build(deps): bump poolifier
[poolifier.git] / rollup.config.mjs
1 import * as os from 'node:os'
2 import { dts } from 'rollup-plugin-dts'
3 import terser from '@rollup/plugin-terser'
4 import typescript from '@rollup/plugin-typescript'
5 import analyze from 'rollup-plugin-analyzer'
6 import command from 'rollup-plugin-command'
7 import del from 'rollup-plugin-delete'
8 import { defineConfig } from 'rollup'
9
10 const availableParallelism = () => {
11 let availableParallelism = 1
12 try {
13 availableParallelism = os.availableParallelism()
14 } catch {
15 const cpus = os.cpus()
16 if (Array.isArray(cpus) && cpus.length > 0) {
17 availableParallelism = cpus.length
18 }
19 }
20 return availableParallelism
21 }
22
23 const isDevelopmentBuild = process.env.BUILD === 'development'
24 const isAnalyzeBuild = process.env.ANALYZE
25 const isDocumentationBuild = process.env.DOCUMENTATION
26
27 const maxWorkers = Math.floor(availableParallelism() / 2)
28
29 export default defineConfig([
30 {
31 input: './src/index.ts',
32 strictDeprecations: true,
33 output: [
34 {
35 format: 'cjs',
36 ...(isDevelopmentBuild && {
37 dir: './lib',
38 sourcemap: true,
39 preserveModules: true,
40 preserveModulesRoot: './src'
41 }),
42 ...(!isDevelopmentBuild && {
43 file: './lib/index.js',
44 plugins: [terser({ maxWorkers })]
45 })
46 },
47 {
48 format: 'esm',
49 ...(isDevelopmentBuild && {
50 dir: './lib',
51 sourcemap: true,
52 entryFileNames: '[name].mjs',
53 chunkFileNames: '[name]-[hash].mjs',
54 preserveModules: true,
55 preserveModulesRoot: './src'
56 }),
57 ...(!isDevelopmentBuild && {
58 file: './lib/index.mjs',
59 plugins: [terser({ maxWorkers })]
60 })
61 }
62 ],
63 external: [
64 'node:async_hooks',
65 'node:cluster',
66 'node:crypto',
67 'node:events',
68 'node:fs',
69 'node:os',
70 'node:perf_hooks',
71 'node:worker_threads'
72 ],
73 plugins: [
74 typescript({
75 tsconfig: isDevelopmentBuild
76 ? './tsconfig.development.json'
77 : './tsconfig.production.json'
78 }),
79 del({
80 targets: ['./lib/*']
81 }),
82 isAnalyzeBuild && analyze(),
83 isDocumentationBuild && command('pnpm typedoc')
84 ]
85 },
86 {
87 input: './lib/dts/index.d.ts',
88 output: [{ format: 'esm', file: './lib/index.d.ts' }],
89 external: [
90 'node:async_hooks',
91 'node:cluster',
92 'node:events',
93 'node:perf_hooks',
94 'node:worker_threads'
95 ],
96 plugins: [
97 dts(),
98 del({
99 targets: ['./lib/dts'],
100 hook: 'buildEnd'
101 }),
102 isAnalyzeBuild && analyze()
103 ]
104 }
105 ])