'use strict'
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const utils = require('./utils')
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const webpack = require('webpack')
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const config = require('../config')
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const merge = require('webpack-merge')
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const path = require('path')
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const baseWebpackConfig = require('./webpack.base.conf')
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const CopyWebpackPlugin = require('copy-webpack-plugin')
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const HtmlWebpackPlugin = require('html-webpack-plugin')
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const FriendlyErrorsPlugin = require('friendly-errors-webpack-plugin')
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const portfinder = require('portfinder')
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const HOST = process.env.HOST
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const PORT = process.env.PORT && Number(process.env.PORT)
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const devWebpackConfig = merge(baseWebpackConfig, {
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module: {
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rules: utils.styleLoaders({ sourceMap: config.dev.cssSourceMap, usePostCSS: true })
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},
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// cheap-module-eval-source-map is faster for development
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devtool: config.dev.devtool,
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// these devServer options should be customized in /config/index.js
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devServer: {
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clientLogLevel: 'warning',
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historyApiFallback: {
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rewrites: [
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{ from: /.*/, to: path.posix.join(config.dev.assetsPublicPath, 'index.html') },
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],
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},
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hot: true,
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contentBase: false, // since we use CopyWebpackPlugin.
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compress: true,
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host: HOST || config.dev.host,
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port: PORT || config.dev.port,
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open: config.dev.autoOpenBrowser,
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overlay: config.dev.errorOverlay
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? { warnings: false, errors: true }
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: false,
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publicPath: config.dev.assetsPublicPath,
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proxy: config.dev.proxyTable,
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quiet: true, // necessary for FriendlyErrorsPlugin
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watchOptions: {
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poll: config.dev.poll,
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}
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},
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plugins: [
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new webpack.DefinePlugin({
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'process.env': require('../config/dev.env')
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}),
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new webpack.HotModuleReplacementPlugin(),
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new webpack.NamedModulesPlugin(), // HMR shows correct file names in console on update.
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new webpack.NoEmitOnErrorsPlugin(),
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// https://github.com/ampedandwired/html-webpack-plugin
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new HtmlWebpackPlugin({
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filename: 'index.html',
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template: 'index.html',
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inject: true
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}),
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// copy custom static assets
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new CopyWebpackPlugin([
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{
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from: path.resolve(__dirname, '../static'),
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to: config.dev.assetsSubDirectory,
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ignore: ['.*']
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}
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])
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]
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})
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module.exports = new Promise((resolve, reject) => {
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portfinder.basePort = process.env.PORT || config.dev.port
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portfinder.getPort((err, port) => {
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if (err) {
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reject(err)
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} else {
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// publish the new Port, necessary for e2e tests
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process.env.PORT = port
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// add port to devServer config
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devWebpackConfig.devServer.port = port
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// Add FriendlyErrorsPlugin
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devWebpackConfig.plugins.push(new FriendlyErrorsPlugin({
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compilationSuccessInfo: {
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messages: [`Your application is running here: http://${devWebpackConfig.devServer.host}:${port}`],
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},
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onErrors: config.dev.notifyOnErrors
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? utils.createNotifierCallback()
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: undefined
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}))
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resolve(devWebpackConfig)
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}
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})
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})
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