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rollup.config.js
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rollup.config.js
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import { babel } from '@rollup/plugin-babel'
import commonjs from '@rollup/plugin-commonjs'
import { nodeResolve } from '@rollup/plugin-node-resolve'
import { terser } from 'rollup-plugin-terser'
import typescript from 'rollup-plugin-typescript2'
// import typescript from '@rollup/plugin-typescript'
import json from '@rollup/plugin-json'
import pkg from './package.json'
const dir = process.cwd()
function makeExternalPredicate(externalArr) {
if (!externalArr.length) {
return () => false
}
const pattern = new RegExp(`^(${externalArr.join('|')})($|/)`)
return id => pattern.test(id)
}
function getExternal() {
const external = Object.keys(pkg.peerDependencies || {})
const allExternal = [...external, ...Object.keys(pkg.dependencies || {})]
return makeExternalPredicate(allExternal)
}
export default {
input: `${dir}/src/index.ts`,
external: getExternal(),
output: [
{
file: `${dir}/${pkg.main}`,
format: 'cjs',
exports: 'named'
// sourcemap: true
},
{
file: `${dir}/${pkg.module}`,
format: 'es',
exports: 'named',
sourcemap: true
}
],
plugins: [
nodeResolve({ browser: false }),
json(),
typescript({
// tsconfig: './tsconfig-build.json',
rollupCommonJSResolveHack: true,
objectHashIgnoreUnknownHack: false,
clean: true
}),
commonjs(),
babel({
exclude: 'node_modules/**',
babelHelpers: 'bundled'
}),
terser({
keep_classnames: true,
keep_fnames: true,
// compress: false,
// mangle: false,
// ecma: '2015',
output: {
// comments: 'all',
beautify: false
}
})
]
}