src/scripts/build.cjs
#!/usr/bin/env node
const esbuild = require('esbuild')
const { nodeExternalsPlugin } = require('esbuild-node-externals')
const { entryChunksPlugin } = require('esbuild-plugin-entry-chunks')
const esmConfig = {
entryPoints: ['./src/main/ts/index.ts', './src/main/ts/cli.ts'],
outdir: './target/esm',
bundle: true,
minify: false,
sourcemap: true,
sourcesContent: false,
platform: 'node',
target: 'ES2020',
format: 'esm',
outExtension: {
'.js': '.mjs'
},
external: ['node:*'], // https://github.com/evanw/esbuild/issues/1466
plugins: [ // https://github.com/evanw/esbuild/issues/619
nodeExternalsPlugin(),
entryChunksPlugin()
],
tsconfig: './tsconfig.json'
}
const cjsConfig = {
...esmConfig,
outdir: './target/cjs',
target: 'es6',
format: 'cjs',
plugins: [
entryChunksPlugin()
],
outExtension: {
'.js': '.cjs'
},
define: {
'import.meta': 'import_meta'
},
inject: ['./src/scripts/import.meta-polyfill.js']
}
const config = process.argv.includes('--cjs')
? cjsConfig
: esmConfig
esbuild
.build(config)
.catch(() => process.exit(1))