build(deps): bump poolifier
[poolifier.git] / rollup.config.mjs
... / ...
CommitLineData
1import * as os from 'node:os'
2import { env } from 'node:process'
3import { dts } from 'rollup-plugin-dts'
4import terser from '@rollup/plugin-terser'
5import typescript from '@rollup/plugin-typescript'
6import analyze from 'rollup-plugin-analyzer'
7import command from 'rollup-plugin-command'
8import del from 'rollup-plugin-delete'
9import { defineConfig } from 'rollup'
10
11const availableParallelism = () => {
12 let availableParallelism = 1
13 try {
14 availableParallelism = os.availableParallelism()
15 } catch {
16 const cpus = os.cpus()
17 if (Array.isArray(cpus) && cpus.length > 0) {
18 availableParallelism = cpus.length
19 }
20 }
21 return availableParallelism
22}
23
24const isDevelopmentBuild = env.BUILD === 'development'
25const isAnalyzeBuild = env.ANALYZE
26const isDocumentationBuild = env.DOCUMENTATION
27const sourcemap = env.SOURCEMAP !== 'false'
28
29const maxWorkers = Math.floor(availableParallelism() / 2)
30
31export default defineConfig([
32 {
33 input: './src/index.ts',
34 strictDeprecations: true,
35 output: [
36 {
37 format: 'cjs',
38 ...(isDevelopmentBuild && {
39 dir: './lib',
40 preserveModules: true,
41 preserveModulesRoot: './src'
42 }),
43 ...(!isDevelopmentBuild && {
44 file: './lib/index.js',
45 plugins: [terser({ maxWorkers })]
46 }),
47 ...(sourcemap && {
48 sourcemap
49 })
50 },
51 {
52 format: 'esm',
53 ...(isDevelopmentBuild && {
54 dir: './lib',
55 entryFileNames: '[name].mjs',
56 chunkFileNames: '[name]-[hash].mjs',
57 preserveModules: true,
58 preserveModulesRoot: './src'
59 }),
60 ...(!isDevelopmentBuild && {
61 file: './lib/index.mjs',
62 plugins: [terser({ maxWorkers })]
63 }),
64 ...(sourcemap && {
65 sourcemap
66 })
67 }
68 ],
69 external: [
70 'node:async_hooks',
71 'node:cluster',
72 'node:crypto',
73 'node:events',
74 'node:fs',
75 'node:os',
76 'node:perf_hooks',
77 'node:worker_threads'
78 ],
79 plugins: [
80 typescript({
81 tsconfig: './tsconfig.build.json',
82 compilerOptions: {
83 sourceMap: sourcemap
84 }
85 }),
86 del({
87 targets: ['./lib/*']
88 }),
89 isAnalyzeBuild && analyze(),
90 isDocumentationBuild && command('pnpm typedoc')
91 ]
92 },
93 {
94 input: './lib/dts/index.d.ts',
95 output: [{ format: 'esm', file: './lib/index.d.ts' }],
96 external: [
97 'node:async_hooks',
98 'node:cluster',
99 'node:events',
100 'node:perf_hooks',
101 'node:worker_threads'
102 ],
103 plugins: [
104 dts(),
105 del({
106 targets: ['./lib/dts'],
107 hook: 'buildEnd'
108 }),
109 isAnalyzeBuild && analyze()
110 ]
111 }
112])