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build.js
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build.js
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// 设置当前环境为生产环境
process.env.NODE_ENV = 'production'
// loading 插件
// https://github.com/sindresorhus/ora
var ora = require('ora')
// 可以在 node 中执行`rm -rf`的工具
// https://github.com/isaacs/rimraf
var rm = require('rimraf')
// node自带的文件路径工具
var path = require('path')
// 在终端输出带颜色的文字
// https://github.com/chalk/chalk
var chalk = require('chalk')
var webpack = require('webpack')
// 配置文件
var config = require('../config')
var webpackConfig = require('./webpack.prod.conf')
// 在终端显示loading效果,并输出提示
var spinner = ora('building for production...')
spinner.start()
// 删除这个文件夹 (递归删除)
rm(path.join(config.build.assetsRoot, config.build.assetsSubDirectory), err => {
if (err) throw err
// 构建
webpack(webpackConfig, function (err, stats) {
// 构建成功
// 停止 loading动画
spinner.stop()
if (err) throw err
process.stdout.write(stats.toString({
colors: true,
modules: false,
children: false,
chunks: false,
chunkModules: false
}) + '\n\n')
// 打印提示
console.log(chalk.cyan(' Build complete.\n'))
console.log(chalk.yellow(
' Tip: built files are meant to be served over an HTTP server.\n' +
' Opening index.html over file:// won\'t work.\n'
))
})
})