '辰溪县', '溆浦县', '中方县', '新晃侗族自治县', '芷江侗族自治县', '通道侗族自治县', '靖州苗族侗族自治县', '麻阳苗族自治县']
    }, {
      name: '娄底市',
      area: ['娄星区', '冷水江市', '涟源市', '新化县', '双峰县']
    }, {
      name: '湘西土家族苗族自治州',
      area: ['吉首市', '古丈县', '龙山县', '永顺县', '凤凰县', '泸溪县', '保靖县', '花垣县']
    }]
  }, {
    name: '广东省',
    city: [{
      name: '广州市',
      area: ['越秀区', '荔湾区', '海珠区', '天河区', '白云区', '黄埔区', '番禺区', '花都区', '南沙区', '萝岗区', '增城市', '从化市']
    }, {
      name: '深圳市',
      area: ['福田区', '罗湖区', '南山区', '宝安区', '龙岗区', '盐田区']
    }, {
      name: '东莞市',
      area: ['莞城', '常平', '塘厦', '塘厦', '塘厦']
    }, {
      name: '中山市',
      area: ['中山']
    }, {
      name: '潮州市',
      area: ['湘桥区', '潮安县', '饶平县']
    }, {
      name: '揭阳市',
      area: ['榕城区', '揭东县', '揭西县', '惠来县', '普宁市']
    }, {
      name: '云浮市',
      area: ['云城区', '新兴县', '郁南县', '云安县', '罗定市']
    }, {
      name: '珠海市',
      area: ['香洲区', '斗门区', '金湾区']
    }, {
      name: '汕头市',
      area: ['金平区', '濠江区', '龙湖区', '潮阳区', '潮南区', '澄海区', '南澳县']
    }, {
      name: '韶关市',
      area: ['浈江区', '武江区', '曲江区', '乐昌市', '南雄市', '始兴县', '仁化县', '翁源县', '新丰县', '乳源瑶族自治县']
    }, {
      name: '佛山市',
      area: ['禅城区', '南海区', '顺德区', '三水区', '高明区']
    }, {
      name: '江门市',
      area: ['蓬江区', '江海区', '新会区', '恩平市', '台山市', '开平市', '鹤山市']
    }, {
      name: '湛江市',
      area: ['赤坎区', '霞山区', '坡头区', '麻章区', '吴川市', '廉江市', '雷州市', '遂溪县', '徐闻县']
    }, {
      name: '茂名市',
      area: ['茂南区', '茂港区', '化州市', '信宜市', '高州市', '电白县']
    }, {
      name: '肇庆市',
      area: ['端州区', '鼎湖区', '高要市', '四会市', '广宁县', '怀集县', '封开县', '德庆县']
    }, {
      name: '惠州市',
      area: ['惠城区', '惠阳区', '博罗县', '惠东县', '龙门县']
    }, {
      name: '梅州市',
      area: ['梅江区', '兴宁市', '梅县', '大埔县', '丰顺县', '五华县', '平远县', '蕉岭县']
    }, {
      name: '汕尾市',
      area: ['城区', '陆丰市', '海丰县', '陆河县']
    }, {
      name: '河源市',
      area: ['源城区', '紫金县', '龙川县', '连平县', '和平县', '东源县']
    }, {
      name: '阳江市',
      area: ['江城区', '阳春市', '阳西县', '阳东县']
    }, {
      name: '清远市',
      area: ['清城区', '英德市', '连州市', '佛冈县', '阳山县', '清新县', '连山壮族瑶族自治县', '连南瑶族自治县']
    }]
  }, {
    name: '广西',
    city: [{
      name: '南宁市',
      area: ['青秀区', '兴宁区', '西乡塘区', '良庆区', '江南区', '邕宁区', '武鸣县', '隆安县', '马山县', '上林县', '宾阳县', '横县']
    }, {
      name: '柳州市',
      area: ['城中区', '鱼峰区', '柳北区', '柳南区', '柳江县', '柳城县', '鹿寨县', '融安县', '融水苗族自治县', '三江侗族自治县']
    }, {
      name: '桂林市',
      area: ['象山区', '秀峰区', '叠彩区', '七星区', '雁山区', '阳朔县', '临桂县', '灵川县', '全州县', '平乐县', '兴安县', '灌阳县', '荔浦县', '资源县', '永福县', '龙胜各族自治县', '恭城瑶族自治县']
    }, {
      name: '梧州市',
      area: ['万秀区', '蝶山区', '长洲区', '岑溪市', '苍梧县', '藤县', '蒙山县']
    }, {
      name: '北海市',
      area: ['海城区', '银海区', '铁山港区', '合浦县']
    }, {
      name: '防城港市',
      area: ['港口区', '防城区', '东兴市', '上思县']
    }, {
      name: '钦州市',
      area: ['钦南区', '钦北区', '灵山县', '浦北县']
    }, {
      name: '贵港市',
      area: ['港北区', '港南区', '覃塘区', '桂平市', '平南县']
    }, {
      name: '玉林市',
      area: ['玉州区', '北流市', '容县', '陆川县', '博白县', '兴业县']
    }, {
      name: '百色市',
      area: ['右江区', '凌云县', '平果县', '西林县', '乐业县', '德保县', '田林县', '田阳县', '靖西县', '田东县', '那坡县', '隆林各族自治县']
    }, {
      name: '贺州市',
      area: ['八步区', '钟山县', '昭平县', '富川瑶族自治县']
    }, {
      name: '河池市',
      area: ['金城江区', '宜州市', '天峨县', '凤山县', '南丹县', '东兰县', '都安瑶族自治县', '罗城仫佬族自治县', '巴马瑶族自治县', '环江毛南族自治县', '大化瑶族自治县']
    }, {
      name: '来宾市',
      area: ['兴宾区', '合山市', '象州县', '武宣县', '忻城县', '金秀瑶族自治县']
    }, {
      name: '崇左市',
      area: ['江州区', '凭祥市', '宁明县', '扶绥县', '龙州县', '大新县', '天等县']
    }]
  }, {
    name: '海南省',
    city: [{
      name: '海口市',
      area: ['龙华区', '秀英区', '琼山区', '美兰区']
    }, {
      name: '三亚市',
      area: ['三亚市']
    }, {
      name: '五指山市',
      area: ['五指山']
    }, {
      name: '琼海市',
      area: ['琼海']
    }, {
      name: '儋州市',
      area: ['儋州']
    }, {
      name: '文昌市',
      area: ['文昌']
    }, {
      name: '万宁市',
      area: ['万宁']
    }, {
      name: '东方市',
      area: ['东方']
    }, {
      name: '澄迈县',
      area: ['澄迈县']
    }, {
      name: '定安县',
      area: ['定安县']
    }, {
      name: '屯昌县',
      area: ['屯昌县']
    }, {
      name: '临高县',
      area: ['临高县']
    }, {
      name: '白沙黎族自治县',
      area: ['白沙黎族自治县']
    }, {
      name: '昌江黎族自治县',
      area: ['昌江黎族自治县']
    }, {
      name: '乐东黎族自治县',
      area: ['乐东黎族自治县']
    }, {
      name: '陵水黎族自治县',
      area: ['陵水黎族自治县']
    }, {
      name: '保亭黎族苗族自治县',
      area: ['保亭黎族苗族自治县']
    }, {
      name: '琼中黎族苗族自治县',
      area: ['琼中黎族苗族自治县']
    }]
  }, {
    name: '重庆市',
    city: [{
      name: '重庆市',
      area: ['渝中区', '大渡口区', '江北区', '南岸区', '北碚区', '渝北区', '巴南区', '长寿区', '双桥区', '沙坪坝区', '万盛区', '万州区', '涪陵区', '黔江区', '永川区', '合川区', '江津区', '九龙坡区', '南川区', '綦江县', '潼南县', '荣昌县', '璧山县', '大足县', '铜梁县', '梁平县', '开县', '忠县', '城口县', '垫江县', '武隆县', '丰都县', '奉节县', '云阳县', '巫溪县', '巫山县', '石柱土家族自治县', '秀山土家族苗族自治县', '酉阳土家族苗族自治县', '彭水苗族土家族自治县']
    }]
  }, {
    name: '四川省',
    city: [{
      name: '成都市',
      area: ['青羊区', '锦江区', '金牛区', '武侯区', '成华区', '龙泉驿区', '青白江区', '新都区', '温江区', '都江堰市', '彭州市', '邛崃市', '崇州市', '金堂县', '郫县', '新津县', '双流县', '蒲江县', '大邑县']
    }, {
      name: '自贡市',
      area: ['大安区', '自流井区', '贡井区', '沿滩区', '荣县', '富顺县']
    }, {
      name: '攀枝花市',
      area: ['仁和区', '米易县', '盐边县', '东区', '西区']
    }, {
      name: '泸州市',
      area: ['江阳区', '纳溪区', '龙马潭区', '泸县', '合江县', '叙永县', '古蔺县']
    }, {
      name: '德阳市',
      area: ['旌阳区', '广汉市', '什邡市', '绵竹市', '罗江县', '中江县']
    }, {
      name: '绵阳市',
      area: ['涪城区', '游仙区', '江油市', '盐亭县', '三台县', '平武县', '安县', '梓潼县', '北川羌族自治县']
    }, {
      name: '广元市',
      area: ['元坝区', '朝天区', '青川县', '旺苍县', '剑阁县', '苍溪县', '市中区']
    }, {
      name: '遂宁市',
      area: ['船山区', '安居区', '射洪县', '蓬溪县', '大英县']
    }, {
      name: '内江市',
      area: ['市中区', '东兴区', '资中县', '隆昌县', '威远县']
    }, {
      name: '乐山市',
      area: ['市中区', '五通桥区', '沙湾区', '金口河区', '峨眉山市', '夹江县', '井研县', '犍为县', '沐川县', '马边彝族自治县', '峨边彝族自治县']
    }, {
      name: '南充',
      area: ['顺庆区', '高坪区', '嘉陵区', '阆中市', '营山县', '蓬安县', '仪陇县', '南部县', '西充县']
    }, {
      name: '眉山市',
      area: ['东坡区', '仁寿县', '彭山县', '洪雅县', '丹棱县', '青神县']
    }, {
      name: '宜宾市',
      area: ['翠屏区', '宜宾县', '兴文县', '南溪县', '珙县', '长宁县', '高县', '江安县', '筠连县', '屏山县']
    }, {
      name: '广安市',
      area: ['广安区', '华蓥市', '岳池县', '邻水县', '武胜县']
    }, {
      name: '达州市',
      area: ['通川区', '万源市', '达县', '渠县', '宣汉县', '开江县', '大竹县']
    }, {
      name: '雅安市',
      area: ['雨城区', '芦山县', '石棉县', '名山县', '天全县', '荥经县', '宝兴县', '汉源县']
    }, {
      name: '巴中市',
      area: ['巴州区', '南江县', '平昌县', '通江县']
    }, {
      name: '资阳市',
      area: ['雁江区', '简阳市', '安岳县', '乐至县']
    }, {
      name: '阿坝藏族羌族自治州',
      area: ['马尔康县', '九寨沟县', '红原县', '汶川县', '阿坝县', '理县', '若尔盖县', '小金县', '黑水县', '金川县', '松潘县', '壤塘县', '茂县']
    }, {
      name: '甘孜藏族自治州',
      area: ['康定县', '丹巴县', '炉霍县', '九龙县', '甘孜县', '雅江县', '新龙县', '道孚县', '白玉县', '理塘县', '德格县', '乡城县', '石渠县', '稻城县', '色达县', '巴塘县', '泸定县', '得荣县']
    }, {
      name: '凉山彝族自治州',
      area: ['西昌市', '美姑县', '昭觉县', '金阳县', '甘洛县', '布拖县', '雷波县', '普格县', '宁南县', '喜德县', '会东县', '越西县', '会理县', '盐源县', '德昌县', '冕宁县', '木里藏族自治县']
    }]
  }, {
    name: '贵州省',
    city: [{
      name: '贵阳市',
      area: ['南明区', '云岩区', '花溪区', '乌当区', '白云区', '小河区', '清镇市', '开阳县', '修文县', '息烽县']
    }, {
      name: '六盘水市',
      area: ['钟山区', '水城县', '盘县', '六枝特区']
    }, {
      name: '遵义市',
      area: ['红花岗区', '汇川区', '赤水市', '仁怀市', '遵义县', '绥阳县', '桐梓县', '习水县', '凤冈县', '正安县', '余庆县', '湄潭县', '道真仡佬族苗族自治县', '务川仡佬族苗族自治县']
    }, {
      name: '安顺市',
      area: ['西秀区', '普定县', '平坝县', '镇宁布依族苗族自治县', '紫云苗族布依族自治县', '关岭布依族苗族自治县']
    }, {
      name: '铜仁地区',
      area: ['铜仁市', '德江县', '江口县', '思南县', '石阡县', '玉屏侗族自治县', '松桃苗族自治县', '印江土家族苗族自治县', '沿河土家族自治县', '万山特区']
    }, {
      name: '毕节地区',
      area: ['毕节市', '黔西县', '大方县', '织金县', '金沙县', '赫章县', '纳雍县', '威宁彝族回族苗族自治县']
    }, {
      name: '黔西南布依族苗族自治州',
      area: ['兴义市', '望谟县', '兴仁县', '普安县', '册亨县', '晴隆县', '贞丰县', '安龙县']
    }, {
      name: '黔东南苗族侗族自治州',
      area: ['凯里市', '施秉县', '从江县', '锦屏县', '镇远县', '麻江县', '台江县', '天柱县', '黄平县', '榕江县', '剑河县', '三穗县', '雷山县', '黎平县', '岑巩县', '丹寨县']
    }, {
      name: '黔南布依族苗族自治州',
      area: ['都匀市', '福泉市', '贵定县', '惠水县', '罗甸县', '瓮安县', '荔波县', '龙里县', '平塘县', '长顺县', '独山县', '三都水族自治县']
    }]
  }, {
    name: '云南省',
    city: [{
      name: '昆明市',
      area: ['盘龙区', '五华区', '官渡区', '西山区', '东川区', '安宁市', '呈贡县', '晋宁县', '富民县', '宜良县', '嵩明县', '石林彝族自治县', '禄劝彝族苗族自治县', '寻甸回族彝族自治县']
    }, {
      name: '曲靖市',
      area: ['麒麟区', '宣威市', '马龙县', '沾益县', '富源县', '罗平县', '师宗县', '陆良县', '会泽县']
    }, {
      name: '玉溪市',
      area: ['红塔区', '江川县', '澄江县', '通海县', '华宁县', '易门县', '峨山彝族自治县', '新平彝族傣族自治县', '元江哈尼族彝族傣族自治县']
    }, {
      name: '保山市',
      area: ['隆阳区', '施甸县', '腾冲县', '龙陵县', '昌宁县']
    }, {
      name: '昭通市',
      area: ['昭阳区', '鲁甸县', '巧家县', '盐津县', '大关县', '永善县', '绥江县', '镇雄县', '彝良县', '威信县', '水富县']
    }, {
      name: '丽江市',
      area: ['古城区', '永胜县', '华坪县', '玉龙纳西族自治县', '宁蒗彝族自治县']
    }, {
      name: '普洱市',
      area: ['思茅区', '普洱哈尼族彝族自治县', '墨江哈尼族自治县', '景东彝族自治县', '景谷傣族彝族自治县', '镇沅彝族哈尼族拉祜族自治县', '江城哈尼族彝族自治县', '孟连傣族拉祜族佤族自治县', '澜沧拉祜族自治县', '西盟佤族自治县']
    }, {
      name: '临沧市',
      area: ['临翔区', '凤庆县', '云县', '永德县', '镇康县', '双江拉祜族佤族布朗族傣族自治县', '耿马傣族佤族自治县', '沧源佤族自治县']
    }, {
      name: '德宏傣族景颇族自治州',
      area: ['潞西市', '瑞丽市', '梁河县', '盈江县', '陇川县']
    }, {
      name: '怒江傈僳族自治州',
      area: ['泸水县', '福贡县', '贡山独龙族怒族自治县', '兰坪白族普米族自治县']
    }, {
      name: '迪庆藏族自治州',
      area: ['香格里拉县', '德钦县', '维西傈僳族自治县']
    }, {
      name: '大理白族自治州',
      area: ['大理市', '祥云县', '宾川县', '弥渡县', '永平县', '云龙县', '洱源县', '剑川县', '鹤庆县', '漾濞彝族自治县', '南涧彝族自治县', '巍山彝族回族自治县']
    }, {
      name: '楚雄彝族自治州',
      area: ['楚雄市', '双柏县', '牟定县', '南华县', '姚安县', '大姚县', '永仁县', '元谋县', '武定县', '禄丰县']
    }, {
      name: '红河哈尼族彝族自治州',
      area: ['蒙自县', '个旧市', '开远市', '绿春县', '建水县', '石屏县', '弥勒县', '泸西县', '元阳县', '红河县', '金平苗族瑶族傣族自治县', '河口瑶族自治县', '屏边苗族自治县']
    }, {
      name: '文山壮族苗族自治州',
      area: ['文山县', '砚山县', '西畴县', '麻栗坡县', '马关县', '丘北县', '广南县', '富宁县']
    }, {
      name: '西双版纳傣族自治州',
      area: ['景洪市', '勐海县', '勐腊县']
    }]
  }, {
    name: '西藏',
    city: [{
      name: '拉萨市',
      area: ['城关区', '林周县', '当雄县', '尼木县', '曲水县', '堆龙德庆县', '达孜县', '墨竹工卡县']
    }, {
      name: '那曲地区',
      area: ['那曲县', '嘉黎县', '比如县', '聂荣县', '安多县', '申扎县', '索县', '班戈县', '巴青县', '尼玛县']
    }, {
      name: '昌都地区',
      area: ['昌都县', '江达县', '贡觉县', '类乌齐县', '丁青县', '察雅县', '八宿县', '左贡县', '芒康县', '洛隆县', '边坝县']
    }, {
      name: '林芝地区',
      area: ['林芝县', '工布江达县', '米林县', '墨脱县', '波密县', '察隅县', '朗县']
    }, {
      name: '山南地区',
      area: ['乃东县', '扎囊县', '贡嘎县', '桑日县', '琼结县', '曲松县', '措美县', '洛扎县', '加查县', '隆子县', '错那县', '浪卡子县']
    }, {
      name: '日喀则地区',
      area: ['日喀则市', '南木林县', '江孜县', '定日县', '萨迦县', '拉孜县', '昂仁县', '谢通门县', '白朗县', '仁布县', '康马县', '定结县', '仲巴县', '亚东县', '吉隆县', '聂拉木县', '萨嘎县', '岗巴县']
    }, {
      name: '阿里地区',
      area: ['噶尔县', '普兰县', '札达县', '日土县', '革吉县', '改则县', '措勤县']
    }]
  }, {
    name: '陕西省',
    city: [{
      name: '西安市',
      area: ['莲湖区', '新城区', '碑林区', '雁塔区', '灞桥区', '未央区', '阎良区', '临潼区', '长安区', '高陵县', '蓝田县', '户县', '周至县']
    }, {
      name: '铜川市',
      area: ['耀州区', '王益区', '印台区', '宜君县']
    }, {
      name: '宝鸡市',
      area: ['渭滨区', '金台区', '陈仓区', '岐山县', '凤翔县', '陇县', '太白县', '麟游县', '扶风县', '千阳县', '眉县', '凤县']
    }, {
      name: '咸阳市',
      area: ['秦都区', '渭城区', '杨陵区', '兴平市', '礼泉县', '泾阳县', '永寿县', '三原县', '彬县', '旬邑县', '长武县', '乾县', '武功县', '淳化县']
    }, {
      name: '渭南市',
      area: ['临渭区', '韩城市', '华阴市', '蒲城县', '潼关县', '白水县', '澄城县', '华县', '合阳县', '富平县', '大荔县']
    }, {
      name: '延安市',
      area: ['宝塔区', '安塞县', '洛川县', '子长县', '黄陵县', '延川县', '富县', '延长县', '甘泉县', '宜川县', '志丹县', '黄龙县', '吴起县']
    }, {
      name: '汉中市',
      area: ['汉台区', '留坝县', '镇巴县', '城固县', '南郑县', '洋县', '宁强县', '佛坪县', '勉县', '西乡县', '略阳县']
    }, {
      name: '榆林市',
      area: ['榆阳区', '清涧县', '绥德县', '神木县', '佳县', '府谷县', '子洲县', '靖边县', '横山县', '米脂县', '吴堡县', '定边县']
    }, {
      name: '安康市',
      area: ['汉滨区', '紫阳县', '岚皋县', '旬阳县', '镇坪县', '平利县', '石泉县', '宁陕县', '白河县', '汉阴县']
    }, {
      name: '商洛市',
      area: ['商州区', '镇安县', '山阳县', '洛南县', '商南县', '丹凤县', '柞水县']
    }]
  }, {
    name: '甘肃省',
    city: [{
      name: '兰州市',
      area: ['城关区', '七里河区', '西固区', '安宁区', '红古区', '永登县', '皋兰县', '榆中县']
    }, {
      name: '嘉峪关市',
      area: ['嘉峪关市']
    }, {
      name: '金昌市',
      area: ['金川区', '永昌县']
    }, {
      name: '白银市',
      area: ['白银区', '平川区', '靖远县', '会宁县', '景泰县']
    }, {
      name: '天水市',
      area: ['清水县', '秦安县', '甘谷县', '武山县', '张家川回族自治县', '北道区', '秦城区']
    }, {
      name: '武威市',
      area: ['凉州区', '民勤县', '古浪县', '天祝藏族自治县']
    }, {
      name: '酒泉市',
      area: ['肃州区', '玉门市', '敦煌市', '金塔县', '肃北蒙古族自治县', '阿克塞哈萨克族自治县', '安西县']
    }, {
      name: '张掖市',
      area: ['甘州区', '民乐县', '临泽县', '高台县', '山丹县', '肃南裕固族自治县']
    }, {
      name: '庆阳市',
      area: ['西峰区', '庆城县', '环县', '华池县', '合水县', '正宁县', '宁县', '镇原县']
    }, {
      name: '平凉市',
      area: ['崆峒区', '泾川县', '灵台县', '崇信县', '华亭县', '庄浪县', '静宁县']
    }, {
      name: '定西市',
      area: ['安定区', '通渭县', '临洮县', '漳县', '岷县', '渭源县', '陇西县']
    }, {
      name: '陇南市',
      area: ['武都区', '成县', '宕昌县', '康县', '文县', '西和县', '礼县', '两当县', '徽县']
    }, {
      name: '临夏回族自治州',
      area: ['临夏市', '临夏县', '康乐县', '永靖县', '广河县', '和政县', '东乡族自治县', '积石山保安族东乡族撒拉族自治县']
    }, {
      name: '甘南藏族自治州',
      area: ['合作市', '临潭县', '卓尼县', '舟曲县', '迭部县', '玛曲县', '碌曲县', '夏河县']
    }]
  }, {
    name: '青海省',
    city: [{
      name: '西宁市',
      area: ['城中区', '城东区', '城西区', '城北区', '湟源县', '湟中县', '大通回族土族自治县']
    }, {
      name: '海东地区',
      area: ['平安县', '乐都县', '民和回族土族自治县', '互助土族自治县', '化隆回族自治县', '循化撒拉族自治县']
    }, {
      name: '海北藏族自治州',
      area: ['海晏县', '祁连县', '刚察县', '门源回族自治县']
    }, {
      name: '海南藏族自治州',
      area: ['共和县', '同德县', '贵德县', '兴海县', '贵南县']
    }, {
      name: '黄南藏族自治州',
      area: ['同仁县', '尖扎县', '泽库县', '河南蒙古族自治县']
    }, {
      name: '果洛藏族自治州',
      area: ['玛沁县', '班玛县', '甘德县', '达日县', '久治县', '玛多县']
    }, {
      name: '玉树藏族自治州',
      area: ['玉树县', '杂多县', '称多县', '治多县', '囊谦县', '曲麻莱县']
    }, {
      name: '海西蒙古族藏族自治州',
      area: ['德令哈市', '格尔木市', '乌兰县', '都兰县', '天峻县']
    }]
  }, {
    name: '宁夏',
    city: [{
      name: '银川市',
      area: ['兴庆区', '西夏区', '金凤区', '灵武市', '永宁县', '贺兰县']
    }, {
      name: '石嘴山市',
      area: ['大武口区', '惠农区', '平罗县']
    }, {
      name: '吴忠市',
      area: ['利通区', '青铜峡市', '盐池县', '同心县']
    }, {
      name: '固原市',
      area: ['原州区', '西吉县', '隆德县', '泾源县', '彭阳县']
    }, {
      name: '中卫市',
      area: ['沙坡头区', '中宁县', '海原县']
    }]
  }, {
    name: '新疆',
    city: [{
      name: '乌鲁木齐市',
      area: ['天山区', '沙依巴克区', '新市区', '水磨沟区', '头屯河区', '达坂城区', '东山区', '乌鲁木齐县']
    }, {
      name: '克拉玛依市',
      area: ['克拉玛依区', '独山子区', '白碱滩区', '乌尔禾区']
    }, {
      name: '吐鲁番地区',
      area: ['吐鲁番市', '托克逊县', '鄯善县']
    }, {
      name: '哈密地区',
      area: ['哈密市', '伊吾县', '巴里坤哈萨克自治县']
    }, {
      name: '和田地区',
      area: ['和田市', '和田县', '洛浦县', '民丰县', '皮山县', '策勒县', '于田县', '墨玉县']
    }, {
      name: '阿克苏地区',
      area: ['阿克苏市', '温宿县', '沙雅县', '拜城县', '阿瓦提县', '库车县', '柯坪县', '新和县', '乌什县']
    }, {
      name: '喀什地区',
      area: ['喀什市', '巴楚县', '泽普县', '伽师县', '叶城县', '岳普湖县', '疏勒县', '麦盖提县', '英吉沙县', '莎车县', '疏附县', '塔什库尔干塔吉克自治县']
    }, {
      name: '克孜勒苏柯尔克孜自治州',
      area: ['阿图什市', '阿合奇县', '乌恰县', '阿克陶县']
    }, {
      name: '巴音郭楞蒙古自治州',
      area: ['库尔勒市', '和静县', '尉犁县', '和硕县', '且末县', '博湖县', '轮台县', '若羌县', '焉耆回族自治县']
    }, {
      name: '昌吉回族自治州',
      area: ['昌吉市', '阜康市', '奇台县', '玛纳斯县', '吉木萨尔县', '呼图壁县', '木垒哈萨克自治县', '米泉市']
    }, {
      name: '博尔塔拉蒙古自治州',
      area: ['博乐市', '精河县', '温泉县']
    }, {
      name: '石河子',
      area: ['石河子']
    }, {
      name: '阿拉尔',
      area: ['阿拉尔']
    }, {
      name: '图木舒克',
      area: ['图木舒克']
    }, {
      name: '五家渠',
      area: ['五家渠']
    }, {
      name: '伊犁哈萨克自治州',
      area: ['伊宁市', '奎屯市', '伊宁县', '特克斯县', '尼勒克县', '昭苏县', '新源县', '霍城县', '巩留县', '察布查尔锡伯自治县', '塔城地区', '阿勒泰地区']
    }]
  }, {
    name: '台湾省',
    city: [{
      name: '台北市',
      area: ['内湖区', '南港区', '中正区', '万华区', '大同区', '中山区', '松山区', '大安区', '信义区', '文山区', '士林区', '北投区']
    }, {
      name: '新北市',
      area: ['板桥区', '汐止区', '新店区']
    }, {
      name: '桃园市',
      area: ['其他']
    }, {
      name: '台中市',
      area: ['其他']
    }, {
      name: '台南市',
      area: ['其他']
    }, {
      name: '高雄市',
      area: ['其他']
    }]
  }, {
    name: '澳门',
    city: [{
      name: '澳门',
      area: ['花地玛堂区', '圣安多尼堂区', '大堂区', '望德堂区', '风顺堂区', '嘉模堂区', '圣方济各堂区', '路凼']
    }]
  }, {
    name: '香港',
    city: [{
      name: '香港',
      area: ['深水埗区', '油尖旺区', '九龙城区', '黄大仙区', '观塘区', '北区', '大埔区', '沙田区', '西贡区', '元朗区', '屯门区', '荃湾区', '葵青区', '离岛区', '中西区', '湾仔区', '东区', '南区']
    }]
  }],
  debug: true
};
exports.default = _default;
/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./node_modules/@dcloudio/uni-mp-weixin/dist/index.js */ 2)["default"]))

/***/ }),
/* 38 */
/*!*********************************************************!*\
  !*** D:/project/神鹿峰旅游/travel_applet/common/computed.js ***!
  \*********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";


var _interopRequireDefault = __webpack_require__(/*! @babel/runtime/helpers/interopRequireDefault */ 4);
var _vue = _interopRequireDefault(__webpack_require__(/*! vue */ 25));
var _decimal = _interopRequireDefault(__webpack_require__(/*! decimal.js */ 39));
var toNumber = function toNumber(num) {
  return new _decimal.default(num).toNumber();
};
var plus = function plus() {
  var n1 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
  var n2 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
  var number1 = new _decimal.default(n1);
  var number2 = new _decimal.default(n2);
  var result = number1.add(number2);
  result = result.toFixed(2, _decimal.default.ROUND_DOWN);
  return toNumber(result);
};
var minus = function minus() {
  var n1 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
  var n2 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
  var number1 = new _decimal.default(n1);
  var number2 = new _decimal.default(n2);
  var result = number1.minus(number2);
  result = result.toFixed(2, _decimal.default.ROUND_DOWN);
  return toNumber(result);
};
var multiply = function multiply() {
  var n1 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
  var n2 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
  var number1 = new _decimal.default(n1);
  var number2 = new _decimal.default(n2);
  var result = number1.mul(number2);
  result = result.toFixed(2, _decimal.default.ROUND_DOWN);
  return toNumber(result);
};
var divide = function divide() {
  var n1 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
  var n2 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
  var number1 = new _decimal.default(n1);
  var number2 = new _decimal.default(n2);
  var result = number1.div(number2);
  result = result.toFixed(2, _decimal.default.ROUND_DOWN);
  return toNumber(result);
};
_vue.default.prototype.$plus = plus;
_vue.default.prototype.$minus = minus;
_vue.default.prototype.$multiply = multiply;
_vue.default.prototype.$divide = divide;

/***/ }),
/* 39 */
/*!*************************************************************************!*\
  !*** D:/project/神鹿峰旅游/travel_applet/node_modules/decimal.js/decimal.js ***!
  \*************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var __WEBPACK_AMD_DEFINE_RESULT__;var _typeof = __webpack_require__(/*! @babel/runtime/helpers/typeof */ 13);
;
(function (globalScope) {
  'use strict';

  /*!
   *  decimal.js v10.4.3
   *  An arbitrary-precision Decimal type for JavaScript.
   *  https://github.com/MikeMcl/decimal.js
   *  Copyright (c) 2022 Michael Mclaughlin <M8ch88l@gmail.com>
   *  MIT Licence
   */

  // -----------------------------------  EDITABLE DEFAULTS  ------------------------------------ //

  // The maximum exponent magnitude.
  // The limit on the value of `toExpNeg`, `toExpPos`, `minE` and `maxE`.
  var EXP_LIMIT = 9e15,
    // 0 to 9e15

    // The limit on the value of `precision`, and on the value of the first argument to
    // `toDecimalPlaces`, `toExponential`, `toFixed`, `toPrecision` and `toSignificantDigits`.
    MAX_DIGITS = 1e9,
    // 0 to 1e9

    // Base conversion alphabet.
    NUMERALS = '0123456789abcdef',
    // The natural logarithm of 10 (1025 digits).
    LN10 = '2.3025850929940456840179914546843642076011014886287729760333279009675726096773524802359972050895982983419677840422862486334095254650828067566662873690987816894829072083255546808437998948262331985283935053089653777326288461633662222876982198867465436674744042432743651550489343149393914796194044002221051017141748003688084012647080685567743216228355220114804663715659121373450747856947683463616792101806445070648000277502684916746550586856935673420670581136429224554405758925724208241314695689016758940256776311356919292033376587141660230105703089634572075440370847469940168269282808481184289314848524948644871927809676271275775397027668605952496716674183485704422507197965004714951050492214776567636938662976979522110718264549734772662425709429322582798502585509785265383207606726317164309505995087807523710333101197857547331541421808427543863591778117054309827482385045648019095610299291824318237525357709750539565187697510374970888692180205189339507238539205144634197265287286965110862571492198849978748873771345686209167058',
    // Pi (1025 digits).
    PI = '3.1415926535897932384626433832795028841971693993751058209749445923078164062862089986280348253421170679821480865132823066470938446095505822317253594081284811174502841027019385211055596446229489549303819644288109756659334461284756482337867831652712019091456485669234603486104543266482133936072602491412737245870066063155881748815209209628292540917153643678925903600113305305488204665213841469519415116094330572703657595919530921861173819326117931051185480744623799627495673518857527248912279381830119491298336733624406566430860213949463952247371907021798609437027705392171762931767523846748184676694051320005681271452635608277857713427577896091736371787214684409012249534301465495853710507922796892589235420199561121290219608640344181598136297747713099605187072113499999983729780499510597317328160963185950244594553469083026425223082533446850352619311881710100031378387528865875332083814206171776691473035982534904287554687311595628638823537875937519577818577805321712268066130019278766111959092164201989380952572010654858632789',
    // The initial configuration properties of the Decimal constructor.
    DEFAULTS = {
      // These values must be integers within the stated ranges (inclusive).
      // Most of these values can be changed at run-time using the `Decimal.config` method.

      // The maximum number of significant digits of the result of a calculation or base conversion.
      // E.g. `Decimal.config({ precision: 20 });`
      precision: 20,
      // 1 to MAX_DIGITS

      // The rounding mode used when rounding to `precision`.
      //
      // ROUND_UP         0 Away from zero.
      // ROUND_DOWN       1 Towards zero.
      // ROUND_CEIL       2 Towards +Infinity.
      // ROUND_FLOOR      3 Towards -Infinity.
      // ROUND_HALF_UP    4 Towards nearest neighbour. If equidistant, up.
      // ROUND_HALF_DOWN  5 Towards nearest neighbour. If equidistant, down.
      // ROUND_HALF_EVEN  6 Towards nearest neighbour. If equidistant, towards even neighbour.
      // ROUND_HALF_CEIL  7 Towards nearest neighbour. If equidistant, towards +Infinity.
      // ROUND_HALF_FLOOR 8 Towards nearest neighbour. If equidistant, towards -Infinity.
      //
      // E.g.
      // `Decimal.rounding = 4;`
      // `Decimal.rounding = Decimal.ROUND_HALF_UP;`
      rounding: 4,
      // 0 to 8

      // The modulo mode used when calculating the modulus: a mod n.
      // The quotient (q = a / n) is calculated according to the corresponding rounding mode.
      // The remainder (r) is calculated as: r = a - n * q.
      //
      // UP         0 The remainder is positive if the dividend is negative, else is negative.
      // DOWN       1 The remainder has the same sign as the dividend (JavaScript %).
      // FLOOR      3 The remainder has the same sign as the divisor (Python %).
      // HALF_EVEN  6 The IEEE 754 remainder function.
      // EUCLID     9 Euclidian division. q = sign(n) * floor(a / abs(n)). Always positive.
      //
      // Truncated division (1), floored division (3), the IEEE 754 remainder (6), and Euclidian
      // division (9) are commonly used for the modulus operation. The other rounding modes can also
      // be used, but they may not give useful results.
      modulo: 1,
      // 0 to 9

      // The exponent value at and beneath which `toString` returns exponential notation.
      // JavaScript numbers: -7
      toExpNeg: -7,
      // 0 to -EXP_LIMIT

      // The exponent value at and above which `toString` returns exponential notation.
      // JavaScript numbers: 21
      toExpPos: 21,
      // 0 to EXP_LIMIT

      // The minimum exponent value, beneath which underflow to zero occurs.
      // JavaScript numbers: -324  (5e-324)
      minE: -EXP_LIMIT,
      // -1 to -EXP_LIMIT

      // The maximum exponent value, above which overflow to Infinity occurs.
      // JavaScript numbers: 308  (1.7976931348623157e+308)
      maxE: EXP_LIMIT,
      // 1 to EXP_LIMIT

      // Whether to use cryptographically-secure random number generation, if available.
      crypto: false // true/false
    },
    // ----------------------------------- END OF EDITABLE DEFAULTS ------------------------------- //

    Decimal,
    inexact,
    noConflict,
    quadrant,
    external = true,
    decimalError = '[DecimalError] ',
    invalidArgument = decimalError + 'Invalid argument: ',
    precisionLimitExceeded = decimalError + 'Precision limit exceeded',
    cryptoUnavailable = decimalError + 'crypto unavailable',
    tag = '[object Decimal]',
    mathfloor = Math.floor,
    mathpow = Math.pow,
    isBinary = /^0b([01]+(\.[01]*)?|\.[01]+)(p[+-]?\d+)?$/i,
    isHex = /^0x([0-9a-f]+(\.[0-9a-f]*)?|\.[0-9a-f]+)(p[+-]?\d+)?$/i,
    isOctal = /^0o([0-7]+(\.[0-7]*)?|\.[0-7]+)(p[+-]?\d+)?$/i,
    isDecimal = /^(\d+(\.\d*)?|\.\d+)(e[+-]?\d+)?$/i,
    BASE = 1e7,
    LOG_BASE = 7,
    MAX_SAFE_INTEGER = 9007199254740991,
    LN10_PRECISION = LN10.length - 1,
    PI_PRECISION = PI.length - 1,
    // Decimal.prototype object
    P = {
      toStringTag: tag
    };

  // Decimal prototype methods

  /*
   *  absoluteValue             abs
   *  ceil
   *  clampedTo                 clamp
   *  comparedTo                cmp
   *  cosine                    cos
   *  cubeRoot                  cbrt
   *  decimalPlaces             dp
   *  dividedBy                 div
   *  dividedToIntegerBy        divToInt
   *  equals                    eq
   *  floor
   *  greaterThan               gt
   *  greaterThanOrEqualTo      gte
   *  hyperbolicCosine          cosh
   *  hyperbolicSine            sinh
   *  hyperbolicTangent         tanh
   *  inverseCosine             acos
   *  inverseHyperbolicCosine   acosh
   *  inverseHyperbolicSine     asinh
   *  inverseHyperbolicTangent  atanh
   *  inverseSine               asin
   *  inverseTangent            atan
   *  isFinite
   *  isInteger                 isInt
   *  isNaN
   *  isNegative                isNeg
   *  isPositive                isPos
   *  isZero
   *  lessThan                  lt
   *  lessThanOrEqualTo         lte
   *  logarithm                 log
   *  [maximum]                 [max]
   *  [minimum]                 [min]
   *  minus                     sub
   *  modulo                    mod
   *  naturalExponential        exp
   *  naturalLogarithm          ln
   *  negated                   neg
   *  plus                      add
   *  precision                 sd
   *  round
   *  sine                      sin
   *  squareRoot                sqrt
   *  tangent                   tan
   *  times                     mul
   *  toBinary
   *  toDecimalPlaces           toDP
   *  toExponential
   *  toFixed
   *  toFraction
   *  toHexadecimal             toHex
   *  toNearest
   *  toNumber
   *  toOctal
   *  toPower                   pow
   *  toPrecision
   *  toSignificantDigits       toSD
   *  toString
   *  truncated                 trunc
   *  valueOf                   toJSON
   */

  /*
   * Return a new Decimal whose value is the absolute value of this Decimal.
   *
   */
  P.absoluteValue = P.abs = function () {
    var x = new this.constructor(this);
    if (x.s < 0) x.s = 1;
    return finalise(x);
  };

  /*
   * Return a new Decimal whose value is the value of this Decimal rounded to a whole number in the
   * direction of positive Infinity.
   *
   */
  P.ceil = function () {
    return finalise(new this.constructor(this), this.e + 1, 2);
  };

  /*
   * Return a new Decimal whose value is the value of this Decimal clamped to the range
   * delineated by `min` and `max`.
   *
   * min {number|string|Decimal}
   * max {number|string|Decimal}
   *
   */
  P.clampedTo = P.clamp = function (min, max) {
    var k,
      x = this,
      Ctor = x.constructor;
    min = new Ctor(min);
    max = new Ctor(max);
    if (!min.s || !max.s) return new Ctor(NaN);
    if (min.gt(max)) throw Error(invalidArgument + max);
    k = x.cmp(min);
    return k < 0 ? min : x.cmp(max) > 0 ? max : new Ctor(x);
  };

  /*
   * Return
   *   1    if the value of this Decimal is greater than the value of `y`,
   *  -1    if the value of this Decimal is less than the value of `y`,
   *   0    if they have the same value,
   *   NaN  if the value of either Decimal is NaN.
   *
   */
  P.comparedTo = P.cmp = function (y) {
    var i,
      j,
      xdL,
      ydL,
      x = this,
      xd = x.d,
      yd = (y = new x.constructor(y)).d,
      xs = x.s,
      ys = y.s;

    // Either NaN or ±Infinity?
    if (!xd || !yd) {
      return !xs || !ys ? NaN : xs !== ys ? xs : xd === yd ? 0 : !xd ^ xs < 0 ? 1 : -1;
    }

    // Either zero?
    if (!xd[0] || !yd[0]) return xd[0] ? xs : yd[0] ? -ys : 0;

    // Signs differ?
    if (xs !== ys) return xs;

    // Compare exponents.
    if (x.e !== y.e) return x.e > y.e ^ xs < 0 ? 1 : -1;
    xdL = xd.length;
    ydL = yd.length;

    // Compare digit by digit.
    for (i = 0, j = xdL < ydL ? xdL : ydL; i < j; ++i) {
      if (xd[i] !== yd[i]) return xd[i] > yd[i] ^ xs < 0 ? 1 : -1;
    }

    // Compare lengths.
    return xdL === ydL ? 0 : xdL > ydL ^ xs < 0 ? 1 : -1;
  };

  /*
   * Return a new Decimal whose value is the cosine of the value in radians of this Decimal.
   *
   * Domain: [-Infinity, Infinity]
   * Range: [-1, 1]
   *
   * cos(0)         = 1
   * cos(-0)        = 1
   * cos(Infinity)  = NaN
   * cos(-Infinity) = NaN
   * cos(NaN)       = NaN
   *
   */
  P.cosine = P.cos = function () {
    var pr,
      rm,
      x = this,
      Ctor = x.constructor;
    if (!x.d) return new Ctor(NaN);

    // cos(0) = cos(-0) = 1
    if (!x.d[0]) return new Ctor(1);
    pr = Ctor.precision;
    rm = Ctor.rounding;
    Ctor.precision = pr + Math.max(x.e, x.sd()) + LOG_BASE;
    Ctor.rounding = 1;
    x = cosine(Ctor, toLessThanHalfPi(Ctor, x));
    Ctor.precision = pr;
    Ctor.rounding = rm;
    return finalise(quadrant == 2 || quadrant == 3 ? x.neg() : x, pr, rm, true);
  };

  /*
   *
   * Return a new Decimal whose value is the cube root of the value of this Decimal, rounded to
   * `precision` significant digits using rounding mode `rounding`.
   *
   *  cbrt(0)  =  0
   *  cbrt(-0) = -0
   *  cbrt(1)  =  1
   *  cbrt(-1) = -1
   *  cbrt(N)  =  N
   *  cbrt(-I) = -I
   *  cbrt(I)  =  I
   *
   * Math.cbrt(x) = (x < 0 ? -Math.pow(-x, 1/3) : Math.pow(x, 1/3))
   *
   */
  P.cubeRoot = P.cbrt = function () {
    var e,
      m,
      n,
      r,
      rep,
      s,
      sd,
      t,
      t3,
      t3plusx,
      x = this,
      Ctor = x.constructor;
    if (!x.isFinite() || x.isZero()) return new Ctor(x);
    external = false;

    // Initial estimate.
    s = x.s * mathpow(x.s * x, 1 / 3);

    // Math.cbrt underflow/overflow?
    // Pass x to Math.pow as integer, then adjust the exponent of the result.
    if (!s || Math.abs(s) == 1 / 0) {
      n = digitsToString(x.d);
      e = x.e;

      // Adjust n exponent so it is a multiple of 3 away from x exponent.
      if (s = (e - n.length + 1) % 3) n += s == 1 || s == -2 ? '0' : '00';
      s = mathpow(n, 1 / 3);

      // Rarely, e may be one less than the result exponent value.
      e = mathfloor((e + 1) / 3) - (e % 3 == (e < 0 ? -1 : 2));
      if (s == 1 / 0) {
        n = '5e' + e;
      } else {
        n = s.toExponential();
        n = n.slice(0, n.indexOf('e') + 1) + e;
      }
      r = new Ctor(n);
      r.s = x.s;
    } else {
      r = new Ctor(s.toString());
    }
    sd = (e = Ctor.precision) + 3;

    // Halley's method.
    // TODO? Compare Newton's method.
    for (;;) {
      t = r;
      t3 = t.times(t).times(t);
      t3plusx = t3.plus(x);
      r = divide(t3plusx.plus(x).times(t), t3plusx.plus(t3), sd + 2, 1);

      // TODO? Replace with for-loop and checkRoundingDigits.
      if (digitsToString(t.d).slice(0, sd) === (n = digitsToString(r.d)).slice(0, sd)) {
        n = n.slice(sd - 3, sd + 1);

        // The 4th rounding digit may be in error by -1 so if the 4 rounding digits are 9999 or 4999
        // , i.e. approaching a rounding boundary, continue the iteration.
        if (n == '9999' || !rep && n == '4999') {
          // On the first iteration only, check to see if rounding up gives the exact result as the
          // nines may infinitely repeat.
          if (!rep) {
            finalise(t, e + 1, 0);
            if (t.times(t).times(t).eq(x)) {
              r = t;
              break;
            }
          }
          sd += 4;
          rep = 1;
        } else {
          // If the rounding digits are null, 0{0,4} or 50{0,3}, check for an exact result.
          // If not, then there are further digits and m will be truthy.
          if (!+n || !+n.slice(1) && n.charAt(0) == '5') {
            // Truncate to the first rounding digit.
            finalise(r, e + 1, 1);
            m = !r.times(r).times(r).eq(x);
          }
          break;
        }
      }
    }
    external = true;
    return finalise(r, e, Ctor.rounding, m);
  };

  /*
   * Return the number of decimal places of the value of this Decimal.
   *
   */
  P.decimalPlaces = P.dp = function () {
    var w,
      d = this.d,
      n = NaN;
    if (d) {
      w = d.length - 1;
      n = (w - mathfloor(this.e / LOG_BASE)) * LOG_BASE;

      // Subtract the number of trailing zeros of the last word.
      w = d[w];
      if (w) for (; w % 10 == 0; w /= 10) {
        n--;
      }
      if (n < 0) n = 0;
    }
    return n;
  };

  /*
   *  n / 0 = I
   *  n / N = N
   *  n / I = 0
   *  0 / n = 0
   *  0 / 0 = N
   *  0 / N = N
   *  0 / I = 0
   *  N / n = N
   *  N / 0 = N
   *  N / N = N
   *  N / I = N
   *  I / n = I
   *  I / 0 = I
   *  I / N = N
   *  I / I = N
   *
   * Return a new Decimal whose value is the value of this Decimal divided by `y`, rounded to
   * `precision` significant digits using rounding mode `rounding`.
   *
   */
  P.dividedBy = P.div = function (y) {
    return divide(this, new this.constructor(y));
  };

  /*
   * Return a new Decimal whose value is the integer part of dividing the value of this Decimal
   * by the value of `y`, rounded to `precision` significant digits using rounding mode `rounding`.
   *
   */
  P.dividedToIntegerBy = P.divToInt = function (y) {
    var x = this,
      Ctor = x.constructor;
    return finalise(divide(x, new Ctor(y), 0, 1, 1), Ctor.precision, Ctor.rounding);
  };

  /*
   * Return true if the value of this Decimal is equal to the value of `y`, otherwise return false.
   *
   */
  P.equals = P.eq = function (y) {
    return this.cmp(y) === 0;
  };

  /*
   * Return a new Decimal whose value is the value of this Decimal rounded to a whole number in the
   * direction of negative Infinity.
   *
   */
  P.floor = function () {
    return finalise(new this.constructor(this), this.e + 1, 3);
  };

  /*
   * Return true if the value of this Decimal is greater than the value of `y`, otherwise return
   * false.
   *
   */
  P.greaterThan = P.gt = function (y) {
    return this.cmp(y) > 0;
  };

  /*
   * Return true if the value of this Decimal is greater than or equal to the value of `y`,
   * otherwise return false.
   *
   */
  P.greaterThanOrEqualTo = P.gte = function (y) {
    var k = this.cmp(y);
    return k == 1 || k === 0;
  };

  /*
   * Return a new Decimal whose value is the hyperbolic cosine of the value in radians of this
   * Decimal.
   *
   * Domain: [-Infinity, Infinity]
   * Range: [1, Infinity]
   *
   * cosh(x) = 1 + x^2/2! + x^4/4! + x^6/6! + ...
   *
   * cosh(0)         = 1
   * cosh(-0)        = 1
   * cosh(Infinity)  = Infinity
   * cosh(-Infinity) = Infinity
   * cosh(NaN)       = NaN
   *
   *  x        time taken (ms)   result
   * 1000      9                 9.8503555700852349694e+433
   * 10000     25                4.4034091128314607936e+4342
   * 100000    171               1.4033316802130615897e+43429
   * 1000000   3817              1.5166076984010437725e+434294
   * 10000000  abandoned after 2 minute wait
   *
   * TODO? Compare performance of cosh(x) = 0.5 * (exp(x) + exp(-x))
   *
   */
  P.hyperbolicCosine = P.cosh = function () {
    var k,
      n,
      pr,
      rm,
      len,
      x = this,
      Ctor = x.constructor,
      one = new Ctor(1);
    if (!x.isFinite()) return new Ctor(x.s ? 1 / 0 : NaN);
    if (x.isZero()) return one;
    pr = Ctor.precision;
    rm = Ctor.rounding;
    Ctor.precision = pr + Math.max(x.e, x.sd()) + 4;
    Ctor.rounding = 1;
    len = x.d.length;

    // Argument reduction: cos(4x) = 1 - 8cos^2(x) + 8cos^4(x) + 1
    // i.e. cos(x) = 1 - cos^2(x/4)(8 - 8cos^2(x/4))

    // Estimate the optimum number of times to use the argument reduction.
    // TODO? Estimation reused from cosine() and may not be optimal here.
    if (len < 32) {
      k = Math.ceil(len / 3);
      n = (1 / tinyPow(4, k)).toString();
    } else {
      k = 16;
      n = '2.3283064365386962890625e-10';
    }
    x = taylorSeries(Ctor, 1, x.times(n), new Ctor(1), true);

    // Reverse argument reduction
    var cosh2_x,
      i = k,
      d8 = new Ctor(8);
    for (; i--;) {
      cosh2_x = x.times(x);
      x = one.minus(cosh2_x.times(d8.minus(cosh2_x.times(d8))));
    }
    return finalise(x, Ctor.precision = pr, Ctor.rounding = rm, true);
  };

  /*
   * Return a new Decimal whose value is the hyperbolic sine of the value in radians of this
   * Decimal.
   *
   * Domain: [-Infinity, Infinity]
   * Range: [-Infinity, Infinity]
   *
   * sinh(x) = x + x^3/3! + x^5/5! + x^7/7! + ...
   *
   * sinh(0)         = 0
   * sinh(-0)        = -0
   * sinh(Infinity)  = Infinity
   * sinh(-Infinity) = -Infinity
   * sinh(NaN)       = NaN
   *
   * x        time taken (ms)
   * 10       2 ms
   * 100      5 ms
   * 1000     14 ms
   * 10000    82 ms
   * 100000   886 ms            1.4033316802130615897e+43429
   * 200000   2613 ms
   * 300000   5407 ms
   * 400000   8824 ms
   * 500000   13026 ms          8.7080643612718084129e+217146
   * 1000000  48543 ms
   *
   * TODO? Compare performance of sinh(x) = 0.5 * (exp(x) - exp(-x))
   *
   */
  P.hyperbolicSine = P.sinh = function () {
    var k,
      pr,
      rm,
      len,
      x = this,
      Ctor = x.constructor;
    if (!x.isFinite() || x.isZero()) return new Ctor(x);
    pr = Ctor.precision;
    rm = Ctor.rounding;
    Ctor.precision = pr + Math.max(x.e, x.sd()) + 4;
    Ctor.rounding = 1;
    len = x.d.length;
    if (len < 3) {
      x = taylorSeries(Ctor, 2, x, x, true);
    } else {
      // Alternative argument reduction: sinh(3x) = sinh(x)(3 + 4sinh^2(x))
      // i.e. sinh(x) = sinh(x/3)(3 + 4sinh^2(x/3))
      // 3 multiplications and 1 addition

      // Argument reduction: sinh(5x) = sinh(x)(5 + sinh^2(x)(20 + 16sinh^2(x)))
      // i.e. sinh(x) = sinh(x/5)(5 + sinh^2(x/5)(20 + 16sinh^2(x/5)))
      // 4 multiplications and 2 additions

      // Estimate the optimum number of times to use the argument reduction.
      k = 1.4 * Math.sqrt(len);
      k = k > 16 ? 16 : k | 0;
      x = x.times(1 / tinyPow(5, k));
      x = taylorSeries(Ctor, 2, x, x, true);

      // Reverse argument reduction
      var sinh2_x,
        d5 = new Ctor(5),
        d16 = new Ctor(16),
        d20 = new Ctor(20);
      for (; k--;) {
        sinh2_x = x.times(x);
        x = x.times(d5.plus(sinh2_x.times(d16.times(sinh2_x).plus(d20))));
      }
    }
    Ctor.precision = pr;
    Ctor.rounding = rm;
    return finalise(x, pr, rm, true);
  };

  /*
   * Return a new Decimal whose value is the hyperbolic tangent of the value in radians of this
   * Decimal.
   *
   * Domain: [-Infinity, Infinity]
   * Range: [-1, 1]
   *
   * tanh(x) = sinh(x) / cosh(x)
   *
   * tanh(0)         = 0
   * tanh(-0)        = -0
   * tanh(Infinity)  = 1
   * tanh(-Infinity) = -1
   * tanh(NaN)       = NaN
   *
   */
  P.hyperbolicTangent = P.tanh = function () {
    var pr,
      rm,
      x = this,
      Ctor = x.constructor;
    if (!x.isFinite()) return new Ctor(x.s);
    if (x.isZero()) return new Ctor(x);
    pr = Ctor.precision;
    rm = Ctor.rounding;
    Ctor.precision = pr + 7;
    Ctor.rounding = 1;
    return divide(x.sinh(), x.cosh(), Ctor.precision = pr, Ctor.rounding = rm);
  };

  /*
   * Return a new Decimal whose value is the arccosine (inverse cosine) in radians of the value of
   * this Decimal.
   *
   * Domain: [-1, 1]
   * Range: [0, pi]
   *
   * acos(x) = pi/2 - asin(x)
   *
   * acos(0)       = pi/2
   * acos(-0)      = pi/2
   * acos(1)       = 0
   * acos(-1)      = pi
   * acos(1/2)     = pi/3
   * acos(-1/2)    = 2*pi/3
   * acos(|x| > 1) = NaN
   * acos(NaN)     = NaN
   *
   */
  P.inverseCosine = P.acos = function () {
    var halfPi,
      x = this,
      Ctor = x.constructor,
      k = x.abs().cmp(1),
      pr = Ctor.precision,
      rm = Ctor.rounding;
    if (k !== -1) {
      return k === 0
      // |x| is 1
      ? x.isNeg() ? getPi(Ctor, pr, rm) : new Ctor(0)
      // |x| > 1 or x is NaN
      : new Ctor(NaN);
    }
    if (x.isZero()) return getPi(Ctor, pr + 4, rm).times(0.5);

    // TODO? Special case acos(0.5) = pi/3 and acos(-0.5) = 2*pi/3

    Ctor.precision = pr + 6;
    Ctor.rounding = 1;
    x = x.asin();
    halfPi = getPi(Ctor, pr + 4, rm).times(0.5);
    Ctor.precision = pr;
    Ctor.rounding = rm;
    return halfPi.minus(x);
  };

  /*
   * Return a new Decimal whose value is the inverse of the hyperbolic cosine in radians of the
   * value of this Decimal.
   *
   * Domain: [1, Infinity]
   * Range: [0, Infinity]
   *
   * acosh(x) = ln(x + sqrt(x^2 - 1))
   *
   * acosh(x < 1)     = NaN
   * acosh(NaN)       = NaN
   * acosh(Infinity)  = Infinity
   * acosh(-Infinity) = NaN
   * acosh(0)         = NaN
   * acosh(-0)        = NaN
   * acosh(1)         = 0
   * acosh(-1)        = NaN
   *
   */
  P.inverseHyperbolicCosine = P.acosh = function () {
    var pr,
      rm,
      x = this,
      Ctor = x.constructor;
    if (x.lte(1)) return new Ctor(x.eq(1) ? 0 : NaN);
    if (!x.isFinite()) return new Ctor(x);
    pr = Ctor.precision;
    rm = Ctor.rounding;
    Ctor.precision = pr + Math.max(Math.abs(x.e), x.sd()) + 4;
    Ctor.rounding = 1;
    external = false;
    x = x.times(x).minus(1).sqrt().plus(x);
    external = true;
    Ctor.precision = pr;
    Ctor.rounding = rm;
    return x.ln();
  };

  /*
   * Return a new Decimal whose value is the inverse of the hyperbolic sine in radians of the value
   * of this Decimal.
   *
   * Domain: [-Infinity, Infinity]
   * Range: [-Infinity, Infinity]
   *
   * asinh(x) = ln(x + sqrt(x^2 + 1))
   *
   * asinh(NaN)       = NaN
   * asinh(Infinity)  = Infinity
   * asinh(-Infinity) = -Infinity
   * asinh(0)         = 0
   * asinh(-0)        = -0
   *
   */
  P.inverseHyperbolicSine = P.asinh = function () {
    var pr,
      rm,
      x = this,
      Ctor = x.constructor;
    if (!x.isFinite() || x.isZero()) return new Ctor(x);
    pr = Ctor.precision;
    rm = Ctor.rounding;
    Ctor.precision = pr + 2 * Math.max(Math.abs(x.e), x.sd()) + 6;
    Ctor.rounding = 1;
    external = false;
    x = x.times(x).plus(1).sqrt().plus(x);
    external = true;
    Ctor.precision = pr;
    Ctor.rounding = rm;
    return x.ln();
  };

  /*
   * Return a new Decimal whose value is the inverse of the hyperbolic tangent in radians of the
   * value of this Decimal.
   *
   * Domain: [-1, 1]
   * Range: [-Infinity, Infinity]
   *
   * atanh(x) = 0.5 * ln((1 + x) / (1 - x))
   *
   * atanh(|x| > 1)   = NaN
   * atanh(NaN)       = NaN
   * atanh(Infinity)  = NaN
   * atanh(-Infinity) = NaN
   * atanh(0)         = 0
   * atanh(-0)        = -0
   * atanh(1)         = Infinity
   * atanh(-1)        = -Infinity
   *
   */
  P.inverseHyperbolicTangent = P.atanh = function () {
    var pr,
      rm,
      wpr,
      xsd,
      x = this,
      Ctor = x.constructor;
    if (!x.isFinite()) return new Ctor(NaN);
    if (x.e >= 0) return new Ctor(x.abs().eq(1) ? x.s / 0 : x.isZero() ? x : NaN);
    pr = Ctor.precision;
    rm = Ctor.rounding;
    xsd = x.sd();
    if (Math.max(xsd, pr) < 2 * -x.e - 1) return finalise(new Ctor(x), pr, rm, true);
    Ctor.precision = wpr = xsd - x.e;
    x = divide(x.plus(1), new Ctor(1).minus(x), wpr + pr, 1);
    Ctor.precision = pr + 4;
    Ctor.rounding = 1;
    x = x.ln();
    Ctor.precision = pr;
    Ctor.rounding = rm;
    return x.times(0.5);
  };

  /*
   * Return a new Decimal whose value is the arcsine (inverse sine) in radians of the value of this
   * Decimal.
   *
   * Domain: [-Infinity, Infinity]
   * Range: [-pi/2, pi/2]
   *
   * asin(x) = 2*atan(x/(1 + sqrt(1 - x^2)))
   *
   * asin(0)       = 0
   * asin(-0)      = -0
   * asin(1/2)     = pi/6
   * asin(-1/2)    = -pi/6
   * asin(1)       = pi/2
   * asin(-1)      = -pi/2
   * asin(|x| > 1) = NaN
   * asin(NaN)     = NaN
   *
   * TODO? Compare performance of Taylor series.
   *
   */
  P.inverseSine = P.asin = function () {
    var halfPi,
      k,
      pr,
      rm,
      x = this,
      Ctor = x.constructor;
    if (x.isZero()) return new Ctor(x);
    k = x.abs().cmp(1);
    pr = Ctor.precision;
    rm = Ctor.rounding;
    if (k !== -1) {
      // |x| is 1
      if (k === 0) {
        halfPi = getPi(Ctor, pr + 4, rm).times(0.5);
        halfPi.s = x.s;
        return halfPi;
      }

      // |x| > 1 or x is NaN
      return new Ctor(NaN);
    }

    // TODO? Special case asin(1/2) = pi/6 and asin(-1/2) = -pi/6

    Ctor.precision = pr + 6;
    Ctor.rounding = 1;
    x = x.div(new Ctor(1).minus(x.times(x)).sqrt().plus(1)).atan();
    Ctor.precision = pr;
    Ctor.rounding = rm;
    return x.times(2);
  };

  /*
   * Return a new Decimal whose value is the arctangent (inverse tangent) in radians of the value
   * of this Decimal.
   *
   * Domain: [-Infinity, Infinity]
   * Range: [-pi/2, pi/2]
   *
   * atan(x) = x - x^3/3 + x^5/5 - x^7/7 + ...
   *
   * atan(0)         = 0
   * atan(-0)        = -0
   * atan(1)         = pi/4
   * atan(-1)        = -pi/4
   * atan(Infinity)  = pi/2
   * atan(-Infinity) = -pi/2
   * atan(NaN)       = NaN
   *
   */
  P.inverseTangent = P.atan = function () {
    var i,
      j,
      k,
      n,
      px,
      t,
      r,
      wpr,
      x2,
      x = this,
      Ctor = x.constructor,
      pr = Ctor.precision,
      rm = Ctor.rounding;
    if (!x.isFinite()) {
      if (!x.s) return new Ctor(NaN);
      if (pr + 4 <= PI_PRECISION) {
        r = getPi(Ctor, pr + 4, rm).times(0.5);
        r.s = x.s;
        return r;
      }
    } else if (x.isZero()) {
      return new Ctor(x);
    } else if (x.abs().eq(1) && pr + 4 <= PI_PRECISION) {
      r = getPi(Ctor, pr + 4, rm).times(0.25);
      r.s = x.s;
      return r;
    }
    Ctor.precision = wpr = pr + 10;
    Ctor.rounding = 1;

    // TODO? if (x >= 1 && pr <= PI_PRECISION) atan(x) = halfPi * x.s - atan(1 / x);

    // Argument reduction
    // Ensure |x| < 0.42
    // atan(x) = 2 * atan(x / (1 + sqrt(1 + x^2)))

    k = Math.min(28, wpr / LOG_BASE + 2 | 0);
    for (i = k; i; --i) {
      x = x.div(x.times(x).plus(1).sqrt().plus(1));
    }
    external = false;
    j = Math.ceil(wpr / LOG_BASE);
    n = 1;
    x2 = x.times(x);
    r = new Ctor(x);
    px = x;

    // atan(x) = x - x^3/3 + x^5/5 - x^7/7 + ...
    for (; i !== -1;) {
      px = px.times(x2);
      t = r.minus(px.div(n += 2));
      px = px.times(x2);
      r = t.plus(px.div(n += 2));
      if (r.d[j] !== void 0) for (i = j; r.d[i] === t.d[i] && i--;) {
        ;
      }
    }
    if (k) r = r.times(2 << k - 1);
    external = true;
    return finalise(r, Ctor.precision = pr, Ctor.rounding = rm, true);
  };

  /*
   * Return true if the value of this Decimal is a finite number, otherwise return false.
   *
   */
  P.isFinite = function () {
    return !!this.d;
  };

  /*
   * Return true if the value of this Decimal is an integer, otherwise return false.
   *
   */
  P.isInteger = P.isInt = function () {
    return !!this.d && mathfloor(this.e / LOG_BASE) > this.d.length - 2;
  };

  /*
   * Return true if the value of this Decimal is NaN, otherwise return false.
   *
   */
  P.isNaN = function () {
    return !this.s;
  };

  /*
   * Return true if the value of this Decimal is negative, otherwise return false.
   *
   */
  P.isNegative = P.isNeg = function () {
    return this.s < 0;
  };

  /*
   * Return true if the value of this Decimal is positive, otherwise return false.
   *
   */
  P.isPositive = P.isPos = function () {
    return this.s > 0;
  };

  /*
   * Return true if the value of this Decimal is 0 or -0, otherwise return false.
   *
   */
  P.isZero = function () {
    return !!this.d && this.d[0] === 0;
  };

  /*
   * Return true if the value of this Decimal is less than `y`, otherwise return false.
   *
   */
  P.lessThan = P.lt = function (y) {
    return this.cmp(y) < 0;
  };

  /*
   * Return true if the value of this Decimal is less than or equal to `y`, otherwise return false.
   *
   */
  P.lessThanOrEqualTo = P.lte = function (y) {
    return this.cmp(y) < 1;
  };

  /*
   * Return the logarithm of the value of this Decimal to the specified base, rounded to `precision`
   * significant digits using rounding mode `rounding`.
   *
   * If no base is specified, return log[10](arg).
   *
   * log[base](arg) = ln(arg) / ln(base)
   *
   * The result will always be correctly rounded if the base of the log is 10, and 'almost always'
   * otherwise:
   *
   * Depending on the rounding mode, the result may be incorrectly rounded if the first fifteen
   * rounding digits are [49]99999999999999 or [50]00000000000000. In that case, the maximum error
   * between the result and the correctly rounded result will be one ulp (unit in the last place).
   *
   * log[-b](a)       = NaN
   * log[0](a)        = NaN
   * log[1](a)        = NaN
   * log[NaN](a)      = NaN
   * log[Infinity](a) = NaN
   * log[b](0)        = -Infinity
   * log[b](-0)       = -Infinity
   * log[b](-a)       = NaN
   * log[b](1)        = 0
   * log[b](Infinity) = Infinity
   * log[b](NaN)      = NaN
   *
   * [base] {number|string|Decimal} The base of the logarithm.
   *
   */
  P.logarithm = P.log = function (base) {
    var isBase10,
      d,
      denominator,
      k,
      inf,
      num,
      sd,
      r,
      arg = this,
      Ctor = arg.constructor,
      pr = Ctor.precision,
      rm = Ctor.rounding,
      guard = 5;

    // Default base is 10.
    if (base == null) {
      base = new Ctor(10);
      isBase10 = true;
    } else {
      base = new Ctor(base);
      d = base.d;

      // Return NaN if base is negative, or non-finite, or is 0 or 1.
      if (base.s < 0 || !d || !d[0] || base.eq(1)) return new Ctor(NaN);
      isBase10 = base.eq(10);
    }
    d = arg.d;

    // Is arg negative, non-finite, 0 or 1?
    if (arg.s < 0 || !d || !d[0] || arg.eq(1)) {
      return new Ctor(d && !d[0] ? -1 / 0 : arg.s != 1 ? NaN : d ? 0 : 1 / 0);
    }

    // The result will have a non-terminating decimal expansion if base is 10 and arg is not an
    // integer power of 10.
    if (isBase10) {
      if (d.length > 1) {
        inf = true;
      } else {
        for (k = d[0]; k % 10 === 0;) {
          k /= 10;
        }
        inf = k !== 1;
      }
    }
    external = false;
    sd = pr + guard;
    num = naturalLogarithm(arg, sd);
    denominator = isBase10 ? getLn10(Ctor, sd + 10) : naturalLogarithm(base, sd);

    // The result will have 5 rounding digits.
    r = divide(num, denominator, sd, 1);

    // If at a rounding boundary, i.e. the result's rounding digits are [49]9999 or [50]0000,
    // calculate 10 further digits.
    //
    // If the result is known to have an infinite decimal expansion, repeat this until it is clear
    // that the result is above or below the boundary. Otherwise, if after calculating the 10
    // further digits, the last 14 are nines, round up and assume the result is exact.
    // Also assume the result is exact if the last 14 are zero.
    //
    // Example of a result that will be incorrectly rounded:
    // log[1048576](4503599627370502) = 2.60000000000000009610279511444746...
    // The above result correctly rounded using ROUND_CEIL to 1 decimal place should be 2.7, but it
    // will be given as 2.6 as there are 15 zeros immediately after the requested decimal place, so
    // the exact result would be assumed to be 2.6, which rounded using ROUND_CEIL to 1 decimal
    // place is still 2.6.
    if (checkRoundingDigits(r.d, k = pr, rm)) {
      do {
        sd += 10;
        num = naturalLogarithm(arg, sd);
        denominator = isBase10 ? getLn10(Ctor, sd + 10) : naturalLogarithm(base, sd);
        r = divide(num, denominator, sd, 1);
        if (!inf) {
          // Check for 14 nines from the 2nd rounding digit, as the first may be 4.
          if (+digitsToString(r.d).slice(k + 1, k + 15) + 1 == 1e14) {
            r = finalise(r, pr + 1, 0);
          }
          break;
        }
      } while (checkRoundingDigits(r.d, k += 10, rm));
    }
    external = true;
    return finalise(r, pr, rm);
  };

  /*
   * Return a new Decimal whose value is the maximum of the arguments and the value of this Decimal.
   *
   * arguments {number|string|Decimal}
   *
  P.max = function () {
    Array.prototype.push.call(arguments, this);
    return maxOrMin(this.constructor, arguments, 'lt');
  };
   */

  /*
   * Return a new Decimal whose value is the minimum of the arguments and the value of this Decimal.
   *
   * arguments {number|string|Decimal}
   *
  P.min = function () {
    Array.prototype.push.call(arguments, this);
    return maxOrMin(this.constructor, arguments, 'gt');
  };
   */

  /*
   *  n - 0 = n
   *  n - N = N
   *  n - I = -I
   *  0 - n = -n
   *  0 - 0 = 0
   *  0 - N = N
   *  0 - I = -I
   *  N - n = N
   *  N - 0 = N
   *  N - N = N
   *  N - I = N
   *  I - n = I
   *  I - 0 = I
   *  I - N = N
   *  I - I = N
   *
   * Return a new Decimal whose value is the value of this Decimal minus `y`, rounded to `precision`
   * significant digits using rounding mode `rounding`.
   *
   */
  P.minus = P.sub = function (y) {
    var d,
      e,
      i,
      j,
      k,
      len,
      pr,
      rm,
      xd,
      xe,
      xLTy,
      yd,
      x = this,
      Ctor = x.constructor;
    y = new Ctor(y);

    // If either is not finite...
    if (!x.d || !y.d) {
      // Return NaN if either is NaN.
      if (!x.s || !y.s) y = new Ctor(NaN);

      // Return y negated if x is finite and y is ±Infinity.
      else if (x.d) y.s = -y.s;

      // Return x if y is finite and x is ±Infinity.
      // Return x if both are ±Infinity with different signs.
      // Return NaN if both are ±Infinity with the same sign.
      else y = new Ctor(y.d || x.s !== y.s ? x : NaN);
      return y;
    }

    // If signs differ...
    if (x.s != y.s) {
      y.s = -y.s;
      return x.plus(y);
    }
    xd = x.d;
    yd = y.d;
    pr = Ctor.precision;
    rm = Ctor.rounding;

    // If either is zero...
    if (!xd[0] || !yd[0]) {
      // Return y negated if x is zero and y is non-zero.
      if (yd[0]) y.s = -y.s;

      // Return x if y is zero and x is non-zero.
      else if (xd[0]) y = new Ctor(x);

      // Return zero if both are zero.
      // From IEEE 754 (2008) 6.3: 0 - 0 = -0 - -0 = -0 when rounding to -Infinity.
      else return new Ctor(rm === 3 ? -0 : 0);
      return external ? finalise(y, pr, rm) : y;
    }

    // x and y are finite, non-zero numbers with the same sign.

    // Calculate base 1e7 exponents.
    e = mathfloor(y.e / LOG_BASE);
    xe = mathfloor(x.e / LOG_BASE);
    xd = xd.slice();
    k = xe - e;

    // If base 1e7 exponents differ...
    if (k) {
      xLTy = k < 0;
      if (xLTy) {
        d = xd;
        k = -k;
        len = yd.length;
      } else {
        d = yd;
        e = xe;
        len = xd.length;
      }

      // Numbers with massively different exponents would result in a very high number of
      // zeros needing to be prepended, but this can be avoided while still ensuring correct
      // rounding by limiting the number of zeros to `Math.ceil(pr / LOG_BASE) + 2`.
      i = Math.max(Math.ceil(pr / LOG_BASE), len) + 2;
      if (k > i) {
        k = i;
        d.length = 1;
      }

      // Prepend zeros to equalise exponents.
      d.reverse();
      for (i = k; i--;) {
        d.push(0);
      }
      d.reverse();

      // Base 1e7 exponents equal.
    } else {
      // Check digits to determine which is the bigger number.

      i = xd.length;
      len = yd.length;
      xLTy = i < len;
      if (xLTy) len = i;
      for (i = 0; i < len; i++) {
        if (xd[i] != yd[i]) {
          xLTy = xd[i] < yd[i];
          break;
        }
      }
      k = 0;
    }
    if (xLTy) {
      d = xd;
      xd = yd;
      yd = d;
      y.s = -y.s;
    }
    len = xd.length;

    // Append zeros to `xd` if shorter.
    // Don't add zeros to `yd` if shorter as subtraction only needs to start at `yd` length.
    for (i = yd.length - len; i > 0; --i) {
      xd[len++] = 0;
    }

    // Subtract yd from xd.
    for (i = yd.length; i > k;) {
      if (xd[--i] < yd[i]) {
        for (j = i; j && xd[--j] === 0;) {
          xd[j] = BASE - 1;
        }
        --xd[j];
        xd[i] += BASE;
      }
      xd[i] -= yd[i];
    }

    // Remove trailing zeros.
    for (; xd[--len] === 0;) {
      xd.pop();
    }

    // Remove leading zeros and adjust exponent accordingly.
    for (; xd[0] === 0; xd.shift()) {
      --e;
    }

    // Zero?
    if (!xd[0]) return new Ctor(rm === 3 ? -0 : 0);
    y.d = xd;
    y.e = getBase10Exponent(xd, e);
    return external ? finalise(y, pr, rm) : y;
  };

  /*
   *   n % 0 =  N
   *   n % N =  N
   *   n % I =  n
   *   0 % n =  0
   *  -0 % n = -0
   *   0 % 0 =  N
   *   0 % N =  N
   *   0 % I =  0
   *   N % n =  N
   *   N % 0 =  N
   *   N % N =  N
   *   N % I =  N
   *   I % n =  N
   *   I % 0 =  N
   *   I % N =  N
   *   I % I =  N
   *
   * Return a new Decimal whose value is the value of this Decimal modulo `y`, rounded to
   * `precision` significant digits using rounding mode `rounding`.
   *
   * The result depends on the modulo mode.
   *
   */
  P.modulo = P.mod = function (y) {
    var q,
      x = this,
      Ctor = x.constructor;
    y = new Ctor(y);

    // Return NaN if x is ±Infinity or NaN, or y is NaN or ±0.
    if (!x.d || !y.s || y.d && !y.d[0]) return new Ctor(NaN);

    // Return x if y is ±Infinity or x is ±0.
    if (!y.d || x.d && !x.d[0]) {
      return finalise(new Ctor(x), Ctor.precision, Ctor.rounding);
    }

    // Prevent rounding of intermediate calculations.
    external = false;
    if (Ctor.modulo == 9) {
      // Euclidian division: q = sign(y) * floor(x / abs(y))
      // result = x - q * y    where  0 <= result < abs(y)
      q = divide(x, y.abs(), 0, 3, 1);
      q.s *= y.s;
    } else {
      q = divide(x, y, 0, Ctor.modulo, 1);
    }
    q = q.times(y);
    external = true;
    return x.minus(q);
  };

  /*
   * Return a new Decimal whose value is the natural exponential of the value of this Decimal,
   * i.e. the base e raised to the power the value of this Decimal, rounded to `precision`
   * significant digits using rounding mode `rounding`.
   *
   */
  P.naturalExponential = P.exp = function () {
    return naturalExponential(this);
  };

  /*
   * Return a new Decimal whose value is the natural logarithm of the value of this Decimal,
   * rounded to `precision` significant digits using rounding mode `rounding`.
   *
   */
  P.naturalLogarithm = P.ln = function () {
    return naturalLogarithm(this);
  };

  /*
   * Return a new Decimal whose value is the value of this Decimal negated, i.e. as if multiplied by
   * -1.
   *
   */
  P.negated = P.neg = function () {
    var x = new this.constructor(this);
    x.s = -x.s;
    return finalise(x);
  };

  /*
   *  n + 0 = n
   *  n + N = N
   *  n + I = I
   *  0 + n = n
   *  0 + 0 = 0
   *  0 + N = N
   *  0 + I = I
   *  N + n = N
   *  N + 0 = N
   *  N + N = N
   *  N + I = N
   *  I + n = I
   *  I + 0 = I
   *  I + N = N
   *  I + I = I
   *
   * Return a new Decimal whose value is the value of this Decimal plus `y`, rounded to `precision`
   * significant digits using rounding mode `rounding`.
   *
   */
  P.plus = P.add = function (y) {
    var carry,
      d,
      e,
      i,
      k,
      len,
      pr,
      rm,
      xd,
      yd,
      x = this,
      Ctor = x.constructor;
    y = new Ctor(y);

    // If either is not finite...
    if (!x.d || !y.d) {
      // Return NaN if either is NaN.
      if (!x.s || !y.s) y = new Ctor(NaN);

      // Return x if y is finite and x is ±Infinity.
      // Return x if both are ±Infinity with the same sign.
      // Return NaN if both are ±Infinity with different signs.
      // Return y if x is finite and y is ±Infinity.
      else if (!x.d) y = new Ctor(y.d || x.s === y.s ? x : NaN);
      return y;
    }

    // If signs differ...
    if (x.s != y.s) {
      y.s = -y.s;
      return x.minus(y);
    }
    xd = x.d;
    yd = y.d;
    pr = Ctor.precision;
    rm = Ctor.rounding;

    // If either is zero...
    if (!xd[0] || !yd[0]) {
      // Return x if y is zero.
      // Return y if y is non-zero.
      if (!yd[0]) y = new Ctor(x);
      return external ? finalise(y, pr, rm) : y;
    }

    // x and y are finite, non-zero numbers with the same sign.

    // Calculate base 1e7 exponents.
    k = mathfloor(x.e / LOG_BASE);
    e = mathfloor(y.e / LOG_BASE);
    xd = xd.slice();
    i = k - e;

    // If base 1e7 exponents differ...
    if (i) {
      if (i < 0) {
        d = xd;
        i = -i;
        len = yd.length;
      } else {
        d = yd;
        e = k;
        len = xd.length;
      }

      // Limit number of zeros prepended to max(ceil(pr / LOG_BASE), len) + 1.
      k = Math.ceil(pr / LOG_BASE);
      len = k > len ? k + 1 : len + 1;
      if (i > len) {
        i = len;
        d.length = 1;
      }

      // Prepend zeros to equalise exponents. Note: Faster to use reverse then do unshifts.
      d.reverse();
      for (; i--;) {
        d.push(0);
      }
      d.reverse();
    }
    len = xd.length;
    i = yd.length;

    // If yd is longer than xd, swap xd and yd so xd points to the longer array.
    if (len - i < 0) {
      i = len;
      d = yd;
      yd = xd;
      xd = d;
    }

    // Only start adding at yd.length - 1 as the further digits of xd can be left as they are.
    for (carry = 0; i;) {
      carry = (xd[--i] = xd[i] + yd[i] + carry) / BASE | 0;
      xd[i] %= BASE;
    }
    if (carry) {
      xd.unshift(carry);
      ++e;
    }

    // Remove trailing zeros.
    // No need to check for zero, as +x + +y != 0 && -x + -y != 0
    for (len = xd.length; xd[--len] == 0;) {
      xd.pop();
    }
    y.d = xd;
    y.e = getBase10Exponent(xd, e);
    return external ? finalise(y, pr, rm) : y;
  };

  /*
   * Return the number of significant digits of the value of this Decimal.
   *
   * [z] {boolean|number} Whether to count integer-part trailing zeros: true, false, 1 or 0.
   *
   */
  P.precision = P.sd = function (z) {
    var k,
      x = this;
    if (z !== void 0 && z !== !!z && z !== 1 && z !== 0) throw Error(invalidArgument + z);
    if (x.d) {
      k = getPrecision(x.d);
      if (z && x.e + 1 > k) k = x.e + 1;
    } else {
      k = NaN;
    }
    return k;
  };

  /*
   * Return a new Decimal whose value is the value of this Decimal rounded to a whole number using
   * rounding mode `rounding`.
   *
   */
  P.round = function () {
    var x = this,
      Ctor = x.constructor;
    return finalise(new Ctor(x), x.e + 1, Ctor.rounding);
  };

  /*
   * Return a new Decimal whose value is the sine of the value in radians of this Decimal.
   *
   * Domain: [-Infinity, Infinity]
   * Range: [-1, 1]
   *
   * sin(x) = x - x^3/3! + x^5/5! - ...
   *
   * sin(0)         = 0
   * sin(-0)        = -0
   * sin(Infinity)  = NaN
   * sin(-Infinity) = NaN
   * sin(NaN)       = NaN
   *
   */
  P.sine = P.sin = function () {
    var pr,
      rm,
      x = this,
      Ctor = x.constructor;
    if (!x.isFinite()) return new Ctor(NaN);
    if (x.isZero()) return new Ctor(x);
    pr = Ctor.precision;
    rm = Ctor.rounding;
    Ctor.precision = pr + Math.max(x.e, x.sd()) + LOG_BASE;
    Ctor.rounding = 1;
    x = sine(Ctor, toLessThanHalfPi(Ctor, x));
    Ctor.precision = pr;
    Ctor.rounding = rm;
    return finalise(quadrant > 2 ? x.neg() : x, pr, rm, true);
  };

  /*
   * Return a new Decimal whose value is the square root of this Decimal, rounded to `precision`
   * significant digits using rounding mode `rounding`.
   *
   *  sqrt(-n) =  N
   *  sqrt(N)  =  N
   *  sqrt(-I) =  N
   *  sqrt(I)  =  I
   *  sqrt(0)  =  0
   *  sqrt(-0) = -0
   *
   */
  P.squareRoot = P.sqrt = function () {
    var m,
      n,
      sd,
      r,
      rep,
      t,
      x = this,
      d = x.d,
      e = x.e,
      s = x.s,
      Ctor = x.constructor;

    // Negative/NaN/Infinity/zero?
    if (s !== 1 || !d || !d[0]) {
      return new Ctor(!s || s < 0 && (!d || d[0]) ? NaN : d ? x : 1 / 0);
    }
    external = false;

    // Initial estimate.
    s = Math.sqrt(+x);

    // Math.sqrt underflow/overflow?
    // Pass x to Math.sqrt as integer, then adjust the exponent of the result.
    if (s == 0 || s == 1 / 0) {
      n = digitsToString(d);
      if ((n.length + e) % 2 == 0) n += '0';
      s = Math.sqrt(n);
      e = mathfloor((e + 1) / 2) - (e < 0 || e % 2);
      if (s == 1 / 0) {
        n = '5e' + e;
      } else {
        n = s.toExponential();
        n = n.slice(0, n.indexOf('e') + 1) + e;
      }
      r = new Ctor(n);
    } else {
      r = new Ctor(s.toString());
    }
    sd = (e = Ctor.precision) + 3;

    // Newton-Raphson iteration.
    for (;;) {
      t = r;
      r = t.plus(divide(x, t, sd + 2, 1)).times(0.5);

      // TODO? Replace with for-loop and checkRoundingDigits.
      if (digitsToString(t.d).slice(0, sd) === (n = digitsToString(r.d)).slice(0, sd)) {
        n = n.slice(sd - 3, sd + 1);

        // The 4th rounding digit may be in error by -1 so if the 4 rounding digits are 9999 or
        // 4999, i.e. approaching a rounding boundary, continue the iteration.
        if (n == '9999' || !rep && n == '4999') {
          // On the first iteration only, check to see if rounding up gives the exact result as the
          // nines may infinitely repeat.
          if (!rep) {
            finalise(t, e + 1, 0);
            if (t.times(t).eq(x)) {
              r = t;
              break;
            }
          }
          sd += 4;
          rep = 1;
        } else {
          // If the rounding digits are null, 0{0,4} or 50{0,3}, check for an exact result.
          // If not, then there are further digits and m will be truthy.
          if (!+n || !+n.slice(1) && n.charAt(0) == '5') {
            // Truncate to the first rounding digit.
            finalise(r, e + 1, 1);
            m = !r.times(r).eq(x);
          }
          break;
        }
      }
    }
    external = true;
    return finalise(r, e, Ctor.rounding, m);
  };

  /*
   * Return a new Decimal whose value is the tangent of the value in radians of this Decimal.
   *
   * Domain: [-Infinity, Infinity]
   * Range: [-Infinity, Infinity]
   *
   * tan(0)         = 0
   * tan(-0)        = -0
   * tan(Infinity)  = NaN
   * tan(-Infinity) = NaN
   * tan(NaN)       = NaN
   *
   */
  P.tangent = P.tan = function () {
    var pr,
      rm,
      x = this,
      Ctor = x.constructor;
    if (!x.isFinite()) return new Ctor(NaN);
    if (x.isZero()) return new Ctor(x);
    pr = Ctor.precision;
    rm = Ctor.rounding;
    Ctor.precision = pr + 10;
    Ctor.rounding = 1;
    x = x.sin();
    x.s = 1;
    x = divide(x, new Ctor(1).minus(x.times(x)).sqrt(), pr + 10, 0);
    Ctor.precision = pr;
    Ctor.rounding = rm;
    return finalise(quadrant == 2 || quadrant == 4 ? x.neg() : x, pr, rm, true);
  };

  /*
   *  n * 0 = 0
   *  n * N = N
   *  n * I = I
   *  0 * n = 0
   *  0 * 0 = 0
   *  0 * N = N
   *  0 * I = N
   *  N * n = N
   *  N * 0 = N
   *  N * N = N
   *  N * I = N
   *  I * n = I
   *  I * 0 = N
   *  I * N = N
   *  I * I = I
   *
   * Return a new Decimal whose value is this Decimal times `y`, rounded to `precision` significant
   * digits using rounding mode `rounding`.
   *
   */
  P.times = P.mul = function (y) {
    var carry,
      e,
      i,
      k,
      r,
      rL,
      t,
      xdL,
      ydL,
      x = this,
      Ctor = x.constructor,
      xd = x.d,
      yd = (y = new Ctor(y)).d;
    y.s *= x.s;

    // If either is NaN, ±Infinity or ±0...
    if (!xd || !xd[0] || !yd || !yd[0]) {
      return new Ctor(!y.s || xd && !xd[0] && !yd || yd && !yd[0] && !xd

      // Return NaN if either is NaN.
      // Return NaN if x is ±0 and y is ±Infinity, or y is ±0 and x is ±Infinity.
      ? NaN

      // Return ±Infinity if either is ±Infinity.
      // Return ±0 if either is ±0.
      : !xd || !yd ? y.s / 0 : y.s * 0);
    }
    e = mathfloor(x.e / LOG_BASE) + mathfloor(y.e / LOG_BASE);
    xdL = xd.length;
    ydL = yd.length;

    // Ensure xd points to the longer array.
    if (xdL < ydL) {
      r = xd;
      xd = yd;
      yd = r;
      rL = xdL;
      xdL = ydL;
      ydL = rL;
    }

    // Initialise the result array with zeros.
    r = [];
    rL = xdL + ydL;
    for (i = rL; i--;) {
      r.push(0);
    }

    // Multiply!
    for (i = ydL; --i >= 0;) {
      carry = 0;
      for (k = xdL + i; k > i;) {
        t = r[k] + yd[i] * xd[k - i - 1] + carry;
        r[k--] = t % BASE | 0;
        carry = t / BASE | 0;
      }
      r[k] = (r[k] + carry) % BASE | 0;
    }

    // Remove trailing zeros.
    for (; !r[--rL];) {
      r.pop();
    }
    if (carry) ++e;else r.shift();
    y.d = r;
    y.e = getBase10Exponent(r, e);
    return external ? finalise(y, Ctor.precision, Ctor.rounding) : y;
  };

  /*
   * Return a string representing the value of this Decimal in base 2, round to `sd` significant
   * digits using rounding mode `rm`.
   *
   * If the optional `sd` argument is present then return binary exponential notation.
   *
   * [sd] {number} Significant digits. Integer, 1 to MAX_DIGITS inclusive.
   * [rm] {number} Rounding mode. Integer, 0 to 8 inclusive.
   *
   */
  P.toBinary = function (sd, rm) {
    return toStringBinary(this, 2, sd, rm);
  };

  /*
   * Return a new Decimal whose value is the value of this Decimal rounded to a maximum of `dp`
   * decimal places using rounding mode `rm` or `rounding` if `rm` is omitted.
   *
   * If `dp` is omitted, return a new Decimal whose value is the value of this Decimal.
   *
   * [dp] {number} Decimal places. Integer, 0 to MAX_DIGITS inclusive.
   * [rm] {number} Rounding mode. Integer, 0 to 8 inclusive.
   *
   */
  P.toDecimalPlaces = P.toDP = function (dp, rm) {
    var x = this,
      Ctor = x.constructor;
    x = new Ctor(x);
    if (dp === void 0) return x;
    checkInt32(dp, 0, MAX_DIGITS);
    if (rm === void 0) rm = Ctor.rounding;else checkInt32(rm, 0, 8);
    return finalise(x, dp + x.e + 1, rm);
  };

  /*
   * Return a string representing the value of this Decimal in exponential notation rounded to
   * `dp` fixed decimal places using rounding mode `rounding`.
   *
   * [dp] {number} Decimal places. Integer, 0 to MAX_DIGITS inclusive.
   * [rm] {number} Rounding mode. Integer, 0 to 8 inclusive.
   *
   */
  P.toExponential = function (dp, rm) {
    var str,
      x = this,
      Ctor = x.constructor;
    if (dp === void 0) {
      str = finiteToString(x, true);
    } else {
      checkInt32(dp, 0, MAX_DIGITS);
      if (rm === void 0) rm = Ctor.rounding;else checkInt32(rm, 0, 8);
      x = finalise(new Ctor(x), dp + 1, rm);
      str = finiteToString(x, true, dp + 1);
    }
    return x.isNeg() && !x.isZero() ? '-' + str : str;
  };

  /*
   * Return a string representing the value of this Decimal in normal (fixed-point) notation to
   * `dp` fixed decimal places and rounded using rounding mode `rm` or `rounding` if `rm` is
   * omitted.
   *
   * As with JavaScript numbers, (-0).toFixed(0) is '0', but e.g. (-0.00001).toFixed(0) is '-0'.
   *
   * [dp] {number} Decimal places. Integer, 0 to MAX_DIGITS inclusive.
   * [rm] {number} Rounding mode. Integer, 0 to 8 inclusive.
   *
   * (-0).toFixed(0) is '0', but (-0.1).toFixed(0) is '-0'.
   * (-0).toFixed(1) is '0.0', but (-0.01).toFixed(1) is '-0.0'.
   * (-0).toFixed(3) is '0.000'.
   * (-0.5).toFixed(0) is '-0'.
   *
   */
  P.toFixed = function (dp, rm) {
    var str,
      y,
      x = this,
      Ctor = x.constructor;
    if (dp === void 0) {
      str = finiteToString(x);
    } else {
      checkInt32(dp, 0, MAX_DIGITS);
      if (rm === void 0) rm = Ctor.rounding;else checkInt32(rm, 0, 8);
      y = finalise(new Ctor(x), dp + x.e + 1, rm);
      str = finiteToString(y, false, dp + y.e + 1);
    }

    // To determine whether to add the minus sign look at the value before it was rounded,
    // i.e. look at `x` rather than `y`.
    return x.isNeg() && !x.isZero() ? '-' + str : str;
  };

  /*
   * Return an array representing the value of this Decimal as a simple fraction with an integer
   * numerator and an integer denominator.
   *
   * The denominator will be a positive non-zero value less than or equal to the specified maximum
   * denominator. If a maximum denominator is not specified, the denominator will be the lowest
   * value necessary to represent the number exactly.
   *
   * [maxD] {number|string|Decimal} Maximum denominator. Integer >= 1 and < Infinity.
   *
   */
  P.toFraction = function (maxD) {
    var d,
      d0,
      d1,
      d2,
      e,
      k,
      n,
      n0,
      n1,
      pr,
      q,
      r,
      x = this,
      xd = x.d,
      Ctor = x.constructor;
    if (!xd) return new Ctor(x);
    n1 = d0 = new Ctor(1);
    d1 = n0 = new Ctor(0);
    d = new Ctor(d1);
    e = d.e = getPrecision(xd) - x.e - 1;
    k = e % LOG_BASE;
    d.d[0] = mathpow(10, k < 0 ? LOG_BASE + k : k);
    if (maxD == null) {
      // d is 10**e, the minimum max-denominator needed.
      maxD = e > 0 ? d : n1;
    } else {
      n = new Ctor(maxD);
      if (!n.isInt() || n.lt(n1)) throw Error(invalidArgument + n);
      maxD = n.gt(d) ? e > 0 ? d : n1 : n;
    }
    external = false;
    n = new Ctor(digitsToString(xd));
    pr = Ctor.precision;
    Ctor.precision = e = xd.length * LOG_BASE * 2;
    for (;;) {
      q = divide(n, d, 0, 1, 1);
      d2 = d0.plus(q.times(d1));
      if (d2.cmp(maxD) == 1) break;
      d0 = d1;
      d1 = d2;
      d2 = n1;
      n1 = n0.plus(q.times(d2));
      n0 = d2;
      d2 = d;
      d = n.minus(q.times(d2));
      n = d2;
    }
    d2 = divide(maxD.minus(d0), d1, 0, 1, 1);
    n0 = n0.plus(d2.times(n1));
    d0 = d0.plus(d2.times(d1));
    n0.s = n1.s = x.s;

    // Determine which fraction is closer to x, n0/d0 or n1/d1?
    r = divide(n1, d1, e, 1).minus(x).abs().cmp(divide(n0, d0, e, 1).minus(x).abs()) < 1 ? [n1, d1] : [n0, d0];
    Ctor.precision = pr;
    external = true;
    return r;
  };

  /*
   * Return a string representing the value of this Decimal in base 16, round to `sd` significant
   * digits using rounding mode `rm`.
   *
   * If the optional `sd` argument is present then return binary exponential notation.
   *
   * [sd] {number} Significant digits. Integer, 1 to MAX_DIGITS inclusive.
   * [rm] {number} Rounding mode. Integer, 0 to 8 inclusive.
   *
   */
  P.toHexadecimal = P.toHex = function (sd, rm) {
    return toStringBinary(this, 16, sd, rm);
  };

  /*
   * Returns a new Decimal whose value is the nearest multiple of `y` in the direction of rounding
   * mode `rm`, or `Decimal.rounding` if `rm` is omitted, to the value of this Decimal.
   *
   * The return value will always have the same sign as this Decimal, unless either this Decimal
   * or `y` is NaN, in which case the return value will be also be NaN.
   *
   * The return value is not affected by the value of `precision`.
   *
   * y {number|string|Decimal} The magnitude to round to a multiple of.
   * [rm] {number} Rounding mode. Integer, 0 to 8 inclusive.
   *
   * 'toNearest() rounding mode not an integer: {rm}'
   * 'toNearest() rounding mode out of range: {rm}'
   *
   */
  P.toNearest = function (y, rm) {
    var x = this,
      Ctor = x.constructor;
    x = new Ctor(x);
    if (y == null) {
      // If x is not finite, return x.
      if (!x.d) return x;
      y = new Ctor(1);
      rm = Ctor.rounding;
    } else {
      y = new Ctor(y);
      if (rm === void 0) {
        rm = Ctor.rounding;
      } else {
        checkInt32(rm, 0, 8);
      }

      // If x is not finite, return x if y is not NaN, else NaN.
      if (!x.d) return y.s ? x : y;

      // If y is not finite, return Infinity with the sign of x if y is Infinity, else NaN.
      if (!y.d) {
        if (y.s) y.s = x.s;
        return y;
      }
    }

    // If y is not zero, calculate the nearest multiple of y to x.
    if (y.d[0]) {
      external = false;
      x = divide(x, y, 0, rm, 1).times(y);
      external = true;
      finalise(x);

      // If y is zero, return zero with the sign of x.
    } else {
      y.s = x.s;
      x = y;
    }
    return x;
  };

  /*
   * Return the value of this Decimal converted to a number primitive.
   * Zero keeps its sign.
   *
   */
  P.toNumber = function () {
    return +this;
  };

  /*
   * Return a string representing the value of this Decimal in base 8, round to `sd` significant
   * digits using rounding mode `rm`.
   *
   * If the optional `sd` argument is present then return binary exponential notation.
   *
   * [sd] {number} Significant digits. Integer, 1 to MAX_DIGITS inclusive.
   * [rm] {number} Rounding mode. Integer, 0 to 8 inclusive.
   *
   */
  P.toOctal = function (sd, rm) {
    return toStringBinary(this, 8, sd, rm);
  };

  /*
   * Return a new Decimal whose value is the value of this Decimal raised to the power `y`, rounded
   * to `precision` significant digits using rounding mode `rounding`.
   *
   * ECMAScript compliant.
   *
   *   pow(x, NaN)                           = NaN
   *   pow(x, ±0)                            = 1
     *   pow(NaN, non-zero)                    = NaN
   *   pow(abs(x) > 1, +Infinity)            = +Infinity
   *   pow(abs(x) > 1, -Infinity)            = +0
   *   pow(abs(x) == 1, ±Infinity)           = NaN
   *   pow(abs(x) < 1, +Infinity)            = +0
   *   pow(abs(x) < 1, -Infinity)            = +Infinity
   *   pow(+Infinity, y > 0)                 = +Infinity
   *   pow(+Infinity, y < 0)                 = +0
   *   pow(-Infinity, odd integer > 0)       = -Infinity
   *   pow(-Infinity, even integer > 0)      = +Infinity
   *   pow(-Infinity, odd integer < 0)       = -0
   *   pow(-Infinity, even integer < 0)      = +0
   *   pow(+0, y > 0)                        = +0
   *   pow(+0, y < 0)                        = +Infinity
   *   pow(-0, odd integer > 0)              = -0
   *   pow(-0, even integer > 0)             = +0
   *   pow(-0, odd integer < 0)              = -Infinity
   *   pow(-0, even integer < 0)             = +Infinity
   *   pow(finite x < 0, finite non-integer) = NaN
   *
   * For non-integer or very large exponents pow(x, y) is calculated using
   *
   *   x^y = exp(y*ln(x))
   *
   * Assuming the first 15 rounding digits are each equally likely to be any digit 0-9, the
   * probability of an incorrectly rounded result
   * P([49]9{14} | [50]0{14}) = 2 * 0.2 * 10^-14 = 4e-15 = 1/2.5e+14
   * i.e. 1 in 250,000,000,000,000
   *
   * If a result is incorrectly rounded the maximum error will be 1 ulp (unit in last place).
   *
   * y {number|string|Decimal} The power to which to raise this Decimal.
   *
   */
  P.toPower = P.pow = function (y) {
    var e,
      k,
      pr,
      r,
      rm,
      s,
      x = this,
      Ctor = x.constructor,
      yn = +(y = new Ctor(y));

    // Either ±Infinity, NaN or ±0?
    if (!x.d || !y.d || !x.d[0] || !y.d[0]) return new Ctor(mathpow(+x, yn));
    x = new Ctor(x);
    if (x.eq(1)) return x;
    pr = Ctor.precision;
    rm = Ctor.rounding;
    if (y.eq(1)) return finalise(x, pr, rm);

    // y exponent
    e = mathfloor(y.e / LOG_BASE);

    // If y is a small integer use the 'exponentiation by squaring' algorithm.
    if (e >= y.d.length - 1 && (k = yn < 0 ? -yn : yn) <= MAX_SAFE_INTEGER) {
      r = intPow(Ctor, x, k, pr);
      return y.s < 0 ? new Ctor(1).div(r) : finalise(r, pr, rm);
    }
    s = x.s;

    // if x is negative
    if (s < 0) {
      // if y is not an integer
      if (e < y.d.length - 1) return new Ctor(NaN);

      // Result is positive if x is negative and the last digit of integer y is even.
      if ((y.d[e] & 1) == 0) s = 1;

      // if x.eq(-1)
      if (x.e == 0 && x.d[0] == 1 && x.d.length == 1) {
        x.s = s;
        return x;
      }
    }

    // Estimate result exponent.
    // x^y = 10^e,  where e = y * log10(x)
    // log10(x) = log10(x_significand) + x_exponent
    // log10(x_significand) = ln(x_significand) / ln(10)
    k = mathpow(+x, yn);
    e = k == 0 || !isFinite(k) ? mathfloor(yn * (Math.log('0.' + digitsToString(x.d)) / Math.LN10 + x.e + 1)) : new Ctor(k + '').e;

    // Exponent estimate may be incorrect e.g. x: 0.999999999999999999, y: 2.29, e: 0, r.e: -1.

    // Overflow/underflow?
    if (e > Ctor.maxE + 1 || e < Ctor.minE - 1) return new Ctor(e > 0 ? s / 0 : 0);
    external = false;
    Ctor.rounding = x.s = 1;

    // Estimate the extra guard digits needed to ensure five correct rounding digits from
    // naturalLogarithm(x). Example of failure without these extra digits (precision: 10):
    // new Decimal(2.32456).pow('2087987436534566.46411')
    // should be 1.162377823e+764914905173815, but is 1.162355823e+764914905173815
    k = Math.min(12, (e + '').length);

    // r = x^y = exp(y*ln(x))
    r = naturalExponential(y.times(naturalLogarithm(x, pr + k)), pr);

    // r may be Infinity, e.g. (0.9999999999999999).pow(-1e+40)
    if (r.d) {
      // Truncate to the required precision plus five rounding digits.
      r = finalise(r, pr + 5, 1);

      // If the rounding digits are [49]9999 or [50]0000 increase the precision by 10 and recalculate
      // the result.
      if (checkRoundingDigits(r.d, pr, rm)) {
        e = pr + 10;

        // Truncate to the increased precision plus five rounding digits.
        r = finalise(naturalExponential(y.times(naturalLogarithm(x, e + k)), e), e + 5, 1);

        // Check for 14 nines from the 2nd rounding digit (the first rounding digit may be 4 or 9).
        if (+digitsToString(r.d).slice(pr + 1, pr + 15) + 1 == 1e14) {
          r = finalise(r, pr + 1, 0);
        }
      }
    }
    r.s = s;
    external = true;
    Ctor.rounding = rm;
    return finalise(r, pr, rm);
  };

  /*
   * Return a string representing the value of this Decimal rounded to `sd` significant digits
   * using rounding mode `rounding`.
   *
   * Return exponential notation if `sd` is less than the number of digits necessary to represent
   * the integer part of the value in normal notation.
   *
   * [sd] {number} Significant digits. Integer, 1 to MAX_DIGITS inclusive.
   * [rm] {number} Rounding mode. Integer, 0 to 8 inclusive.
   *
   */
  P.toPrecision = function (sd, rm) {
    var str,
      x = this,
      Ctor = x.constructor;
    if (sd === void 0) {
      str = finiteToString(x, x.e <= Ctor.toExpNeg || x.e >= Ctor.toExpPos);
    } else {
      checkInt32(sd, 1, MAX_DIGITS);
      if (rm === void 0) rm = Ctor.rounding;else checkInt32(rm, 0, 8);
      x = finalise(new Ctor(x), sd, rm);
      str = finiteToString(x, sd <= x.e || x.e <= Ctor.toExpNeg, sd);
    }
    return x.isNeg() && !x.isZero() ? '-' + str : str;
  };

  /*
   * Return a new Decimal whose value is the value of this Decimal rounded to a maximum of `sd`
   * significant digits using rounding mode `rm`, or to `precision` and `rounding` respectively if
   * omitted.
   *
   * [sd] {number} Significant digits. Integer, 1 to MAX_DIGITS inclusive.
   * [rm] {number} Rounding mode. Integer, 0 to 8 inclusive.
   *
   * 'toSD() digits out of range: {sd}'
   * 'toSD() digits not an integer: {sd}'
   * 'toSD() rounding mode not an integer: {rm}'
   * 'toSD() rounding mode out of range: {rm}'
   *
   */
  P.toSignificantDigits = P.toSD = function (sd, rm) {
    var x = this,
      Ctor = x.constructor;
    if (sd === void 0) {
      sd = Ctor.precision;
      rm = Ctor.rounding;
    } else {
      checkInt32(sd, 1, MAX_DIGITS);
      if (rm === void 0) rm = Ctor.rounding;else checkInt32(rm, 0, 8);
    }
    return finalise(new Ctor(x), sd, rm);
  };

  /*
   * Return a string representing the value of this Decimal.
   *
   * Return exponential notation if this Decimal has a positive exponent equal to or greater than
   * `toExpPos`, or a negative exponent equal to or less than `toExpNeg`.
   *
   */
  P.toString = function () {
    var x = this,
      Ctor = x.constructor,
      str = finiteToString(x, x.e <= Ctor.toExpNeg || x.e >= Ctor.toExpPos);
    return x.isNeg() && !x.isZero() ? '-' + str : str;
  };

  /*
   * Return a new Decimal whose value is the value of this Decimal truncated to a whole number.
   *
   */
  P.truncated = P.trunc = function () {
    return finalise(new this.constructor(this), this.e + 1, 1);
  };

  /*
   * Return a string representing the value of this Decimal.
   * Unlike `toString`, negative zero will include the minus sign.
   *
   */
  P.valueOf = P.toJSON = function () {
    var x = this,
      Ctor = x.constructor,
      str = finiteToString(x, x.e <= Ctor.toExpNeg || x.e >= Ctor.toExpPos);
    return x.isNeg() ? '-' + str : str;
  };

  // Helper functions for Decimal.prototype (P) and/or Decimal methods, and their callers.

  /*
   *  digitsToString           P.cubeRoot, P.logarithm, P.squareRoot, P.toFraction, P.toPower,
   *                           finiteToString, naturalExponential, naturalLogarithm
   *  checkInt32               P.toDecimalPlaces, P.toExponential, P.toFixed, P.toNearest,
   *                           P.toPrecision, P.toSignificantDigits, toStringBinary, random
   *  checkRoundingDigits      P.logarithm, P.toPower, naturalExponential, naturalLogarithm
   *  convertBase              toStringBinary, parseOther
   *  cos                      P.cos
   *  divide                   P.atanh, P.cubeRoot, P.dividedBy, P.dividedToIntegerBy,
   *                           P.logarithm, P.modulo, P.squareRoot, P.tan, P.tanh, P.toFraction,
   *                           P.toNearest, toStringBinary, naturalExponential, naturalLogarithm,
   *                           taylorSeries, atan2, parseOther
   *  finalise                 P.absoluteValue, P.atan, P.atanh, P.ceil, P.cos, P.cosh,
   *                           P.cubeRoot, P.dividedToIntegerBy, P.floor, P.logarithm, P.minus,
   *                           P.modulo, P.negated, P.plus, P.round, P.sin, P.sinh, P.squareRoot,
   *                           P.tan, P.times, P.toDecimalPlaces, P.toExponential, P.toFixed,
   *                           P.toNearest, P.toPower, P.toPrecision, P.toSignificantDigits,
   *                           P.truncated, divide, getLn10, getPi, naturalExponential,
   *                           naturalLogarithm, ceil, floor, round, trunc
   *  finiteToString           P.toExponential, P.toFixed, P.toPrecision, P.toString, P.valueOf,
   *                           toStringBinary
   *  getBase10Exponent        P.minus, P.plus, P.times, parseOther
   *  getLn10                  P.logarithm, naturalLogarithm
   *  getPi                    P.acos, P.asin, P.atan, toLessThanHalfPi, atan2
   *  getPrecision             P.precision, P.toFraction
   *  getZeroString            digitsToString, finiteToString
   *  intPow                   P.toPower, parseOther
   *  isOdd                    toLessThanHalfPi
   *  maxOrMin                 max, min
   *  naturalExponential       P.naturalExponential, P.toPower
   *  naturalLogarithm         P.acosh, P.asinh, P.atanh, P.logarithm, P.naturalLogarithm,
   *                           P.toPower, naturalExponential
   *  nonFiniteToString        finiteToString, toStringBinary
   *  parseDecimal             Decimal
   *  parseOther               Decimal
   *  sin                      P.sin
   *  taylorSeries             P.cosh, P.sinh, cos, sin
   *  toLessThanHalfPi         P.cos, P.sin
   *  toStringBinary           P.toBinary, P.toHexadecimal, P.toOctal
   *  truncate                 intPow
   *
   *  Throws:                  P.logarithm, P.precision, P.toFraction, checkInt32, getLn10, getPi,
   *                           naturalLogarithm, config, parseOther, random, Decimal
   */

  function digitsToString(d) {
    var i,
      k,
      ws,
      indexOfLastWord = d.length - 1,
      str = '',
      w = d[0];
    if (indexOfLastWord > 0) {
      str += w;
      for (i = 1; i < indexOfLastWord; i++) {
        ws = d[i] + '';
        k = LOG_BASE - ws.length;
        if (k) str += getZeroString(k);
        str += ws;
      }
      w = d[i];
      ws = w + '';
      k = LOG_BASE - ws.length;
      if (k) str += getZeroString(k);
    } else if (w === 0) {
      return '0';
    }

    // Remove trailing zeros of last w.
    for (; w % 10 === 0;) {
      w /= 10;
    }
    return str + w;
  }
  function checkInt32(i, min, max) {
    if (i !== ~~i || i < min || i > max) {
      throw Error(invalidArgument + i);
    }
  }

  /*
   * Check 5 rounding digits if `repeating` is null, 4 otherwise.
   * `repeating == null` if caller is `log` or `pow`,
   * `repeating != null` if caller is `naturalLogarithm` or `naturalExponential`.
   */
  function checkRoundingDigits(d, i, rm, repeating) {
    var di, k, r, rd;

    // Get the length of the first word of the array d.
    for (k = d[0]; k >= 10; k /= 10) {
      --i;
    }

    // Is the rounding digit in the first word of d?
    if (--i < 0) {
      i += LOG_BASE;
      di = 0;
    } else {
      di = Math.ceil((i + 1) / LOG_BASE);
      i %= LOG_BASE;
    }

    // i is the index (0 - 6) of the rounding digit.
    // E.g. if within the word 3487563 the first rounding digit is 5,
    // then i = 4, k = 1000, rd = 3487563 % 1000 = 563
    k = mathpow(10, LOG_BASE - i);
    rd = d[di] % k | 0;
    if (repeating == null) {
      if (i < 3) {
        if (i == 0) rd = rd / 100 | 0;else if (i == 1) rd = rd / 10 | 0;
        r = rm < 4 && rd == 99999 || rm > 3 && rd == 49999 || rd == 50000 || rd == 0;
      } else {
        r = (rm < 4 && rd + 1 == k || rm > 3 && rd + 1 == k / 2) && (d[di + 1] / k / 100 | 0) == mathpow(10, i - 2) - 1 || (rd == k / 2 || rd == 0) && (d[di + 1] / k / 100 | 0) == 0;
      }
    } else {
      if (i < 4) {
        if (i == 0) rd = rd / 1000 | 0;else if (i == 1) rd = rd / 100 | 0;else if (i == 2) rd = rd / 10 | 0;
        r = (repeating || rm < 4) && rd == 9999 || !repeating && rm > 3 && rd == 4999;
      } else {
        r = ((repeating || rm < 4) && rd + 1 == k || !repeating && rm > 3 && rd + 1 == k / 2) && (d[di + 1] / k / 1000 | 0) == mathpow(10, i - 3) - 1;
      }
    }
    return r;
  }

  // Convert string of `baseIn` to an array of numbers of `baseOut`.
  // Eg. convertBase('255', 10, 16) returns [15, 15].
  // Eg. convertBase('ff', 16, 10) returns [2, 5, 5].
  function convertBase(str, baseIn, baseOut) {
    var j,
      arr = [0],
      arrL,
      i = 0,
      strL = str.length;
    for (; i < strL;) {
      for (arrL = arr.length; arrL--;) {
        arr[arrL] *= baseIn;
      }
      arr[0] += NUMERALS.indexOf(str.charAt(i++));
      for (j = 0; j < arr.length; j++) {
        if (arr[j] > baseOut - 1) {
          if (arr[j + 1] === void 0) arr[j + 1] = 0;
          arr[j + 1] += arr[j] / baseOut | 0;
          arr[j] %= baseOut;
        }
      }
    }
    return arr.reverse();
  }

  /*
   * cos(x) = 1 - x^2/2! + x^4/4! - ...
   * |x| < pi/2
   *
   */
  function cosine(Ctor, x) {
    var k, len, y;
    if (x.isZero()) return x;

    // Argument reduction: cos(4x) = 8*(cos^4(x) - cos^2(x)) + 1
    // i.e. cos(x) = 8*(cos^4(x/4) - cos^2(x/4)) + 1

    // Estimate the optimum number of times to use the argument reduction.
    len = x.d.length;
    if (len < 32) {
      k = Math.ceil(len / 3);
      y = (1 / tinyPow(4, k)).toString();
    } else {
      k = 16;
      y = '2.3283064365386962890625e-10';
    }
    Ctor.precision += k;
    x = taylorSeries(Ctor, 1, x.times(y), new Ctor(1));

    // Reverse argument reduction
    for (var i = k; i--;) {
      var cos2x = x.times(x);
      x = cos2x.times(cos2x).minus(cos2x).times(8).plus(1);
    }
    Ctor.precision -= k;
    return x;
  }

  /*
   * Perform division in the specified base.
   */
  var divide = function () {
    // Assumes non-zero x and k, and hence non-zero result.
    function multiplyInteger(x, k, base) {
      var temp,
        carry = 0,
        i = x.length;
      for (x = x.slice(); i--;) {
        temp = x[i] * k + carry;
        x[i] = temp % base | 0;
        carry = temp / base | 0;
      }
      if (carry) x.unshift(carry);
      return x;
    }
    function compare(a, b, aL, bL) {
      var i, r;
      if (aL != bL) {
        r = aL > bL ? 1 : -1;
      } else {
        for (i = r = 0; i < aL; i++) {
          if (a[i] != b[i]) {
            r = a[i] > b[i] ? 1 : -1;
            break;
          }
        }
      }
      return r;
    }
    function subtract(a, b, aL, base) {
      var i = 0;

      // Subtract b from a.
      for (; aL--;) {
        a[aL] -= i;
        i = a[aL] < b[aL] ? 1 : 0;
        a[aL] = i * base + a[aL] - b[aL];
      }

      // Remove leading zeros.
      for (; !a[0] && a.length > 1;) {
        a.shift();
      }
    }
    return function (x, y, pr, rm, dp, base) {
      var cmp,
        e,
        i,
        k,
        logBase,
        more,
        prod,
        prodL,
        q,
        qd,
        rem,
        remL,
        rem0,
        sd,
        t,
        xi,
        xL,
        yd0,
        yL,
        yz,
        Ctor = x.constructor,
        sign = x.s == y.s ? 1 : -1,
        xd = x.d,
        yd = y.d;

      // Either NaN, Infinity or 0?
      if (!xd || !xd[0] || !yd || !yd[0]) {
        return new Ctor(
        // Return NaN if either NaN, or both Infinity or 0.
        !x.s || !y.s || (xd ? yd && xd[0] == yd[0] : !yd) ? NaN :
        // Return ±0 if x is 0 or y is ±Infinity, or return ±Infinity as y is 0.
        xd && xd[0] == 0 || !yd ? sign * 0 : sign / 0);
      }
      if (base) {
        logBase = 1;
        e = x.e - y.e;
      } else {
        base = BASE;
        logBase = LOG_BASE;
        e = mathfloor(x.e / logBase) - mathfloor(y.e / logBase);
      }
      yL = yd.length;
      xL = xd.length;
      q = new Ctor(sign);
      qd = q.d = [];

      // Result exponent may be one less than e.
      // The digit array of a Decimal from toStringBinary may have trailing zeros.
      for (i = 0; yd[i] == (xd[i] || 0); i++) {
        ;
      }
      if (yd[i] > (xd[i] || 0)) e--;
      if (pr == null) {
        sd = pr = Ctor.precision;
        rm = Ctor.rounding;
      } else if (dp) {
        sd = pr + (x.e - y.e) + 1;
      } else {
        sd = pr;
      }
      if (sd < 0) {
        qd.push(1);
        more = true;
      } else {
        // Convert precision in number of base 10 digits to base 1e7 digits.
        sd = sd / logBase + 2 | 0;
        i = 0;

        // divisor < 1e7
        if (yL == 1) {
          k = 0;
          yd = yd[0];
          sd++;

          // k is the carry.
          for (; (i < xL || k) && sd--; i++) {
            t = k * base + (xd[i] || 0);
            qd[i] = t / yd | 0;
            k = t % yd | 0;
          }
          more = k || i < xL;

          // divisor >= 1e7
        } else {
          // Normalise xd and yd so highest order digit of yd is >= base/2
          k = base / (yd[0] + 1) | 0;
          if (k > 1) {
            yd = multiplyInteger(yd, k, base);
            xd = multiplyInteger(xd, k, base);
            yL = yd.length;
            xL = xd.length;
          }
          xi = yL;
          rem = xd.slice(0, yL);
          remL = rem.length;

          // Add zeros to make remainder as long as divisor.
          for (; remL < yL;) {
            rem[remL++] = 0;
          }
          yz = yd.slice();
          yz.unshift(0);
          yd0 = yd[0];
          if (yd[1] >= base / 2) ++yd0;
          do {
            k = 0;

            // Compare divisor and remainder.
            cmp = compare(yd, rem, yL, remL);

            // If divisor < remainder.
            if (cmp < 0) {
              // Calculate trial digit, k.
              rem0 = rem[0];
              if (yL != remL) rem0 = rem0 * base + (rem[1] || 0);

              // k will be how many times the divisor goes into the current remainder.
              k = rem0 / yd0 | 0;

              //  Algorithm:
              //  1. product = divisor * trial digit (k)
              //  2. if product > remainder: product -= divisor, k--
              //  3. remainder -= product
              //  4. if product was < remainder at 2:
              //    5. compare new remainder and divisor
              //    6. If remainder > divisor: remainder -= divisor, k++

              if (k > 1) {
                if (k >= base) k = base - 1;

                // product = divisor * trial digit.
                prod = multiplyInteger(yd, k, base);
                prodL = prod.length;
                remL = rem.length;

                // Compare product and remainder.
                cmp = compare(prod, rem, prodL, remL);

                // product > remainder.
                if (cmp == 1) {
                  k--;

                  // Subtract divisor from product.
                  subtract(prod, yL < prodL ? yz : yd, prodL, base);
                }
              } else {
                // cmp is -1.
                // If k is 0, there is no need to compare yd and rem again below, so change cmp to 1
                // to avoid it. If k is 1 there is a need to compare yd and rem again below.
                if (k == 0) cmp = k = 1;
                prod = yd.slice();
              }
              prodL = prod.length;
              if (prodL < remL) prod.unshift(0);

              // Subtract product from remainder.
              subtract(rem, prod, remL, base);

              // If product was < previous remainder.
              if (cmp == -1) {
                remL = rem.length;

                // Compare divisor and new remainder.
                cmp = compare(yd, rem, yL, remL);

                // If divisor < new remainder, subtract divisor from remainder.
                if (cmp < 1) {
                  k++;

                  // Subtract divisor from remainder.
                  subtract(rem, yL < remL ? yz : yd, remL, base);
                }
              }
              remL = rem.length;
            } else if (cmp === 0) {
              k++;
              rem = [0];
            } // if cmp === 1, k will be 0

            // Add the next digit, k, to the result array.
            qd[i++] = k;

            // Update the remainder.
            if (cmp && rem[0]) {
              rem[remL++] = xd[xi] || 0;
            } else {
              rem = [xd[xi]];
              remL = 1;
            }
          } while ((xi++ < xL || rem[0] !== void 0) && sd--);
          more = rem[0] !== void 0;
        }

        // Leading zero?
        if (!qd[0]) qd.shift();
      }

      // logBase is 1 when divide is being used for base conversion.
      if (logBase == 1) {
        q.e = e;
        inexact = more;
      } else {
        // To calculate q.e, first get the number of digits of qd[0].
        for (i = 1, k = qd[0]; k >= 10; k /= 10) {
          i++;
        }
        q.e = i + e * logBase - 1;
        finalise(q, dp ? pr + q.e + 1 : pr, rm, more);
      }
      return q;
    };
  }();

  /*
   * Round `x` to `sd` significant digits using rounding mode `rm`.
   * Check for over/under-flow.
   */
  function finalise(x, sd, rm, isTruncated) {
    var digits,
      i,
      j,
      k,
      rd,
      roundUp,
      w,
      xd,
      xdi,
      Ctor = x.constructor;

    // Don't round if sd is null or undefined.
    out: if (sd != null) {
      xd = x.d;

      // Infinity/NaN.
      if (!xd) return x;

      // rd: the rounding digit, i.e. the digit after the digit that may be rounded up.
      // w: the word of xd containing rd, a base 1e7 number.
      // xdi: the index of w within xd.
      // digits: the number of digits of w.
      // i: what would be the index of rd within w if all the numbers were 7 digits long (i.e. if
      // they had leading zeros)
      // j: if > 0, the actual index of rd within w (if < 0, rd is a leading zero).

      // Get the length of the first word of the digits array xd.
      for (digits = 1, k = xd[0]; k >= 10; k /= 10) {
        digits++;
      }
      i = sd - digits;

      // Is the rounding digit in the first word of xd?
      if (i < 0) {
        i += LOG_BASE;
        j = sd;
        w = xd[xdi = 0];

        // Get the rounding digit at index j of w.
        rd = w / mathpow(10, digits - j - 1) % 10 | 0;
      } else {
        xdi = Math.ceil((i + 1) / LOG_BASE);
        k = xd.length;
        if (xdi >= k) {
          if (isTruncated) {
            // Needed by `naturalExponential`, `naturalLogarithm` and `squareRoot`.
            for (; k++ <= xdi;) {
              xd.push(0);
            }
            w = rd = 0;
            digits = 1;
            i %= LOG_BASE;
            j = i - LOG_BASE + 1;
          } else {
            break out;
          }
        } else {
          w = k = xd[xdi];

          // Get the number of digits of w.
          for (digits = 1; k >= 10; k /= 10) {
            digits++;
          }

          // Get the index of rd within w.
          i %= LOG_BASE;

          // Get the index of rd within w, adjusted for leading zeros.
          // The number of leading zeros of w is given by LOG_BASE - digits.
          j = i - LOG_BASE + digits;

          // Get the rounding digit at index j of w.
          rd = j < 0 ? 0 : w / mathpow(10, digits - j - 1) % 10 | 0;
        }
      }

      // Are there any non-zero digits after the rounding digit?
      isTruncated = isTruncated || sd < 0 || xd[xdi + 1] !== void 0 || (j < 0 ? w : w % mathpow(10, digits - j - 1));

      // The expression `w % mathpow(10, digits - j - 1)` returns all the digits of w to the right
      // of the digit at (left-to-right) index j, e.g. if w is 908714 and j is 2, the expression
      // will give 714.

      roundUp = rm < 4 ? (rd || isTruncated) && (rm == 0 || rm == (x.s < 0 ? 3 : 2)) : rd > 5 || rd == 5 && (rm == 4 || isTruncated || rm == 6 &&
      // Check whether the digit to the left of the rounding digit is odd.
      (i > 0 ? j > 0 ? w / mathpow(10, digits - j) : 0 : xd[xdi - 1]) % 10 & 1 || rm == (x.s < 0 ? 8 : 7));
      if (sd < 1 || !xd[0]) {
        xd.length = 0;
        if (roundUp) {
          // Convert sd to decimal places.
          sd -= x.e + 1;

          // 1, 0.1, 0.01, 0.001, 0.0001 etc.
          xd[0] = mathpow(10, (LOG_BASE - sd % LOG_BASE) % LOG_BASE);
          x.e = -sd || 0;
        } else {
          // Zero.
          xd[0] = x.e = 0;
        }
        return x;
      }

      // Remove excess digits.
      if (i == 0) {
        xd.length = xdi;
        k = 1;
        xdi--;
      } else {
        xd.length = xdi + 1;
        k = mathpow(10, LOG_BASE - i);

        // E.g. 56700 becomes 56000 if 7 is the rounding digit.
        // j > 0 means i > number of leading zeros of w.
        xd[xdi] = j > 0 ? (w / mathpow(10, digits - j) % mathpow(10, j) | 0) * k : 0;
      }
      if (roundUp) {
        for (;;) {
          // Is the digit to be rounded up in the first word of xd?
          if (xdi == 0) {
            // i will be the length of xd[0] before k is added.
            for (i = 1, j = xd[0]; j >= 10; j /= 10) {
              i++;
            }
            j = xd[0] += k;
            for (k = 1; j >= 10; j /= 10) {
              k++;
            }

            // if i != k the length has increased.
            if (i != k) {
              x.e++;
              if (xd[0] == BASE) xd[0] = 1;
            }
            break;
          } else {
            xd[xdi] += k;
            if (xd[xdi] != BASE) break;
            xd[xdi--] = 0;
            k = 1;
          }
        }
      }

      // Remove trailing zeros.
      for (i = xd.length; xd[--i] === 0;) {
        xd.pop();
      }
    }
    if (external) {
      // Overflow?
      if (x.e > Ctor.maxE) {
        // Infinity.
        x.d = null;
        x.e = NaN;

        // Underflow?
      } else if (x.e < Ctor.minE) {
        // Zero.
        x.e = 0;
        x.d = [0];
        // Ctor.underflow = true;
      } // else Ctor.underflow = false;
    }

    return x;
  }
  function finiteToString(x, isExp, sd) {
    if (!x.isFinite()) return nonFiniteToString(x);
    var k,
      e = x.e,
      str = digitsToString(x.d),
      len = str.length;
    if (isExp) {
      if (sd && (k = sd - len) > 0) {
        str = str.charAt(0) + '.' + str.slice(1) + getZeroString(k);
      } else if (len > 1) {
        str = str.charAt(0) + '.' + str.slice(1);
      }
      str = str + (x.e < 0 ? 'e' : 'e+') + x.e;
    } else if (e < 0) {
      str = '0.' + getZeroString(-e - 1) + str;
      if (sd && (k = sd - len) > 0) str += getZeroString(k);
    } else if (e >= len) {
      str += getZeroString(e + 1 - len);
      if (sd && (k = sd - e - 1) > 0) str = str + '.' + getZeroString(k);
    } else {
      if ((k = e + 1) < len) str = str.slice(0, k) + '.' + str.slice(k);
      if (sd && (k = sd - len) > 0) {
        if (e + 1 === len) str += '.';
        str += getZeroString(k);
      }
    }
    return str;
  }

  // Calculate the base 10 exponent from the base 1e7 exponent.
  function getBase10Exponent(digits, e) {
    var w = digits[0];

    // Add the number of digits of the first word of the digits array.
    for (e *= LOG_BASE; w >= 10; w /= 10) {
      e++;
    }
    return e;
  }
  function getLn10(Ctor, sd, pr) {
    if (sd > LN10_PRECISION) {
      // Reset global state in case the exception is caught.
      external = true;
      if (pr) Ctor.precision = pr;
      throw Error(precisionLimitExceeded);
    }
    return finalise(new Ctor(LN10), sd, 1, true);
  }
  function getPi(Ctor, sd, rm) {
    if (sd > PI_PRECISION) throw Error(precisionLimitExceeded);
    return finalise(new Ctor(PI), sd, rm, true);
  }
  function getPrecision(digits) {
    var w = digits.length - 1,
      len = w * LOG_BASE + 1;
    w = digits[w];

    // If non-zero...
    if (w) {
      // Subtract the number of trailing zeros of the last word.
      for (; w % 10 == 0; w /= 10) {
        len--;
      }

      // Add the number of digits of the first word.
      for (w = digits[0]; w >= 10; w /= 10) {
        len++;
      }
    }
    return len;
  }
  function getZeroString(k) {
    var zs = '';
    for (; k--;) {
      zs += '0';
    }
    return zs;
  }

  /*
   * Return a new Decimal whose value is the value of Decimal `x` to the power `n`, where `n` is an
   * integer of type number.
   *
   * Implements 'exponentiation by squaring'. Called by `pow` and `parseOther`.
   *
   */
  function intPow(Ctor, x, n, pr) {
    var isTruncated,
      r = new Ctor(1),
      // Max n of 9007199254740991 takes 53 loop iterations.
      // Maximum digits array length; leaves [28, 34] guard digits.
      k = Math.ceil(pr / LOG_BASE + 4);
    external = false;
    for (;;) {
      if (n % 2) {
        r = r.times(x);
        if (truncate(r.d, k)) isTruncated = true;
      }
      n = mathfloor(n / 2);
      if (n === 0) {
        // To ensure correct rounding when r.d is truncated, increment the last word if it is zero.
        n = r.d.length - 1;
        if (isTruncated && r.d[n] === 0) ++r.d[n];
        break;
      }
      x = x.times(x);
      truncate(x.d, k);
    }
    external = true;
    return r;
  }
  function isOdd(n) {
    return n.d[n.d.length - 1] & 1;
  }

  /*
   * Handle `max` and `min`. `ltgt` is 'lt' or 'gt'.
   */
  function maxOrMin(Ctor, args, ltgt) {
    var y,
      x = new Ctor(args[0]),
      i = 0;
    for (; ++i < args.length;) {
      y = new Ctor(args[i]);
      if (!y.s) {
        x = y;
        break;
      } else if (x[ltgt](y)) {
        x = y;
      }
    }
    return x;
  }

  /*
   * Return a new Decimal whose value is the natural exponential of `x` rounded to `sd` significant
   * digits.
   *
   * Taylor/Maclaurin series.
   *
   * exp(x) = x^0/0! + x^1/1! + x^2/2! + x^3/3! + ...
   *
   * Argument reduction:
   *   Repeat x = x / 32, k += 5, until |x| < 0.1
   *   exp(x) = exp(x / 2^k)^(2^k)
   *
   * Previously, the argument was initially reduced by
   * exp(x) = exp(r) * 10^k  where r = x - k * ln10, k = floor(x / ln10)
   * to first put r in the range [0, ln10], before dividing by 32 until |x| < 0.1, but this was
   * found to be slower than just dividing repeatedly by 32 as above.
   *
   * Max integer argument: exp('20723265836946413') = 6.3e+9000000000000000
   * Min integer argument: exp('-20723265836946411') = 1.2e-9000000000000000
   * (Math object integer min/max: Math.exp(709) = 8.2e+307, Math.exp(-745) = 5e-324)
   *
   *  exp(Infinity)  = Infinity
   *  exp(-Infinity) = 0
   *  exp(NaN)       = NaN
   *  exp(±0)        = 1
   *
   *  exp(x) is non-terminating for any finite, non-zero x.
   *
   *  The result will always be correctly rounded.
   *
   */
  function naturalExponential(x, sd) {
    var denominator,
      guard,
      j,
      pow,
      sum,
      t,
      wpr,
      rep = 0,
      i = 0,
      k = 0,
      Ctor = x.constructor,
      rm = Ctor.rounding,
      pr = Ctor.precision;

    // 0/NaN/Infinity?
    if (!x.d || !x.d[0] || x.e > 17) {
      return new Ctor(x.d ? !x.d[0] ? 1 : x.s < 0 ? 0 : 1 / 0 : x.s ? x.s < 0 ? 0 : x : 0 / 0);
    }
    if (sd == null) {
      external = false;
      wpr = pr;
    } else {
      wpr = sd;
    }
    t = new Ctor(0.03125);

    // while abs(x) >= 0.1
    while (x.e > -2) {
      // x = x / 2^5
      x = x.times(t);
      k += 5;
    }

    // Use 2 * log10(2^k) + 5 (empirically derived) to estimate the increase in precision
    // necessary to ensure the first 4 rounding digits are correct.
    guard = Math.log(mathpow(2, k)) / Math.LN10 * 2 + 5 | 0;
    wpr += guard;
    denominator = pow = sum = new Ctor(1);
    Ctor.precision = wpr;
    for (;;) {
      pow = finalise(pow.times(x), wpr, 1);
      denominator = denominator.times(++i);
      t = sum.plus(divide(pow, denominator, wpr, 1));
      if (digitsToString(t.d).slice(0, wpr) === digitsToString(sum.d).slice(0, wpr)) {
        j = k;
        while (j--) {
          sum = finalise(sum.times(sum), wpr, 1);
        }

        // Check to see if the first 4 rounding digits are [49]999.
        // If so, repeat the summation with a higher precision, otherwise
        // e.g. with precision: 18, rounding: 1
        // exp(18.404272462595034083567793919843761) = 98372560.1229999999 (should be 98372560.123)
        // `wpr - guard` is the index of first rounding digit.
        if (sd == null) {
          if (rep < 3 && checkRoundingDigits(sum.d, wpr - guard, rm, rep)) {
            Ctor.precision = wpr += 10;
            denominator = pow = t = new Ctor(1);
            i = 0;
            rep++;
          } else {
            return finalise(sum, Ctor.precision = pr, rm, external = true);
          }
        } else {
          Ctor.precision = pr;
          return sum;
        }
      }
      sum = t;
    }
  }

  /*
   * Return a new Decimal whose value is the natural logarithm of `x` rounded to `sd` significant
   * digits.
   *
   *  ln(-n)        = NaN
   *  ln(0)         = -Infinity
   *  ln(-0)        = -Infinity
   *  ln(1)         = 0
   *  ln(Infinity)  = Infinity
   *  ln(-Infinity) = NaN
   *  ln(NaN)       = NaN
   *
   *  ln(n) (n != 1) is non-terminating.
   *
   */
  function naturalLogarithm(y, sd) {
    var c,
      c0,
      denominator,
      e,
      numerator,
      rep,
      sum,
      t,
      wpr,
      x1,
      x2,
      n = 1,
      guard = 10,
      x = y,
      xd = x.d,
      Ctor = x.constructor,
      rm = Ctor.rounding,
      pr = Ctor.precision;

    // Is x negative or Infinity, NaN, 0 or 1?
    if (x.s < 0 || !xd || !xd[0] || !x.e && xd[0] == 1 && xd.length == 1) {
      return new Ctor(xd && !xd[0] ? -1 / 0 : x.s != 1 ? NaN : xd ? 0 : x);
    }
    if (sd == null) {
      external = false;
      wpr = pr;
    } else {
      wpr = sd;
    }
    Ctor.precision = wpr += guard;
    c = digitsToString(xd);
    c0 = c.charAt(0);
    if (Math.abs(e = x.e) < 1.5e15) {
      // Argument reduction.
      // The series converges faster the closer the argument is to 1, so using
      // ln(a^b) = b * ln(a),   ln(a) = ln(a^b) / b
      // multiply the argument by itself until the leading digits of the significand are 7, 8, 9,
      // 10, 11, 12 or 13, recording the number of multiplications so the sum of the series can
      // later be divided by this number, then separate out the power of 10 using
      // ln(a*10^b) = ln(a) + b*ln(10).

      // max n is 21 (gives 0.9, 1.0 or 1.1) (9e15 / 21 = 4.2e14).
      //while (c0 < 9 && c0 != 1 || c0 == 1 && c.charAt(1) > 1) {
      // max n is 6 (gives 0.7 - 1.3)
      while (c0 < 7 && c0 != 1 || c0 == 1 && c.charAt(1) > 3) {
        x = x.times(y);
        c = digitsToString(x.d);
        c0 = c.charAt(0);
        n++;
      }
      e = x.e;
      if (c0 > 1) {
        x = new Ctor('0.' + c);
        e++;
      } else {
        x = new Ctor(c0 + '.' + c.slice(1));
      }
    } else {
      // The argument reduction method above may result in overflow if the argument y is a massive
      // number with exponent >= 1500000000000000 (9e15 / 6 = 1.5e15), so instead recall this
      // function using ln(x*10^e) = ln(x) + e*ln(10).
      t = getLn10(Ctor, wpr + 2, pr).times(e + '');
      x = naturalLogarithm(new Ctor(c0 + '.' + c.slice(1)), wpr - guard).plus(t);
      Ctor.precision = pr;
      return sd == null ? finalise(x, pr, rm, external = true) : x;
    }

    // x1 is x reduced to a value near 1.
    x1 = x;

    // Taylor series.
    // ln(y) = ln((1 + x)/(1 - x)) = 2(x + x^3/3 + x^5/5 + x^7/7 + ...)
    // where x = (y - 1)/(y + 1)    (|x| < 1)
    sum = numerator = x = divide(x.minus(1), x.plus(1), wpr, 1);
    x2 = finalise(x.times(x), wpr, 1);
    denominator = 3;
    for (;;) {
      numerator = finalise(numerator.times(x2), wpr, 1);
      t = sum.plus(divide(numerator, new Ctor(denominator), wpr, 1));
      if (digitsToString(t.d).slice(0, wpr) === digitsToString(sum.d).slice(0, wpr)) {
        sum = sum.times(2);

        // Reverse the argument reduction. Check that e is not 0 because, besides preventing an
        // unnecessary calculation, -0 + 0 = +0 and to ensure correct rounding -0 needs to stay -0.
        if (e !== 0) sum = sum.plus(getLn10(Ctor, wpr + 2, pr).times(e + ''));
        sum = divide(sum, new Ctor(n), wpr, 1);

        // Is rm > 3 and the first 4 rounding digits 4999, or rm < 4 (or the summation has
        // been repeated previously) and the first 4 rounding digits 9999?
        // If so, restart the summation with a higher precision, otherwise
        // e.g. with precision: 12, rounding: 1
        // ln(135520028.6126091714265381533) = 18.7246299999 when it should be 18.72463.
        // `wpr - guard` is the index of first rounding digit.
        if (sd == null) {
          if (checkRoundingDigits(sum.d, wpr - guard, rm, rep)) {
            Ctor.precision = wpr += guard;
            t = numerator = x = divide(x1.minus(1), x1.plus(1), wpr, 1);
            x2 = finalise(x.times(x), wpr, 1);
            denominator = rep = 1;
          } else {
            return finalise(sum, Ctor.precision = pr, rm, external = true);
          }
        } else {
          Ctor.precision = pr;
          return sum;
        }
      }
      sum = t;
      denominator += 2;
    }
  }

  // ±Infinity, NaN.
  function nonFiniteToString(x) {
    // Unsigned.
    return String(x.s * x.s / 0);
  }

  /*
   * Parse the value of a new Decimal `x` from string `str`.
   */
  function parseDecimal(x, str) {
    var e, i, len;

    // Decimal point?
    if ((e = str.indexOf('.')) > -1) str = str.replace('.', '');

    // Exponential form?
    if ((i = str.search(/e/i)) > 0) {
      // Determine exponent.
      if (e < 0) e = i;
      e += +str.slice(i + 1);
      str = str.substring(0, i);
    } else if (e < 0) {
      // Integer.
      e = str.length;
    }

    // Determine leading zeros.
    for (i = 0; str.charCodeAt(i) === 48; i++) {
      ;
    }

    // Determine trailing zeros.
    for (len = str.length; str.charCodeAt(len - 1) === 48; --len) {
      ;
    }
    str = str.slice(i, len);
    if (str) {
      len -= i;
      x.e = e = e - i - 1;
      x.d = [];

      // Transform base

      // e is the base 10 exponent.
      // i is where to slice str to get the first word of the digits array.
      i = (e + 1) % LOG_BASE;
      if (e < 0) i += LOG_BASE;
      if (i < len) {
        if (i) x.d.push(+str.slice(0, i));
        for (len -= LOG_BASE; i < len;) {
          x.d.push(+str.slice(i, i += LOG_BASE));
        }
        str = str.slice(i);
        i = LOG_BASE - str.length;
      } else {
        i -= len;
      }
      for (; i--;) {
        str += '0';
      }
      x.d.push(+str);
      if (external) {
        // Overflow?
        if (x.e > x.constructor.maxE) {
          // Infinity.
          x.d = null;
          x.e = NaN;

          // Underflow?
        } else if (x.e < x.constructor.minE) {
          // Zero.
          x.e = 0;
          x.d = [0];
          // x.constructor.underflow = true;
        } // else x.constructor.underflow = false;
      }
    } else {
      // Zero.
      x.e = 0;
      x.d = [0];
    }
    return x;
  }

  /*
   * Parse the value of a new Decimal `x` from a string `str`, which is not a decimal value.
   */
  function parseOther(x, str) {
    var base, Ctor, divisor, i, isFloat, len, p, xd, xe;
    if (str.indexOf('_') > -1) {
      str = str.replace(/(\d)_(?=\d)/g, '$1');
      if (isDecimal.test(str)) return parseDecimal(x, str);
    } else if (str === 'Infinity' || str === 'NaN') {
      if (!+str) x.s = NaN;
      x.e = NaN;
      x.d = null;
      return x;
    }
    if (isHex.test(str)) {
      base = 16;
      str = str.toLowerCase();
    } else if (isBinary.test(str)) {
      base = 2;
    } else if (isOctal.test(str)) {
      base = 8;
    } else {
      throw Error(invalidArgument + str);
    }

    // Is there a binary exponent part?
    i = str.search(/p/i);
    if (i > 0) {
      p = +str.slice(i + 1);
      str = str.substring(2, i);
    } else {
      str = str.slice(2);
    }

    // Convert `str` as an integer then divide the result by `base` raised to a power such that the
    // fraction part will be restored.
    i = str.indexOf('.');
    isFloat = i >= 0;
    Ctor = x.constructor;
    if (isFloat) {
      str = str.replace('.', '');
      len = str.length;
      i = len - i;

      // log[10](16) = 1.2041... , log[10](88) = 1.9444....
      divisor = intPow(Ctor, new Ctor(base), i, i * 2);
    }
    xd = convertBase(str, base, BASE);
    xe = xd.length - 1;

    // Remove trailing zeros.
    for (i = xe; xd[i] === 0; --i) {
      xd.pop();
    }
    if (i < 0) return new Ctor(x.s * 0);
    x.e = getBase10Exponent(xd, xe);
    x.d = xd;
    external = false;

    // At what precision to perform the division to ensure exact conversion?
    // maxDecimalIntegerPartDigitCount = ceil(log[10](b) * otherBaseIntegerPartDigitCount)
    // log[10](2) = 0.30103, log[10](8) = 0.90309, log[10](16) = 1.20412
    // E.g. ceil(1.2 * 3) = 4, so up to 4 decimal digits are needed to represent 3 hex int digits.
    // maxDecimalFractionPartDigitCount = {Hex:4|Oct:3|Bin:1} * otherBaseFractionPartDigitCount
    // Therefore using 4 * the number of digits of str will always be enough.
    if (isFloat) x = divide(x, divisor, len * 4);

    // Multiply by the binary exponent part if present.
    if (p) x = x.times(Math.abs(p) < 54 ? mathpow(2, p) : Decimal.pow(2, p));
    external = true;
    return x;
  }

  /*
   * sin(x) = x - x^3/3! + x^5/5! - ...
   * |x| < pi/2
   *
   */
  function sine(Ctor, x) {
    var k,
      len = x.d.length;
    if (len < 3) {
      return x.isZero() ? x : taylorSeries(Ctor, 2, x, x);
    }

    // Argument reduction: sin(5x) = 16*sin^5(x) - 20*sin^3(x) + 5*sin(x)
    // i.e. sin(x) = 16*sin^5(x/5) - 20*sin^3(x/5) + 5*sin(x/5)
    // and  sin(x) = sin(x/5)(5 + sin^2(x/5)(16sin^2(x/5) - 20))

    // Estimate the optimum number of times to use the argument reduction.
    k = 1.4 * Math.sqrt(len);
    k = k > 16 ? 16 : k | 0;
    x = x.times(1 / tinyPow(5, k));
    x = taylorSeries(Ctor, 2, x, x);

    // Reverse argument reduction
    var sin2_x,
      d5 = new Ctor(5),
      d16 = new Ctor(16),
      d20 = new Ctor(20);
    for (; k--;) {
      sin2_x = x.times(x);
      x = x.times(d5.plus(sin2_x.times(d16.times(sin2_x).minus(d20))));
    }
    return x;
  }

  // Calculate Taylor series for `cos`, `cosh`, `sin` and `sinh`.
  function taylorSeries(Ctor, n, x, y, isHyperbolic) {
    var j,
      t,
      u,
      x2,
      i = 1,
      pr = Ctor.precision,
      k = Math.ceil(pr / LOG_BASE);
    external = false;
    x2 = x.times(x);
    u = new Ctor(y);
    for (;;) {
      t = divide(u.times(x2), new Ctor(n++ * n++), pr, 1);
      u = isHyperbolic ? y.plus(t) : y.minus(t);
      y = divide(t.times(x2), new Ctor(n++ * n++), pr, 1);
      t = u.plus(y);
      if (t.d[k] !== void 0) {
        for (j = k; t.d[j] === u.d[j] && j--;) {
          ;
        }
        if (j == -1) break;
      }
      j = u;
      u = y;
      y = t;
      t = j;
      i++;
    }
    external = true;
    t.d.length = k + 1;
    return t;
  }

  // Exponent e must be positive and non-zero.
  function tinyPow(b, e) {
    var n = b;
    while (--e) {
      n *= b;
    }
    return n;
  }

  // Return the absolute value of `x` reduced to less than or equal to half pi.
  function toLessThanHalfPi(Ctor, x) {
    var t,
      isNeg = x.s < 0,
      pi = getPi(Ctor, Ctor.precision, 1),
      halfPi = pi.times(0.5);
    x = x.abs();
    if (x.lte(halfPi)) {
      quadrant = isNeg ? 4 : 1;
      return x;
    }
    t = x.divToInt(pi);
    if (t.isZero()) {
      quadrant = isNeg ? 3 : 2;
    } else {
      x = x.minus(t.times(pi));

      // 0 <= x < pi
      if (x.lte(halfPi)) {
        quadrant = isOdd(t) ? isNeg ? 2 : 3 : isNeg ? 4 : 1;
        return x;
      }
      quadrant = isOdd(t) ? isNeg ? 1 : 4 : isNeg ? 3 : 2;
    }
    return x.minus(pi).abs();
  }

  /*
   * Return the value of Decimal `x` as a string in base `baseOut`.
   *
   * If the optional `sd` argument is present include a binary exponent suffix.
   */
  function toStringBinary(x, baseOut, sd, rm) {
    var base,
      e,
      i,
      k,
      len,
      roundUp,
      str,
      xd,
      y,
      Ctor = x.constructor,
      isExp = sd !== void 0;
    if (isExp) {
      checkInt32(sd, 1, MAX_DIGITS);
      if (rm === void 0) rm = Ctor.rounding;else checkInt32(rm, 0, 8);
    } else {
      sd = Ctor.precision;
      rm = Ctor.rounding;
    }
    if (!x.isFinite()) {
      str = nonFiniteToString(x);
    } else {
      str = finiteToString(x);
      i = str.indexOf('.');

      // Use exponential notation according to `toExpPos` and `toExpNeg`? No, but if required:
      // maxBinaryExponent = floor((decimalExponent + 1) * log[2](10))
      // minBinaryExponent = floor(decimalExponent * log[2](10))
      // log[2](10) = 3.321928094887362347870319429489390175864

      if (isExp) {
        base = 2;
        if (baseOut == 16) {
          sd = sd * 4 - 3;
        } else if (baseOut == 8) {
          sd = sd * 3 - 2;
        }
      } else {
        base = baseOut;
      }

      // Convert the number as an integer then divide the result by its base raised to a power such
      // that the fraction part will be restored.

      // Non-integer.
      if (i >= 0) {
        str = str.replace('.', '');
        y = new Ctor(1);
        y.e = str.length - i;
        y.d = convertBase(finiteToString(y), 10, base);
        y.e = y.d.length;
      }
      xd = convertBase(str, 10, base);
      e = len = xd.length;

      // Remove trailing zeros.
      for (; xd[--len] == 0;) {
        xd.pop();
      }
      if (!xd[0]) {
        str = isExp ? '0p+0' : '0';
      } else {
        if (i < 0) {
          e--;
        } else {
          x = new Ctor(x);
          x.d = xd;
          x.e = e;
          x = divide(x, y, sd, rm, 0, base);
          xd = x.d;
          e = x.e;
          roundUp = inexact;
        }

        // The rounding digit, i.e. the digit after the digit that may be rounded up.
        i = xd[sd];
        k = base / 2;
        roundUp = roundUp || xd[sd + 1] !== void 0;
        roundUp = rm < 4 ? (i !== void 0 || roundUp) && (rm === 0 || rm === (x.s < 0 ? 3 : 2)) : i > k || i === k && (rm === 4 || roundUp || rm === 6 && xd[sd - 1] & 1 || rm === (x.s < 0 ? 8 : 7));
        xd.length = sd;
        if (roundUp) {
          // Rounding up may mean the previous digit has to be rounded up and so on.
          for (; ++xd[--sd] > base - 1;) {
            xd[sd] = 0;
            if (!sd) {
              ++e;
              xd.unshift(1);
            }
          }
        }

        // Determine trailing zeros.
        for (len = xd.length; !xd[len - 1]; --len) {
          ;
        }

        // E.g. [4, 11, 15] becomes 4bf.
        for (i = 0, str = ''; i < len; i++) {
          str += NUMERALS.charAt(xd[i]);
        }

        // Add binary exponent suffix?
        if (isExp) {
          if (len > 1) {
            if (baseOut == 16 || baseOut == 8) {
              i = baseOut == 16 ? 4 : 3;
              for (--len; len % i; len++) {
                str += '0';
              }
              xd = convertBase(str, base, baseOut);
              for (len = xd.length; !xd[len - 1]; --len) {
                ;
              }

              // xd[0] will always be be 1
              for (i = 1, str = '1.'; i < len; i++) {
                str += NUMERALS.charAt(xd[i]);
              }
            } else {
              str = str.charAt(0) + '.' + str.slice(1);
            }
          }
          str = str + (e < 0 ? 'p' : 'p+') + e;
        } else if (e < 0) {
          for (; ++e;) {
            str = '0' + str;
          }
          str = '0.' + str;
        } else {
          if (++e > len) for (e -= len; e--;) {
            str += '0';
          } else if (e < len) str = str.slice(0, e) + '.' + str.slice(e);
        }
      }
      str = (baseOut == 16 ? '0x' : baseOut == 2 ? '0b' : baseOut == 8 ? '0o' : '') + str;
    }
    return x.s < 0 ? '-' + str : str;
  }

  // Does not strip trailing zeros.
  function truncate(arr, len) {
    if (arr.length > len) {
      arr.length = len;
      return true;
    }
  }

  // Decimal methods

  /*
   *  abs
   *  acos
   *  acosh
   *  add
   *  asin
   *  asinh
   *  atan
   *  atanh
   *  atan2
   *  cbrt
   *  ceil
   *  clamp
   *  clone
   *  config
   *  cos
   *  cosh
   *  div
   *  exp
   *  floor
   *  hypot
   *  ln
   *  log
   *  log2
   *  log10
   *  max
   *  min
   *  mod
   *  mul
   *  pow
   *  random
   *  round
   *  set
   *  sign
   *  sin
   *  sinh
   *  sqrt
   *  sub
   *  sum
   *  tan
   *  tanh
   *  trunc
   */

  /*
   * Return a new Decimal whose value is the absolute value of `x`.
   *
   * x {number|string|Decimal}
   *
   */
  function abs(x) {
    return new this(x).abs();
  }

  /*
   * Return a new Decimal whose value is the arccosine in radians of `x`.
   *
   * x {number|string|Decimal}
   *
   */
  function acos(x) {
    return new this(x).acos();
  }

  /*
   * Return a new Decimal whose value is the inverse of the hyperbolic cosine of `x`, rounded to
   * `precision` significant digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal} A value in radians.
   *
   */
  function acosh(x) {
    return new this(x).acosh();
  }

  /*
   * Return a new Decimal whose value is the sum of `x` and `y`, rounded to `precision` significant
   * digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal}
   * y {number|string|Decimal}
   *
   */
  function add(x, y) {
    return new this(x).plus(y);
  }

  /*
   * Return a new Decimal whose value is the arcsine in radians of `x`, rounded to `precision`
   * significant digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal}
   *
   */
  function asin(x) {
    return new this(x).asin();
  }

  /*
   * Return a new Decimal whose value is the inverse of the hyperbolic sine of `x`, rounded to
   * `precision` significant digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal} A value in radians.
   *
   */
  function asinh(x) {
    return new this(x).asinh();
  }

  /*
   * Return a new Decimal whose value is the arctangent in radians of `x`, rounded to `precision`
   * significant digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal}
   *
   */
  function atan(x) {
    return new this(x).atan();
  }

  /*
   * Return a new Decimal whose value is the inverse of the hyperbolic tangent of `x`, rounded to
   * `precision` significant digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal} A value in radians.
   *
   */
  function atanh(x) {
    return new this(x).atanh();
  }

  /*
   * Return a new Decimal whose value is the arctangent in radians of `y/x` in the range -pi to pi
   * (inclusive), rounded to `precision` significant digits using rounding mode `rounding`.
   *
   * Domain: [-Infinity, Infinity]
   * Range: [-pi, pi]
   *
   * y {number|string|Decimal} The y-coordinate.
   * x {number|string|Decimal} The x-coordinate.
   *
   * atan2(±0, -0)               = ±pi
   * atan2(±0, +0)               = ±0
   * atan2(±0, -x)               = ±pi for x > 0
   * atan2(±0, x)                = ±0 for x > 0
   * atan2(-y, ±0)               = -pi/2 for y > 0
   * atan2(y, ±0)                = pi/2 for y > 0
   * atan2(±y, -Infinity)        = ±pi for finite y > 0
   * atan2(±y, +Infinity)        = ±0 for finite y > 0
   * atan2(±Infinity, x)         = ±pi/2 for finite x
   * atan2(±Infinity, -Infinity) = ±3*pi/4
   * atan2(±Infinity, +Infinity) = ±pi/4
   * atan2(NaN, x) = NaN
   * atan2(y, NaN) = NaN
   *
   */
  function atan2(y, x) {
    y = new this(y);
    x = new this(x);
    var r,
      pr = this.precision,
      rm = this.rounding,
      wpr = pr + 4;

    // Either NaN
    if (!y.s || !x.s) {
      r = new this(NaN);

      // Both ±Infinity
    } else if (!y.d && !x.d) {
      r = getPi(this, wpr, 1).times(x.s > 0 ? 0.25 : 0.75);
      r.s = y.s;

      // x is ±Infinity or y is ±0
    } else if (!x.d || y.isZero()) {
      r = x.s < 0 ? getPi(this, pr, rm) : new this(0);
      r.s = y.s;

      // y is ±Infinity or x is ±0
    } else if (!y.d || x.isZero()) {
      r = getPi(this, wpr, 1).times(0.5);
      r.s = y.s;

      // Both non-zero and finite
    } else if (x.s < 0) {
      this.precision = wpr;
      this.rounding = 1;
      r = this.atan(divide(y, x, wpr, 1));
      x = getPi(this, wpr, 1);
      this.precision = pr;
      this.rounding = rm;
      r = y.s < 0 ? r.minus(x) : r.plus(x);
    } else {
      r = this.atan(divide(y, x, wpr, 1));
    }
    return r;
  }

  /*
   * Return a new Decimal whose value is the cube root of `x`, rounded to `precision` significant
   * digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal}
   *
   */
  function cbrt(x) {
    return new this(x).cbrt();
  }

  /*
   * Return a new Decimal whose value is `x` rounded to an integer using `ROUND_CEIL`.
   *
   * x {number|string|Decimal}
   *
   */
  function ceil(x) {
    return finalise(x = new this(x), x.e + 1, 2);
  }

  /*
   * Return a new Decimal whose value is `x` clamped to the range delineated by `min` and `max`.
   *
   * x {number|string|Decimal}
   * min {number|string|Decimal}
   * max {number|string|Decimal}
   *
   */
  function clamp(x, min, max) {
    return new this(x).clamp(min, max);
  }

  /*
   * Configure global settings for a Decimal constructor.
   *
   * `obj` is an object with one or more of the following properties,
   *
   *   precision  {number}
   *   rounding   {number}
   *   toExpNeg   {number}
   *   toExpPos   {number}
   *   maxE       {number}
   *   minE       {number}
   *   modulo     {number}
   *   crypto     {boolean|number}
   *   defaults   {true}
   *
   * E.g. Decimal.config({ precision: 20, rounding: 4 })
   *
   */
  function config(obj) {
    if (!obj || _typeof(obj) !== 'object') throw Error(decimalError + 'Object expected');
    var i,
      p,
      v,
      useDefaults = obj.defaults === true,
      ps = ['precision', 1, MAX_DIGITS, 'rounding', 0, 8, 'toExpNeg', -EXP_LIMIT, 0, 'toExpPos', 0, EXP_LIMIT, 'maxE', 0, EXP_LIMIT, 'minE', -EXP_LIMIT, 0, 'modulo', 0, 9];
    for (i = 0; i < ps.length; i += 3) {
      if (p = ps[i], useDefaults) this[p] = DEFAULTS[p];
      if ((v = obj[p]) !== void 0) {
        if (mathfloor(v) === v && v >= ps[i + 1] && v <= ps[i + 2]) this[p] = v;else throw Error(invalidArgument + p + ': ' + v);
      }
    }
    if (p = 'crypto', useDefaults) this[p] = DEFAULTS[p];
    if ((v = obj[p]) !== void 0) {
      if (v === true || v === false || v === 0 || v === 1) {
        if (v) {
          if (typeof crypto != 'undefined' && crypto && (crypto.getRandomValues || crypto.randomBytes)) {
            this[p] = true;
          } else {
            throw Error(cryptoUnavailable);
          }
        } else {
          this[p] = false;
        }
      } else {
        throw Error(invalidArgument + p + ': ' + v);
      }
    }
    return this;
  }

  /*
   * Return a new Decimal whose value is the cosine of `x`, rounded to `precision` significant
   * digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal} A value in radians.
   *
   */
  function cos(x) {
    return new this(x).cos();
  }

  /*
   * Return a new Decimal whose value is the hyperbolic cosine of `x`, rounded to precision
   * significant digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal} A value in radians.
   *
   */
  function cosh(x) {
    return new this(x).cosh();
  }

  /*
   * Create and return a Decimal constructor with the same configuration properties as this Decimal
   * constructor.
   *
   */
  function clone(obj) {
    var i, p, ps;

    /*
     * The Decimal constructor and exported function.
     * Return a new Decimal instance.
     *
     * v {number|string|Decimal} A numeric value.
     *
     */
    function Decimal(v) {
      var e,
        i,
        t,
        x = this;

      // Decimal called without new.
      if (!(x instanceof Decimal)) return new Decimal(v);

      // Retain a reference to this Decimal constructor, and shadow Decimal.prototype.constructor
      // which points to Object.
      x.constructor = Decimal;

      // Duplicate.
      if (isDecimalInstance(v)) {
        x.s = v.s;
        if (external) {
          if (!v.d || v.e > Decimal.maxE) {
            // Infinity.
            x.e = NaN;
            x.d = null;
          } else if (v.e < Decimal.minE) {
            // Zero.
            x.e = 0;
            x.d = [0];
          } else {
            x.e = v.e;
            x.d = v.d.slice();
          }
        } else {
          x.e = v.e;
          x.d = v.d ? v.d.slice() : v.d;
        }
        return;
      }
      t = _typeof(v);
      if (t === 'number') {
        if (v === 0) {
          x.s = 1 / v < 0 ? -1 : 1;
          x.e = 0;
          x.d = [0];
          return;
        }
        if (v < 0) {
          v = -v;
          x.s = -1;
        } else {
          x.s = 1;
        }

        // Fast path for small integers.
        if (v === ~~v && v < 1e7) {
          for (e = 0, i = v; i >= 10; i /= 10) {
            e++;
          }
          if (external) {
            if (e > Decimal.maxE) {
              x.e = NaN;
              x.d = null;
            } else if (e < Decimal.minE) {
              x.e = 0;
              x.d = [0];
            } else {
              x.e = e;
              x.d = [v];
            }
          } else {
            x.e = e;
            x.d = [v];
          }
          return;

          // Infinity, NaN.
        } else if (v * 0 !== 0) {
          if (!v) x.s = NaN;
          x.e = NaN;
          x.d = null;
          return;
        }
        return parseDecimal(x, v.toString());
      } else if (t !== 'string') {
        throw Error(invalidArgument + v);
      }

      // Minus sign?
      if ((i = v.charCodeAt(0)) === 45) {
        v = v.slice(1);
        x.s = -1;
      } else {
        // Plus sign?
        if (i === 43) v = v.slice(1);
        x.s = 1;
      }
      return isDecimal.test(v) ? parseDecimal(x, v) : parseOther(x, v);
    }
    Decimal.prototype = P;
    Decimal.ROUND_UP = 0;
    Decimal.ROUND_DOWN = 1;
    Decimal.ROUND_CEIL = 2;
    Decimal.ROUND_FLOOR = 3;
    Decimal.ROUND_HALF_UP = 4;
    Decimal.ROUND_HALF_DOWN = 5;
    Decimal.ROUND_HALF_EVEN = 6;
    Decimal.ROUND_HALF_CEIL = 7;
    Decimal.ROUND_HALF_FLOOR = 8;
    Decimal.EUCLID = 9;
    Decimal.config = Decimal.set = config;
    Decimal.clone = clone;
    Decimal.isDecimal = isDecimalInstance;
    Decimal.abs = abs;
    Decimal.acos = acos;
    Decimal.acosh = acosh; // ES6
    Decimal.add = add;
    Decimal.asin = asin;
    Decimal.asinh = asinh; // ES6
    Decimal.atan = atan;
    Decimal.atanh = atanh; // ES6
    Decimal.atan2 = atan2;
    Decimal.cbrt = cbrt; // ES6
    Decimal.ceil = ceil;
    Decimal.clamp = clamp;
    Decimal.cos = cos;
    Decimal.cosh = cosh; // ES6
    Decimal.div = div;
    Decimal.exp = exp;
    Decimal.floor = floor;
    Decimal.hypot = hypot; // ES6
    Decimal.ln = ln;
    Decimal.log = log;
    Decimal.log10 = log10; // ES6
    Decimal.log2 = log2; // ES6
    Decimal.max = max;
    Decimal.min = min;
    Decimal.mod = mod;
    Decimal.mul = mul;
    Decimal.pow = pow;
    Decimal.random = random;
    Decimal.round = round;
    Decimal.sign = sign; // ES6
    Decimal.sin = sin;
    Decimal.sinh = sinh; // ES6
    Decimal.sqrt = sqrt;
    Decimal.sub = sub;
    Decimal.sum = sum;
    Decimal.tan = tan;
    Decimal.tanh = tanh; // ES6
    Decimal.trunc = trunc; // ES6

    if (obj === void 0) obj = {};
    if (obj) {
      if (obj.defaults !== true) {
        ps = ['precision', 'rounding', 'toExpNeg', 'toExpPos', 'maxE', 'minE', 'modulo', 'crypto'];
        for (i = 0; i < ps.length;) {
          if (!obj.hasOwnProperty(p = ps[i++])) obj[p] = this[p];
        }
      }
    }
    Decimal.config(obj);
    return Decimal;
  }

  /*
   * Return a new Decimal whose value is `x` divided by `y`, rounded to `precision` significant
   * digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal}
   * y {number|string|Decimal}
   *
   */
  function div(x, y) {
    return new this(x).div(y);
  }

  /*
   * Return a new Decimal whose value is the natural exponential of `x`, rounded to `precision`
   * significant digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal} The power to which to raise the base of the natural log.
   *
   */
  function exp(x) {
    return new this(x).exp();
  }

  /*
   * Return a new Decimal whose value is `x` round to an integer using `ROUND_FLOOR`.
   *
   * x {number|string|Decimal}
   *
   */
  function floor(x) {
    return finalise(x = new this(x), x.e + 1, 3);
  }

  /*
   * Return a new Decimal whose value is the square root of the sum of the squares of the arguments,
   * rounded to `precision` significant digits using rounding mode `rounding`.
   *
   * hypot(a, b, ...) = sqrt(a^2 + b^2 + ...)
   *
   * arguments {number|string|Decimal}
   *
   */
  function hypot() {
    var i,
      n,
      t = new this(0);
    external = false;
    for (i = 0; i < arguments.length;) {
      n = new this(arguments[i++]);
      if (!n.d) {
        if (n.s) {
          external = true;
          return new this(1 / 0);
        }
        t = n;
      } else if (t.d) {
        t = t.plus(n.times(n));
      }
    }
    external = true;
    return t.sqrt();
  }

  /*
   * Return true if object is a Decimal instance (where Decimal is any Decimal constructor),
   * otherwise return false.
   *
   */
  function isDecimalInstance(obj) {
    return obj instanceof Decimal || obj && obj.toStringTag === tag || false;
  }

  /*
   * Return a new Decimal whose value is the natural logarithm of `x`, rounded to `precision`
   * significant digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal}
   *
   */
  function ln(x) {
    return new this(x).ln();
  }

  /*
   * Return a new Decimal whose value is the log of `x` to the base `y`, or to base 10 if no base
   * is specified, rounded to `precision` significant digits using rounding mode `rounding`.
   *
   * log[y](x)
   *
   * x {number|string|Decimal} The argument of the logarithm.
   * y {number|string|Decimal} The base of the logarithm.
   *
   */
  function log(x, y) {
    return new this(x).log(y);
  }

  /*
   * Return a new Decimal whose value is the base 2 logarithm of `x`, rounded to `precision`
   * significant digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal}
   *
   */
  function log2(x) {
    return new this(x).log(2);
  }

  /*
   * Return a new Decimal whose value is the base 10 logarithm of `x`, rounded to `precision`
   * significant digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal}
   *
   */
  function log10(x) {
    return new this(x).log(10);
  }

  /*
   * Return a new Decimal whose value is the maximum of the arguments.
   *
   * arguments {number|string|Decimal}
   *
   */
  function max() {
    return maxOrMin(this, arguments, 'lt');
  }

  /*
   * Return a new Decimal whose value is the minimum of the arguments.
   *
   * arguments {number|string|Decimal}
   *
   */
  function min() {
    return maxOrMin(this, arguments, 'gt');
  }

  /*
   * Return a new Decimal whose value is `x` modulo `y`, rounded to `precision` significant digits
   * using rounding mode `rounding`.
   *
   * x {number|string|Decimal}
   * y {number|string|Decimal}
   *
   */
  function mod(x, y) {
    return new this(x).mod(y);
  }

  /*
   * Return a new Decimal whose value is `x` multiplied by `y`, rounded to `precision` significant
   * digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal}
   * y {number|string|Decimal}
   *
   */
  function mul(x, y) {
    return new this(x).mul(y);
  }

  /*
   * Return a new Decimal whose value is `x` raised to the power `y`, rounded to precision
   * significant digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal} The base.
   * y {number|string|Decimal} The exponent.
   *
   */
  function pow(x, y) {
    return new this(x).pow(y);
  }

  /*
   * Returns a new Decimal with a random value equal to or greater than 0 and less than 1, and with
   * `sd`, or `Decimal.precision` if `sd` is omitted, significant digits (or less if trailing zeros
   * are produced).
   *
   * [sd] {number} Significant digits. Integer, 0 to MAX_DIGITS inclusive.
   *
   */
  function random(sd) {
    var d,
      e,
      k,
      n,
      i = 0,
      r = new this(1),
      rd = [];
    if (sd === void 0) sd = this.precision;else checkInt32(sd, 1, MAX_DIGITS);
    k = Math.ceil(sd / LOG_BASE);
    if (!this.crypto) {
      for (; i < k;) {
        rd[i++] = Math.random() * 1e7 | 0;
      }

      // Browsers supporting crypto.getRandomValues.
    } else if (crypto.getRandomValues) {
      d = crypto.getRandomValues(new Uint32Array(k));
      for (; i < k;) {
        n = d[i];

        // 0 <= n < 4294967296
        // Probability n >= 4.29e9, is 4967296 / 4294967296 = 0.00116 (1 in 865).
        if (n >= 4.29e9) {
          d[i] = crypto.getRandomValues(new Uint32Array(1))[0];
        } else {
          // 0 <= n <= 4289999999
          // 0 <= (n % 1e7) <= 9999999
          rd[i++] = n % 1e7;
        }
      }

      // Node.js supporting crypto.randomBytes.
    } else if (crypto.randomBytes) {
      // buffer
      d = crypto.randomBytes(k *= 4);
      for (; i < k;) {
        // 0 <= n < 2147483648
        n = d[i] + (d[i + 1] << 8) + (d[i + 2] << 16) + ((d[i + 3] & 0x7f) << 24);

        // Probability n >= 2.14e9, is 7483648 / 2147483648 = 0.0035 (1 in 286).
        if (n >= 2.14e9) {
          crypto.randomBytes(4).copy(d, i);
        } else {
          // 0 <= n <= 2139999999
          // 0 <= (n % 1e7) <= 9999999
          rd.push(n % 1e7);
          i += 4;
        }
      }
      i = k / 4;
    } else {
      throw Error(cryptoUnavailable);
    }
    k = rd[--i];
    sd %= LOG_BASE;

    // Convert trailing digits to zeros according to sd.
    if (k && sd) {
      n = mathpow(10, LOG_BASE - sd);
      rd[i] = (k / n | 0) * n;
    }

    // Remove trailing words which are zero.
    for (; rd[i] === 0; i--) {
      rd.pop();
    }

    // Zero?
    if (i < 0) {
      e = 0;
      rd = [0];
    } else {
      e = -1;

      // Remove leading words which are zero and adjust exponent accordingly.
      for (; rd[0] === 0; e -= LOG_BASE) {
        rd.shift();
      }

      // Count the digits of the first word of rd to determine leading zeros.
      for (k = 1, n = rd[0]; n >= 10; n /= 10) {
        k++;
      }

      // Adjust the exponent for leading zeros of the first word of rd.
      if (k < LOG_BASE) e -= LOG_BASE - k;
    }
    r.e = e;
    r.d = rd;
    return r;
  }

  /*
   * Return a new Decimal whose value is `x` rounded to an integer using rounding mode `rounding`.
   *
   * To emulate `Math.round`, set rounding to 7 (ROUND_HALF_CEIL).
   *
   * x {number|string|Decimal}
   *
   */
  function round(x) {
    return finalise(x = new this(x), x.e + 1, this.rounding);
  }

  /*
   * Return
   *   1    if x > 0,
   *  -1    if x < 0,
   *   0    if x is 0,
   *  -0    if x is -0,
   *   NaN  otherwise
   *
   * x {number|string|Decimal}
   *
   */
  function sign(x) {
    x = new this(x);
    return x.d ? x.d[0] ? x.s : 0 * x.s : x.s || NaN;
  }

  /*
   * Return a new Decimal whose value is the sine of `x`, rounded to `precision` significant digits
   * using rounding mode `rounding`.
   *
   * x {number|string|Decimal} A value in radians.
   *
   */
  function sin(x) {
    return new this(x).sin();
  }

  /*
   * Return a new Decimal whose value is the hyperbolic sine of `x`, rounded to `precision`
   * significant digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal} A value in radians.
   *
   */
  function sinh(x) {
    return new this(x).sinh();
  }

  /*
   * Return a new Decimal whose value is the square root of `x`, rounded to `precision` significant
   * digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal}
   *
   */
  function sqrt(x) {
    return new this(x).sqrt();
  }

  /*
   * Return a new Decimal whose value is `x` minus `y`, rounded to `precision` significant digits
   * using rounding mode `rounding`.
   *
   * x {number|string|Decimal}
   * y {number|string|Decimal}
   *
   */
  function sub(x, y) {
    return new this(x).sub(y);
  }

  /*
   * Return a new Decimal whose value is the sum of the arguments, rounded to `precision`
   * significant digits using rounding mode `rounding`.
   *
   * Only the result is rounded, not the intermediate calculations.
   *
   * arguments {number|string|Decimal}
   *
   */
  function sum() {
    var i = 0,
      args = arguments,
      x = new this(args[i]);
    external = false;
    for (; x.s && ++i < args.length;) {
      x = x.plus(args[i]);
    }
    external = true;
    return finalise(x, this.precision, this.rounding);
  }

  /*
   * Return a new Decimal whose value is the tangent of `x`, rounded to `precision` significant
   * digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal} A value in radians.
   *
   */
  function tan(x) {
    return new this(x).tan();
  }

  /*
   * Return a new Decimal whose value is the hyperbolic tangent of `x`, rounded to `precision`
   * significant digits using rounding mode `rounding`.
   *
   * x {number|string|Decimal} A value in radians.
   *
   */
  function tanh(x) {
    return new this(x).tanh();
  }

  /*
   * Return a new Decimal whose value is `x` truncated to an integer.
   *
   * x {number|string|Decimal}
   *
   */
  function trunc(x) {
    return finalise(x = new this(x), x.e + 1, 1);
  }

  // Create and configure initial Decimal constructor.
  Decimal = clone(DEFAULTS);
  Decimal.prototype.constructor = Decimal;
  Decimal['default'] = Decimal.Decimal = Decimal;

  // Create the internal constants from their string values.
  LN10 = new Decimal(LN10);
  PI = new Decimal(PI);

  // Export.

  // AMD.
  if (true) {
    !(__WEBPACK_AMD_DEFINE_RESULT__ = (function () {
      return Decimal;
    }).call(exports, __webpack_require__, exports, module),
				__WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__));

    // Node and other environments that support module.exports.
  } else {}
})(this);

/***/ })
]]);
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