使用webpack3自定义react项目

  1. webpakc.config.js
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var path = require('path')
var webpack = require('webpack')
var HtmlWebpackPlugin = require('html-webpack-plugin');
var OpenBrowserPlugin = require('open-browser-webpack-plugin');

module.exports = {
entry: path.resolve(__dirname, 'app/index.jsx'),
output: {
filename: "bundle.js"
},

resolve: {
extensions: ['.js', '.jsx']
},

module: {
rules: [
{
test: /\.(js|jsx)$/,
exclude: /node_modules/,
use: 'babel-loader'
},
{
test: /\.less$/,
exclude: /node_modules/,
use: [
"style-loader",
"css-loader",
{
loader: require.resolve('postcss-loader'),
options: {
// Necessary for external CSS imports to work
// https://github.com/facebookincubator/create-react-app/issues/2677
ident: 'postcss',
plugins: () => [
require('autoprefixer'),
],
},
},
"less-loader"
]
},
{
test: /\.css$/,
exclude: /node_modules/,
use: [
require.resolve('style-loader'),
{
loader: require.resolve('css-loader'),
options: {
importLoaders: 1,
},
},
{
loader: require.resolve('postcss-loader'),
options: {
// Necessary for external CSS imports to work
// https://github.com/facebookincubator/create-react-app/issues/2677
ident: 'postcss',
plugins: () => [
require('autoprefixer'),
],
},
},
]
},
{
test: /\.(png|gif|jpg|jpeg|bmp)$/i,
use: 'url-loader?limit=5000'// 限制大小5kb
},
{
test: /\.(png|woff|woff2|svg|ttf|eot)($|\?)/i,
use: 'url-loader?limit=5000'// 限制大小小于5k
}
]
},

plugins: [
// html 模板插件
new HtmlWebpackPlugin({
template: __dirname + '/app/index.html'
}),

// 热加载插件
new webpack.HotModuleReplacementPlugin(),

// 打开浏览器
new OpenBrowserPlugin({
url: 'http://localhost:8080'
}),

// 可在业务 js 代码中使用 __DEV__ 判断是否是dev模式(dev模式下可以提示错误、测试报告等, production模式不提示)
new webpack.DefinePlugin({
__DEV__: JSON.stringify(JSON.parse((process.env.NODE_ENV == 'dev') || 'false'))
})
],

devServer: {
// colors: true, //终端中输出结果为彩色
historyApiFallback: true, //不跳转,在开发单页应用时非常有用,它依赖于HTML5 history API,如果设置为true,所有的跳转将指向index.html
inline: true, //实时刷新
hot: true // 使用热加载插件 HotModuleReplacementPlugin
}
}
  1. package.js
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{
"name": "test-demo",
"version": "1.0.0",
"main": "index.js",
"author": "handsomehan",
"license": "MIT",
"devDependencies": {
"autoprefixer": "^7.2.5",
"babel-core": "^6.26.0",
"babel-loader": "^7.1.2",
"babel-plugin-react-transform": "^3.0.0",
"babel-preset-env": "^1.6.1",
"babel-preset-react": "^6.24.1",
"css-loader": "^0.28.9",
"file-loader": "^1.1.6",
"html-webpack-plugin": "^2.30.1",
"less": "^2.7.3",
"less-loader": "^4.0.5",
"open-browser-webpack-plugin": "^0.0.5",
"postcss-loader": "^2.0.10",
"react-transform-hmr": "^1.0.4",
"style-loader": "^0.20.1",
"url-loader": "^0.6.2",
"webpack": "^3.10.0",
"webpack-dev-server": "^2.11.1"
},
"dependencies": {
"react": "^16.2.0",
"react-dom": "^16.2.0"
},
"scripts": {
"start": "NODE_ENV=dev webpack-dev-server --progress"
}
}
  1. .babelrc
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{
"presets": [
"react",
"env"
],
"env": {
"dev": {
"plugins": [
[
"react-transform",
{
"transforms": [
{
"transform": "react-transform-hmr",
"imports": [
"react"
],
"locals": [
"module"
]
}
]
}
]
]
}
}
}