rollup.config.js

// 识别commonjs类型的包，默认只支持导入ES6
import commonjs from '@rollup/plugin-commonjs';
// 支持import导入
import nodeResolve from '@rollup/plugin-node-resolve';
// TypeScript编译(TypeScript转JavaScript)
import typescript from 'rollup-plugin-typescript2';
// 支持加载Json文件
import json from '@rollup/plugin-json';
// 支持字符串替换, 比如动态读取package.json的version到代码
import replace from '@rollup/plugin-replace';
// 读取package.json
import pkg from './package.json';
// 压缩
import { terser } from "rollup-plugin-terser";
// 测试serve
import serve from 'rollup-plugin-serve';

const banner = `
  /*!
   * @dengfengwang/utils v${pkg.version}
   *
   * @author wangweiwei
   */
`;

// 插件列表
const plugins = [
  json(),
  replace({
    __VERSION__: pkg.version,
    __NAME__: pkg.name
  }),
  typescript({
    exclude: 'node_modules/**',
    rollupCommonJSResolveHack: false,
    clean: true,
    typescript: require('typescript')
  }),
  nodeResolve({
    jsnext: true,
    main: true,
    browser: true
  }),
  commonjs({
    include: 'node_modules/**'
  }),
  terser(),
];

// 是否停止Server
const SERVER_STOP = process.env.SERVER_STOP === 'true';
if(!SERVER_STOP) {
  serve({
    host: 'localhost',
    port: 8000,
    contentBase: ['lib', 'examples'],
  })
}

// 输出文件列表
const output = [{
  format: 'cjs',
  file: pkg.main,
  banner,
  file: './lib/utils.cjs.js',
  sourcemap: true
}, {
  format: 'es',
  file: pkg.module,
  banner,
  file: './lib/utils.es.js',
  sourcemap: true,
}, {
  format: 'umd',
  name: '__video_metadata_thumbnails__',
  file: pkg.browser,
  banner,
  file: './lib/utils.umd.js',
  sourcemap: true
}, {
  format: 'iife',
  name: '__video_metadata_thumbnails__',
  file: pkg.browser,
  banner,
  file: './lib/utils.iife.js',
  sourcemap: true
}]

export default {
  input: './src/index.ts',
  output,
  plugins,
  watch: {
    exclude: ['node_modules/**']
  }
}