rollup.config.mjs

   1 import terser from '@rollup/plugin-terser'
   2 import typescript from '@rollup/plugin-typescript'
   3 import analyze from 'rollup-plugin-analyzer'
   4 import command from 'rollup-plugin-command'
   5 import del from 'rollup-plugin-delete'
   6
   7 const isDevelopmentBuild = process.env.BUILD === 'development'
   8 const isAnalyzeBuild = process.env.ANALYZE
   9 const isDocumentationBuild = process.env.DOCUMENTATION
  10
  11 export default {
  12   input: 'src/index.ts',
  13   strictDeprecations: true,
  14   output: [
  15     {
  16       format: 'cjs',
  17       sourcemap: !!isDevelopmentBuild,
  18       ...(isDevelopmentBuild && {
  19         dir: 'lib',
  20         preserveModules: true,
  21         preserveModulesRoot: 'src'
  22       }),
  23       ...(!isDevelopmentBuild && {
  24         file: 'lib/index.js',
  25         plugins: [terser({ maxWorkers: 2 })]
  26       })
  27     },
  28     {
  29       format: 'esm',
  30       sourcemap: !!isDevelopmentBuild,
  31       ...(isDevelopmentBuild && {
  32         dir: 'lib',
  33         entryFileNames: '[name].mjs',
  34         preserveModules: true,
  35         preserveModulesRoot: 'src'
  36       }),
  37       ...(!isDevelopmentBuild && {
  38         file: 'lib/index.mjs',
  39         plugins: [terser({ maxWorkers: 2 })]
  40       })
  41     }
  42   ],
  43   external: [
  44     'node:async_hooks',
  45     'node:cluster',
  46     'node:crypto',
  47     'node:events',
  48     'node:os',
  49     'node:worker_threads'
  50   ],
  51   plugins: [
  52     typescript({
  53       tsconfig: isDevelopmentBuild
  54         ? 'tsconfig.development.json'
  55         : 'tsconfig.production.json'
  56     }),
  57     del({
  58       targets: ['lib/*']
  59     }),
  60     isAnalyzeBuild && analyze(),
  61     isDocumentationBuild && command('pnpm typedoc')
  62   ]
  63 }