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webpack.config.js
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webpack.config.js
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const path = require('path')
const webpack = require('webpack')
const HtmlWebpackPlugin = require('html-webpack-plugin')
const CopyWebpackPlugin = require('copy-webpack-plugin')
const ExtractTextPlugin = require('extract-text-webpack-plugin')
const CleanWebpackPlugin = require('clean-webpack-plugin')
const UglifyJsPlugin = require('uglifyjs-webpack-plugin')
const entry = './src/'
const output = 'dist'
const prod = process.env.NODE_ENV !== 'development'
const extractSass = new ExtractTextPlugin({
filename: `css/[name].[contenthash].css`,
disable: !prod
})
const config = {
devtool: prod ? false : 'cheap-eval-source-map',
entry: ['@babel/polyfill', `${entry}index.js`],
output: {
path: path.join(__dirname, output),
publicPath: '/',
filename: `js/bundle.js`
},
resolve: {
modules: ['.', 'node_modules']
},
module: {
rules: [
{
test: /\.js$/,
exclude: /(node_modules)/,
use: {
loader: 'babel-loader'
}
},
{
test: /\.scss|.css$/,
use: extractSass.extract({
use: [
{
loader: 'css-loader',
options: { minimize: prod }
}, {
loader: 'sass-loader'
}
],
fallback: 'style-loader'
})
}
]
},
plugins: [
new webpack.DefinePlugin({
'process.env': {
'NODE_ENV': prod ? JSON.stringify('production') : JSON.stringify('development')
}
}),
extractSass,
new CopyWebpackPlugin([{ from: 'src/dist/*.css', to: 'css' }]),
new CopyWebpackPlugin([{ from: 'src/assets', to: 'assets' }]),
new HtmlWebpackPlugin({
template: `${entry}index.html`,
filename: `index.html`,
minify: prod ? { html5: true, minifyJS: true } : false
})
],
devServer: {
historyApiFallback: true
}
}
if (prod) {
config.plugins.unshift(new CleanWebpackPlugin(['dist']))
config.plugins.push(new UglifyJsPlugin({
extractComments: 'all'
}))
}
module.exports = config