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import path from 'path'import babelPlugin from '@rollup/plugin-babel'import resolve from '@rollup/plugin-node-resolve'import typescript from '@rollup/plugin-typescript'import esbuild from 'rollup-plugin-esbuild'import { sizeSnapshot } from 'rollup-plugin-size-snapshot'const createBabelConfig = require('./babel.config')
const extensions = ['.js', '.ts', '.tsx']const { root } = path.parse(process.cwd())
function external(id) {  return !id.startsWith('.') && !id.startsWith(root)}
function getBabelOptions(targets) {  return {    ...createBabelConfig({ env: (env) => env === 'build' }, targets),    extensions,    comments: false,    babelHelpers: 'bundled',  }}
function getEsbuild(target) {  return esbuild({    minify: false,    target,    tsconfig: path.resolve('./tsconfig.json'),  })}
function createDeclarationConfig(input, output) {  return {    input,    output: {      dir: output,    },    external,    plugins: [      typescript({        declaration: true,        emitDeclarationOnly: true,        outDir: output,      }),    ],  }}
function createESMConfig(input, output) {  return {    input,    output: { file: output, format: 'esm' },    external,    plugins: [resolve({ extensions }), getEsbuild('node12'), sizeSnapshot()],  }}
function createCommonJSConfig(input, output) {  return {    input,    output: { file: output, format: 'cjs', exports: 'named' },    external,    plugins: [      resolve({ extensions }),      babelPlugin(getBabelOptions({ ie: 11 })),      sizeSnapshot(),    ],  }}
export default function (args) {  let c = Object.keys(args).find((key) => key.startsWith('config-'))  if (c) {    c = c.slice('config-'.length).replace(/_/g, '/')    return [      createCommonJSConfig(`src/${c}.ts`, `dist/${c}.js`),      createESMConfig(`src/${c}.ts`, `dist/esm/${c}.mjs`),      createESMConfig(`src/${c}.ts`, `dist/esm/${c}.js`),    ]  }  return [    createDeclarationConfig('src/index.ts', 'dist'),    createCommonJSConfig('src/index.ts', 'dist/index.js'),    createESMConfig('src/index.ts', 'dist/esm/index.mjs'),    createESMConfig('src/index.ts', 'dist/esm/index.js'),  ]}