webpack.config.js (1278B)
1 const path = require("path"); 2 const webpack = require("webpack"); 3 4 const config = { 5 devtool: "sourcemap", 6 }; 7 8 if (webpack.version && webpack.version[0] === "4") { 9 // Webpack 3, used in sourcemaps-reload-uncompressed, doesn't support mode attribute. 10 // Webpack 4, used in sourcemaps-reload-compressed we want production mode in order to compress the sources 11 config.mode = "production"; 12 } else { 13 // Also Webpack 4 doesn't support the module.loaders attribute 14 config.module = { 15 loaders: [ 16 { 17 test: /\.js$/, 18 exclude: /node_modules/, 19 loader: "babel-loader", 20 }, 21 ], 22 }; 23 } 24 25 const originalBundle = Object.assign({}, config, { 26 entry: [path.join(__dirname, "original.js")], 27 output: { 28 path: __dirname, 29 filename: "bundle.js", 30 }, 31 }); 32 33 const bundleWithAnotherOriginalFile = Object.assign({}, config, { 34 entry: [path.join(__dirname, "original-with-no-update.js")], 35 output: { 36 path: __dirname, 37 filename: "bundle-with-another-original.js" 38 } 39 }); 40 41 const replacedBundle = Object.assign({}, config, { 42 entry: [path.join(__dirname, "removed-original.js")], 43 output: { 44 path: __dirname, 45 filename: "replaced-bundle.js", 46 }, 47 }); 48 49 module.exports = [originalBundle, bundleWithAnotherOriginalFile, replacedBundle];