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webpack.config.js
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webpack.config.js
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const path = require('path')
const HtmlWebpackPlugin = require('html-webpack-plugin');
const CopyPlugin = require('copy-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const ESLintPlugin = require('eslint-webpack-plugin');
module.exports = (env, argv) => {
const isProd = argv.mode === 'production'
const isDev = !isProd
const filename = (ext) =>
isProd ? `[name].[contenthash].bundle.${ext}` : `[name].bundle.${ext}`
const plugins = () => {
const plugins = [
new HtmlWebpackPlugin({
template: './index.html',
}),
new CopyPlugin({
patterns: [{
from: path.resolve(__dirname, 'src', 'favicon.ico'),
to: path.resolve(__dirname, 'dist'),
}],
}),
new MiniCssExtractPlugin({
filename: filename('css'),
}),
]
if (isDev) plugins.push(new ESLintPlugin())
return plugins
}
return {
target: 'web',
context: path.resolve(__dirname, 'src'),
entry: {
main: './index.js',
},
output: {
path: path.resolve(__dirname, 'dist'),
filename: filename('js'),
clean: true,
},
resolve: {
extensions: ['.js'],
alias: {
'@': path.resolve(__dirname, 'src'),
'@core': path.resolve(__dirname, 'src', 'core'),
},
},
devServer: {
port: '3000',
// open: true,
hot: true,
},
devtool: isDev ? 'source-map' : false,
plugins: plugins(),
module: {
rules: [
{
test: /\.s[ac]ss$/i,
use: [
MiniCssExtractPlugin.loader,
'css-loader',
'sass-loader',
],
},
{
test: /\.m?js$/,
exclude: /node_modules/,
use: {
loader: 'babel-loader',
options: {
presets: ['@babel/preset-env'],
},
},
},
],
},
}
}