const childProcess = require('child_process'); const ip = require('ip'); const path = require('path'); const webpack = require('webpack'); const GIT_SHA = childProcess .execSync('git rev-parse HEAD') .toString() .trim(); const HEAP_PRODUCTION_ENV_VAR_NAME = 'INSTANT_HEAP_ANALYTICS_ID_PRODUCTION'; const HEAP_DEVELOPMENT_ENV_VAR_NAME = 'INSTANT_HEAP_ANALYTICS_ID_DEVELOPMENT'; const getHeapAnalyticsId = modeName => { if (modeName === 'production') { return process.env[HEAP_PRODUCTION_ENV_VAR_NAME]; } if (modeName === 'development') { return process.env[HEAP_DEVELOPMENT_ENV_VAR_NAME]; } return undefined; }; module.exports = (env, argv) => { const outputPath = process.env.WEBPACK_OUTPUT_PATH || 'umd'; const config = { entry: { instant: './src/index.umd.ts', }, output: { filename: '[name].js', path: path.resolve(__dirname, outputPath), library: 'zeroExInstant', libraryTarget: 'umd', }, plugins: [ new webpack.DefinePlugin({ 'process.env': { GIT_SHA: JSON.stringify(GIT_SHA), HEAP_ANALYTICS_ID: getHeapAnalyticsId(argv.mode), NPM_PACKAGE_VERSION: JSON.stringify(process.env.npm_package_version), }, }), ], devtool: 'source-map', resolve: { extensions: ['.js', '.json', '.ts', '.tsx'], }, module: { rules: [ { test: /\.(ts|tsx)$/, loader: 'awesome-typescript-loader', }, { test: /\.svg$/, loader: 'svg-react-loader', }, ], }, devServer: { contentBase: path.join(__dirname, 'public'), port: 5000, host: '0.0.0.0', after: () => { if (config.devServer.host === '0.0.0.0') { console.log( `webpack-dev-server can be accessed externally at: http://${ip.address()}:${ config.devServer.port }`, ); } }, }, }; return config; };