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rollup.config.js
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import commonjs from '@rollup/plugin-commonjs';
import { nodeResolve } from '@rollup/plugin-node-resolve';
import { babel } from '@rollup/plugin-babel';
import pkg from './package.json';
// 依赖
const dependencies = Object.keys(pkg.dependencies);
// 以下内容会添加到打包结果中
const banner = `
/**
* @desc ${pkg.name} ${pkg.description}
* @version ${pkg.version}
*/`;
const config = {
input: 'src/index.js',
output: [
{
file: pkg.main,
format: 'cjs',
banner,
exports: 'auto'
},
{
file: pkg.module,
format: 'esm',
banner
}
],
// 如果使用 dependencies里的,则 @babel/runtime/helpers/get无效
// Rollup will only exclude modules that match strings exactly.
external: [...dependencies, /@babel\/runtime/],
plugins: [
commonjs(),
nodeResolve(),
babel({
exclude: 'node_modules/**',
babelrc: false,
// babelHelpers: 'bundled',
// 使用runtime进行打包,让代码更完整,第三方不用强制使用babel
babelHelpers: 'runtime',
plugins: ['@babel/plugin-transform-runtime'],
presets: [
[
'@babel/preset-env',
{
// 将modules: false否则 Babel 会在 Rollup 有机会做处理之前,
// 将我们的模块转成 CommonJS,导致 Rollup 的一些处理失败。
modules: false,
loose: true
}
]
]
})
]
};
export default config;