| 7 | const TerserPlugin = require('terser-webpack-plugin') |
| 8 | |
| 9 | const buildCustomWorker = ({ id, basedir, customWorkerDir, destdir, plugins, minify }) => { |
| 10 | let workerDir = undefined |
| 11 | |
| 12 | if (fs.existsSync(path.join(basedir, customWorkerDir))) { |
| 13 | workerDir = path.join(basedir, customWorkerDir) |
| 14 | } else if (fs.existsSync(path.join(basedir, 'src', customWorkerDir))) { |
| 15 | workerDir = path.join(basedir, 'src', customWorkerDir) |
| 16 | } |
| 17 | |
| 18 | if (!workerDir) return |
| 19 | |
| 20 | const name = `worker-${id}.js` |
| 21 | const customWorkerEntries = ['ts', 'js'] |
| 22 | .map(ext => path.join(workerDir, `index.${ext}`)) |
| 23 | .filter(entry => fs.existsSync(entry)) |
| 24 | |
| 25 | if (customWorkerEntries.length === 0) return |
| 26 | |
| 27 | if (customWorkerEntries.length > 1) { |
| 28 | console.warn( |
| 29 | `> [PWA] WARNING: More than one custom worker found (${customWorkerEntries.join( |
| 30 | ',' |
| 31 | )}), not building a custom worker` |
| 32 | ) |
| 33 | return |
| 34 | } |
| 35 | |
| 36 | const customWorkerEntry = customWorkerEntries[0] |
| 37 | console.log(`> [PWA] Custom worker found: ${customWorkerEntry}`) |
| 38 | console.log(`> [PWA] Build custom worker: ${path.join(destdir, name)}`) |
| 39 | webpack({ |
| 40 | mode: 'none', |
| 41 | target: 'webworker', |
| 42 | entry: { |
| 43 | main: customWorkerEntry |
| 44 | }, |
| 45 | resolve: { |
| 46 | extensions: ['.ts', '.js'], |
| 47 | fallback: { |
| 48 | module: false, |
| 49 | dgram: false, |
| 50 | dns: false, |
| 51 | path: false, |
| 52 | fs: false, |
| 53 | os: false, |
| 54 | crypto: false, |
| 55 | stream: false, |
| 56 | http2: false, |
| 57 | net: false, |
| 58 | tls: false, |
| 59 | zlib: false, |
| 60 | child_process: false |
| 61 | } |
| 62 | }, |
| 63 | module: { |
| 64 | rules: [ |
| 65 | { |
| 66 | test: /\.(t|j)s$/i, |