webpack.dev.js

const path = require('path');
const base = require('./webpack.base');
const merge = require('webpack-merge');
const fs = require('fs');
const HtmlWebpackPlugin = require('html-webpack-plugin');

const pages = fs.readdirSync(path.resolve(__dirname, 'src')).filter((fileName) => fileName.endsWith('.html'));

module.exports = merge(base, {
  entry: './src/index.js',
  mode: 'development',
  devServer: {
    contentBase: path.join(__dirname, '/src'),
    index: 'index.html'
  },
  devtool: 'source-map',
  output: {
    filename: 'bundle.js',
    path: path.resolve(__dirname, 'dist')
  },
  plugins: [
    ...pages.map(
      (page) =>
        new HtmlWebpackPlugin({
          template: `src/${page}`,
          filename: page
        })
    )
  ],
  module: {
    rules: [
      {
        test: /\.(sa|sc|c)ss$/,
        use: [
          'style-loader',
          {
            loader: 'css-loader',
            options: {
              sourceMap: true
            }
          },
          {
            loader: 'postcss-loader',
            options: {
              ident: 'postcss',
              plugins: [ require('tailwindcss') ],
              sourceMap: true
            }
          },
          {
            loader: 'sass-loader',
            options: {
              sourceMap: true
            }
          }
        ]
      },
      {
        test: /\.(gif|png|jpe?g|svg|ico)$/i,
        use: [
          {
            loader: 'file-loader',
            options: {
              name: '[name].[ext]',
              outputPath: 'assets'
            }
          }
        ]
      }
    ]
  }
});