rollup.config.mjs

import commonjs from '@rollup/plugin-commonjs';
import typescript from '@rollup/plugin-typescript';
import nodeResolve from '@rollup/plugin-node-resolve';
import terser from '@rollup/plugin-terser';
import license from 'rollup-plugin-license'
import { readFileSync } from 'fs'
import { resolve } from 'path'
const pkg = JSON.parse(readFileSync(resolve(process.cwd(), 'package.json'), 'utf8'))
export default {
    input: 'src/index.ts',
    external: ['@types'],
    plugins: [
        nodeResolve({
            preferBuiltins: false,
            browser: true,
            extensions: ['.ts', '.js', '.json']
        }),
        typescript({
            tsconfig: false,
            compilerOptions: {
                module: 'es2020',
                target: 'es2020'
            }
        }),
        commonjs()
    ],
    output: [
        {
            file: 'dist/index.js',
            format: 'cjs',
            exports: 'named'
        },
        {
            file: 'dist/index.esm.js',
            format: 'es'
        },
        {
            file: 'dist/itick-sdk.min.js',
            format: 'iife',
            name: 'iTickSDK',
            exports: 'named',
            sourcemap: true,
            plugins: [
                terser({
                    compress: {
                        drop_console: false,
                    },
                    mangle: {
                        toplevel: true,
                        reserved: ['iTickSDK'],  // 保留全局变量名不被混淆
                    },
                    format: {
                        comments: false,
                    },
                }),
                // 2. 自动在头部插入 版本 + 协议（核心！）
                license({
                    banner: `
  /*!
   * @itick/browser-sdk v${pkg.version}
   * (c) ${new Date().getFullYear()} iTick
   * Released under the MIT License.
   */
        `.trim(),
                }),
            ]
        }
    ],
};