node-lib-cli/template/config/rollup.build.js

npm包开发脚手架，内置eslint，rollup，jest等相关组件，支持快速创建，开发，发布npm包

import resolve from '@rollup/plugin-node-resolve'
import cjs from '@rollup/plugin-commonjs'
import buble from '@rollup/plugin-buble'
import json from '@rollup/plugin-json'
import { terser } from 'rollup-plugin-terser'
import node from 'rollup-plugin-node-builtins'
import nodeGlobals from 'rollup-plugin-node-globals'
// import { babel } from '@rollup/plugin-babel'
import replace from '@rollup/plugin-replace'

import external from './external'
export default {
  input: './src/index.js', // 入口文件
  output:
    [
      {
        file: 'dist/index.cjs.js',
        format: 'cjs',
        sourcemap: true,
      },
      {
        file: 'dist/index.esm.js',
        format: 'es',
        sourcemap: true,
      },
      /* {
            file: 'dist/index.umd.js',
            format: 'umd',
            name: 'mylib',
            sourcemap: true,
        }, */
    ],
  plugins: [
    replace({
      'process.env.NODE_ENV': JSON.stringify('production'),
    }),
    cjs(),
    resolve({
      // 将自定义选项传递给解析插件
      customResolveOptions: {
        moduleDirectory: 'node_modules',
      },
    }),
    // babel({
    //     presets: [
    //         '@babel/preset-env',
    //         '@babel/preset-react',
    //     ],
    // }),
    json(),
    buble({
      objectAssign: 'Object.assign',
      transforms: {
        // asyncAwait: false
      },
    }),

    node(),
    nodeGlobals(),
    terser(),
  ],
  external,
}