使用Extract Text Webpack Plugin

时间:2017-01-07 23:02:45

标签: javascript webpack extract-text-plugin

我对前端很新,我一直在努力学习webpack。我在使用Extract-Text-Webpack-Plugin时遇到了一些问题,我似乎无法弄明白。我很感激有关这个主题的任何帮助。此外,欢迎任何建议/提示!

警告/错误

  警告在./~/chokidar/lib/fsevents-handler.js中   找不到模块:错误:无法在C:\ Git \ JNJ.Web \ src \ JNJ.Web.UI \ client \ node_modules \ chokidar \ lib中解析模块'fsevents'    @ ./~/chokidar/lib/fsevents-handler.js 7:17-36

     

(webpack)/〜/ constants-browserify / constants.json中的错误   模块解析失败:C:\ Users \ christian \ AppData \ Roaming \ npm \ node_modules \ webpack \ node_modules \ constants-browserify \ _concants.json意外的令牌(2:12)   您可能需要适当的加载程序来处理此文件类型。   SyntaxError:意外的令牌(2:12)       在Parser.pp $ 4.raise(C:\ Users \ christian \ AppData \ Roaming \ npm \ node_modules \ webpack \ node_modules \ acorn \ dist \ acorn.js:2221:15)       在Parser.pp.unexpected(C:\ Users \ christian \ AppData \ Roaming \ npm \ node_modules \ webpack \ node_modules \ acorn \ dist \ acorn.js:603:10)       在Parser.pp.semicolon(C:\ Users \ christian \ AppData \ Roaming \ npm \ node_modules \ webpack \ node_modules \ acorn \ dist \ acorn.js:581:61)       在Parser.pp $ 1.parseExpressionStatement(C:\ Users \ christian \ AppData \ Roaming \ npm \ node_modules \ webpack \ node_modules \ acorn \ dist \ acorn.js:966:10)       在Parser.pp $ 1.parseStatement(C:\ Users \ christian \ AppData \ Roaming \ npm \ node_modules \ webpack \ node_modules \ acorn \ dist \ acorn.js:730:24)       在Parser.pp $ 1.parseBlock(C:\ Users \ christian \ AppData \ Roaming \ npm \ node_modules \ webpack \ node_modules \ acorn \ dist \ acorn.js:981:25)       在Parser.pp $ 1.parseStatement(C:\ Users \ christian \ AppData \ Roaming \ npm \ node_modules \ webpack \ node_modules \ acorn \ dist \ acorn.js:709:33)       在Parser.pp $ 1.parseTopLevel(C:\ Users \ christian \ AppData \ Roaming \ npm \ node_modules \ webpack \ node_modules \ acorn \ dist \ acorn.js:638:25)       在Parser.parse(C:\ Users \ christian \ AppData \ Roaming \ npm \ node_modules \ webpack \ node_modules \ acorn \ dist \ acorn.js:516:17)       在Object.parse(C:\ Users \ christian \ AppData \ Roaming \ npm \ node_modules \ webpack \ node_modules \ acorn \ dist \ acorn.js:3098:39)    @ ./~/graceful-fs/polyfills.js 2:16-36

的package.json

{
  "name": "OrderEze.CRM",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "start": "",
    "watch": "webpack-dev-server webpack.config.js --progress --colors --watch",
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "OrderEze",
  "license": "ISC",
  "dependencies": {
    "babel-core": "6.7.4",
    "babel-loader": "6.2.4",
    "babel-preset-es2015": "6.6.0",
    "babel-preset-react": "6.5.0",
    "babel-preset-stage-1": "6.5.0",
    "classnames": "2.2.0",
    "css-loader": "0.19.0",
    "extract-text-webpack-plugin": "0.8.2",
    "react": "15.4.1",
    "react-dom": "15.4.1",
    "style-loader": "0.12.4",
    "webpack": "1.12.13"
  },
  "devDependencies": {
    "babel-eslint": "7.0.0",
    "eslint": "3.12.2",
    "eslint-config-airbnb": "12.0.0",
    "eslint-plugin-import": "1.16.0",
    "eslint-plugin-jsx-a11y": "2.2.2",
    "eslint-plugin-react": "6.3.0",
    "stylelint": "7.3.1"
  }
}

webpack.config.js

var aliases = require('./task-ticket/aliases.js');
var path = require('path');
var ExtractTextPlugin = require('extract-text-webpack-plugin');

module.exports = {
  devtool: 'cheap-module-eval-source-map',
  entry: './task-ticket/index.jsx',
  output: {
    path: path.join(__dirname, '/build'),
    filename: 'bundle.js'
  },
  module: {
    loaders: [{
      exclude: /node_modules/,
      test: /\.jsx?$/,
      loader: 'babel-loader',
      query: {
        presets: ['es2015', 'react', 'stage-1']
      }
    },
    {
      test: /\.css?$/,
      loader: ExtractTextPlugin.extract('style-loader', 'css-loader')
    }]
  },
  plugins: [
    new ExtractTextPlugin('style.css')
  ],
  node: {
    fs: 'empty'
  },
  resolve: {
    root: path.resolve(__dirname),
    alias: aliases,
    extensions: ['', '.js', '.jsx', '.css']
  }
};

1 个答案:

答案 0 :(得分:1)

  

(webpack)中的错误/〜/ constants-browserify / constants.json [...]

您使用的某些模块需要一些json文件,因此您必须在.json上允许resolve.extensions

resolve: {
  root: path.resolve(__dirname),
  alias: aliases,
  extensions: ['', '.js', '.jsx', '.css', '.json']
}
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