javascript - 未处理的 promise 拒绝 : Zone. js 已检测到 ZoneAwarePromise `(window|global).Promise` 已被覆盖

标签 javascript angular typescript webpack

我已经尝试将 Angular2 快速启动代码合并到我当前的 webpack 构建中,似乎有什么东西覆盖了 zone.js promise 这是抛出这个错误。根据我看到的大多数 stackoverflow 帖子,zone.js需要在任何可能包含 promise 的文件之后加载文件。

我假设正在发生的是具有 <src> 的 html标记为 zone.js在 webpack 加载 node_module 的其余部分之前加载文件文件。

有什么想法或建议吗?


这是 package.json我正在使用。

{
  "name": "site-pinger",
  "version": "1.0.0",
  "description": "",
  "scripts": {
    "build:watch": "webpack --colors --progress --watch",
    "build": "webpack --colors --progress",
    "start": "webpack-dev-server --progress --colors --hot --inline --port 3000"
  },
  "author": "",
  "license": "ISC",
  "standard": {
    "parser": "babel-eslint"
  },
  "babel": {
    "presets": [
      "latest",
      "stage-0"
    ]
  },
  "devDependencies": {
    "@types/jasmine": "2.5.36",
    "@types/node": "^6.0.46",
    "babel-core": "^6.17.0",
    "babel-eslint": "^7.0.0",
    "babel-loader": "^6.2.5",
    "babel-polyfill": "^6.16.0",
    "babel-preset-latest": "^6.16.0",
    "babel-preset-stage-0": "^6.16.0",
    "canonical-path": "0.0.2",
    "concurrently": "^3.2.0",
    "extract-text-webpack-plugin": "^2.1.0",
    "file-loader": "^0.9.0",
    "html-loader": "^0.4.5",
    "html-webpack-plugin": "^2.28.0",
    "jasmine-core": "~2.4.1",
    "json-loader": "^0.5.4",
    "karma": "^1.3.0",
    "karma-chrome-launcher": "^2.0.0",
    "karma-cli": "^1.0.1",
    "karma-jasmine": "^1.0.2",
    "karma-jasmine-html-reporter": "^0.2.2",
    "lodash": "^4.16.4",
    "protractor": "~4.0.14",
    "rimraf": "^2.5.4",
    "standard": "^8.4.0",
    "style-loader": "^0.13.2",
    "ts-loader": "^2.0.1",
    "tslint": "^3.15.1",
    "typescript": "~2.0.10",
    "url-loader": "^0.5.8",
    "webpack": "^2.1.0",
    "webpack-dev-server": "^2.4.1"
  },
  "dependencies": {
    "@angular/common": "~2.4.0",
    "@angular/compiler": "~2.4.0",
    "@angular/core": "~2.4.0",
    "@angular/forms": "~2.4.0",
    "@angular/http": "~2.4.0",
    "@angular/platform-browser": "~2.4.0",
    "@angular/platform-browser-dynamic": "~2.4.0",
    "@angular/router": "~3.4.0",
    "angular-in-memory-web-api": "~0.2.4",
    "systemjs": "0.19.40",
    "core-js": "^2.4.1",
    "rxjs": "5.0.1",
    "zone.js": "^0.7.4"
  },
  "repository": {}
}

这是 webpack.config.js文件

'use strict'

const webpack = require('webpack')
const ExtractTextPlugin = require('extract-text-webpack-plugin')
const HtmlWebpackPlugin = require('html-webpack-plugin')

const devtool = 'source-map'

const devServer = {
  historyApiFallback: true
}

const entry = {
  main: [
    'babel-polyfill',
    './src/main'
  ],
}

const output = {
  filename: '[name].js',
  path: __dirname + '/dist',
  publicPath: '/'
}

const extensions = [
  '.js',
  '.ts',
  '.css',
  '.html'
]

const modules = [
  'node_modules',
  'lib'
]

const rules = [{
  test: /.ts$/,
  exclude: /node_modules/,
  loaders: ['ts-loader']
}, {
  test: /.js$/,
  exclude: /node_modules/,
  loaders: ['babel-loader']
}, {
  test: /.css$/,
  loader: ExtractTextPlugin.extract({ fallback: 'style-loader', use: 'css-loader' })
}, {
  test: /.html$/,
  exclude: /node_modules/,
  include: /static/,
  loader: 'html-loader'
}, {
  test: /.(ico|png|eot|svg|ttf|woff|woff2)$/,
  loader: 'url?limit=10000'
}]

const plugins = [
  new ExtractTextPlugin('[name].css'),
  new HtmlWebpackPlugin({
    hash: true,
    inject: 'head',
    template: 'static/index.html'
  }),
  new webpack.optimize.CommonsChunkPlugin({
    name: 'vendor',
    minChunks: Infinity
  })
]

module.exports = {
  devtool,
  devServer,
  entry,
  output,
  resolve: {
    extensions,
    modules
  },
  module: {
    rules
  },
  plugins
}

这是我的 index.html,我在其中手动包含了 zone.js文件以确保他们的 Promise 不会被覆盖。

<!doctype html>

<html lang="en">
  <head>
    <meta charset="utf-8">
    <title>Site Pinger</title>

    <script src="node_modules/core-js/client/shim.min.js"></script>
    <script src="node_modules/zone.js/dist/zone.js"></script>
    <script src="node_modules/systemjs/dist/system.src.js"></script>

    <script src="../src/systemjs.config.js"></script>
  </head>

  <body>
    <app>Loading AppComponent content here ...</app>
  </body>
</html>

最佳答案

当我通过运行 npm install zone.js@latest --save 将我的 zone.js 包更新到最新版本时,它对我有用。

关于javascript - 未处理的 promise 拒绝 : Zone. js 已检测到 ZoneAwarePromise `(window|global).Promise` 已被覆盖,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/42741628/

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