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 isAnalyze = process.env.ANALYZE
   9 const isDocumentation = process.env.DOCUMENTATION
  10
  11 export default {
  12   input: 'src/index.ts',
  13   strictDeprecations: true,
  14   output: [
  15     {
  16       ...(isDevelopmentBuild ? { dir: 'lib' } : { file: 'lib/index.js' }),
  17       format: 'cjs',
  18       sourcemap: !!isDevelopmentBuild,
  19       ...(isDevelopmentBuild && {
  20         preserveModules: true,
  21         preserveModulesRoot: 'src'
  22       }),
  23       ...(!isDevelopmentBuild && { plugins: [terser({ maxWorkers: 2 })] })
  24     },
  25     {
  26       ...(isDevelopmentBuild ? { dir: 'lib' } : { file: 'lib/index.mjs' }),
  27       format: 'esm',
  28       sourcemap: !!isDevelopmentBuild,
  29       ...(isDevelopmentBuild && {
  30         entryFileNames: '[name].mjs',
  31         preserveModules: true,
  32         preserveModulesRoot: 'src'
  33       }),
  34       ...(!isDevelopmentBuild && { plugins: [terser({ maxWorkers: 2 })] })
  35     }
  36   ],
  37   external: ['async_hooks', 'cluster', 'events', 'os', 'worker_threads'],
  38   plugins: [
  39     typescript({
  40       tsconfig: isDevelopmentBuild
  41         ? 'tsconfig.development.json'
  42         : 'tsconfig.production.json'
  43     }),
  44     del({
  45       targets: ['lib/*']
  46     }),
  47     isAnalyze && analyze(),
  48     isDocumentation && command('pnpm run typedoc')
  49   ]
  50 }