HardSourceWebpackPlugin 插件 不能提升第一次构建的速度，但对于第二次构建能提升99%的构建速度
第一次构建：
第二次：
提升了。。，算不出来，反正就是很多啦~~~
npm install --save hard-source-webpack-plugin
// webpack.config.jsvar HardSourceWebpackPlugin = require(‘hard-source-webpack-plugin‘);new HardSourceWebpackPlugin({ ?// Either an absolute path or relative to webpack‘s options.context. ?cacheDirectory: ‘node_modules/.cache/hard-source/[confighash]‘, ?// Either an absolute path or relative to webpack‘s options.context. ?// Sets webpack‘s recordsPath if not already set. ?recordsPath: ‘node_modules/.cache/hard-source/[confighash]/records.json‘, ?// Either a string of object hash function given a webpack config. ?configHash: function(webpackConfig) { ???// node-object-hash on npm can be used to build this. ???return require(‘node-object-hash‘)({sort: false}).hash(webpackConfig); ?}, ?// Either false, a string, an object, or a project hashing function. ?environmentHash: { ???root: process.cwd(), ???directories: [], ???files: [‘package-lock.json‘, ‘yarn.lock‘], ?},}),https://github.com/mzgoddard/hard-source-webpack-plugin
webpack 提升90%的构建速度 HardSourceWebpackPlugin
原文地址：https://www.cnblogs.com/web-fusheng/p/8732620.html