webpack 通用环境快速搭建

npm install 
　　babel-cli 
　　babel-core 
    babel-loader 
    babel-preset-es2015 
    babel-preset-stage-2 
    css-loader 
    style-loader 
    file-loader 
　　 webpack-dev-server 
　　 html-webpack-plugin 

--save

var HtmlWebpackPlugin = require(‘html-webpack-plugin‘);
var webpack=require("webpack");

module.exports = {
    entry : {
        app : [
            ‘webpack-dev-server/client?http://127.0.0.1:8891‘,  // 如果想编译webpack -p 就注释这句话
            __dirname + "/src/js/main.js"
        ]
    },
    output : {
         publicPath: "http://127.0.0.1:8891/",  // 如果想编译webpack -p 就注释这句话
         path: __dirname+‘/build/js‘, 
         filename:‘[name].js‘   
    },
    module : {
        loaders : [
           {test:/\.js$/,loader:"babel-loader", query: { compact:true },exclude: /node_modules/},
           {test:/\.(eot|woff|woff2|svg|ttf)([\?]?.*)$/,loader:"file" },
           {test: /\.css$/,loader: ‘style-loader!css-loader‘},
           {test: /\.(png|jpe?g|gif|svg)(\?\S*)?$/,loader: ‘file-loader‘,query: {name: ‘[name].[ext]?[hash]‘}}
        ]
    },
    plugins : [
         new HtmlWebpackPlugin({
            filename:"index.html",  // 如果想使用热编译环境 npm run dev 就使用这个地址
　　　　　　  //filename:__dirname + "/build/index.html"  // 如果想编译webpack -p 就使用这个地址
            template: __dirname+‘/src/index.html‘,
            inject:‘body‘,
            hash:true,
            chunks:["app"]
        })
    ]
};

 "scripts": {
    "dev": "webpack-dev-server --host  127.0.0.1 --port 8891  --inline --hot "
  },