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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 MiniCssExtractPlugin = require('mini-css-extract-plugin');
module.exports = (env = {}) => {
const { mode = 'development' } = env;
const isProduction = mode === 'production';
const isDevelopment = mode === 'development';
const getStyleLoaders = () => [
isProduction
? {
loader: MiniCssExtractPlugin.loader,
options: {
publicPath: '/build',
},
}
: {
loader: 'style-loader',
},
{
loader: 'css-loader',
options: {
modules: true,
sourceMap: true,
},
},
{
loader: 'less-loader',
options: {
sourceMap: true,
},
},
];
const getPlugins = () => {
const plugins = [
new HtmlWebpackPlugin({
template: 'src/index.html',
}),
];
if (isProduction) {
plugins.push(
new MiniCssExtractPlugin({
filename: '[hash:10].css',
}),
new webpack.HashedModuleIdsPlugin({
context: __dirname,
hashFunction: 'sha256',
hashDigest: 'hex',
hashDigestLength: 20,
}),
);
}
return plugins;
};
return {
mode: isProduction ? 'production' : isDevelopment && 'development',
entry: './src/index.tsx',
output: {
path: path.resolve(__dirname, 'build'),
filename: 'main.js',
},
resolve: {
extensions: ['.ts', '.tsx', '.js'],
},
plugins: getPlugins(),
optimization: {
runtimeChunk: true,
},
module: {
rules: [
{
test: /\.(ts|tsx)$/,
enforce: 'pre',
use: [
{
options: {
eslintPath: require.resolve('eslint'),
},
loader: require.resolve('eslint-loader'),
},
],
exclude: /node_modules/,
},
{
test: /\.tsx?$/,
use: 'ts-loader',
exclude: /node_modules/,
},
{
test: /\.m?js$/,
exclude: /node_modules/,
use: {
loader: 'babel-loader',
options: {
presets: ['@babel/env', '@babel/react'],
cacheDirectory: true,
},
},
},
{
test: /\.less$/i,
use: getStyleLoaders(),
},
{
test: /\.(png|jpe?g|gif)$/i,
loader: 'file-loader',
options: {
outputPath: 'images',
},
},
],
},
devServer: {
open: true,
compress: true,
port: 1337,
clientLogLevel: 'silent',
},
};
};