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rollup.config.js
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rollup.config.js
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// console.log(process.env.TARGET, 'rolluppppppppppppppppp')
import path from 'path'
import json from '@rollup/plugin-json'
import resolvePlugin from '@rollup/plugin-node-resolve'
import ts from 'rollup-plugin-typescript2'
const packagesDir = path.resolve(__dirname, 'packages')
// 找到要打包的某个包
const packageDir = path.resolve(packagesDir, process.env.TARGET)
// 永远拼接的是某个模块 针对于某个模块
const resolve = p => path.resolve(packageDir, p)
const pkg = require(resolve('package.json'))
const name = path.basename(packageDir)
// 对打包类型先做一个映射表,根据提供的formats 来格式化需要打包的内容
const outputConfig = {
'esm-bundler': {
file: resolve(`dist/${name}.esm-bundler.js`),
format: 'es'
},
'cjs': {
file: resolve(`dist/${name}.cjs.js`),
format: 'cjs'
},
'global': {
file: resolve(`dist/${name}.global.js`),
format: 'iife'
}
}
const options = pkg.buildOpitons
/**
* 创建一个打包配置文件
* @param {*} format
* @param {*} output 打包输出的配置
*/
function createConfig(format, output) {
output.name = options.name
output.sourcemap = true
return {
input: resolve('src/index.ts'),
output,
plugins: [
json(),
ts({ // ts 插件
tsconfig: path.resolve(__dirname, 'tsconfig.json')
}),
resolvePlugin() // 解析第三方模块插件
]
}
}
export default options.formats.map(format =>
createConfig(format, outputConfig[format])
)