webpack.dev.config.ts

import path from 'path';
import webpack from 'webpack';
import HtmlWebpackPlugin from 'html-webpack-plugin';
import ForkTsCheckerWebpackPlugin from 'fork-ts-checker-webpack-plugin';
import ESLintPlugin from 'eslint-webpack-plugin';

const config: webpack.Configuration = {
    mode: 'development',
    output: {
        publicPath: '/'
    },
    entry: './src/index.tsx',
    module: {
        rules: [
            {
                test: /\.(ts|js)x?$/i,
                exclude: /node_modules/,
                use: {
                    loader: 'babel-loader',
                    options: {
                        presets: ['@babel/preset-env', '@babel/preset-react', '@babel/preset-typescript']
                    }
                }
            },
            {
                test: /\.(css|s[ac]ss)$/,
                use: ['style-loader', 'css-loader', 'sass-loader']
            },
            {
                test: /\.(png|jpe?g|gif|webp|ico|svg)$/i,
                loader: 'file-loader',
                options: {
                    name: 'images/[name].[ext]'
                }
            }
        ]
    },
    resolve: {
        extensions: ['.tsx', '.ts', '.js']
    },
    plugins: [
        new HtmlWebpackPlugin({
            template: 'src/index.html',
            favicon: 'src/images/marker.svg'
        }),
        new webpack.HotModuleReplacementPlugin(),
        new ForkTsCheckerWebpackPlugin({
            async: false
        }),
        new ESLintPlugin({
            extensions: ['js', 'jsx', 'ts', 'tsx']
        })
    ],
    devtool: 'inline-source-map',
    devServer: {
        contentBase: path.join(__dirname, 'build'),
        historyApiFallback: true,
        port: 4000,
        open: true,
        hot: true
    }
};

export default config;