build.mjs

/*
 *    Copyright (c) 2022 The Peacock Project
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

import esbuild, { analyzeMetafile } from "esbuild"

const sharedSettings = {
    entryPoints: ["src/index.ts"],
    bundle: true,
    write: true,
    outdir: "build",
    metafile: true,
    sourcemap: true,
}

const esm = await esbuild.build({
    ...sharedSettings,
    format: "esm",
})

console.log(await analyzeMetafile(esm.metafile))

const cjs = await esbuild.build({
    ...sharedSettings,
    format: "cjs",
    entryNames: "index-cjs"
})

console.log(await analyzeMetafile(cjs.metafile))