comty/packages/app/scripts/dump-licenses.js

import fs from "node:fs"
import path from "node:path"

async function main() {
    const cwd = process.cwd()
    const outputFilePath = path.resolve(process.cwd(), "public", "oss-licenses.json")

    if (await fs.promises.stat(outputFilePath).then(() => true, () => false)) {
        fs.unlinkSync(outputFilePath)
    }

    const rootPkgJson = JSON.parse(fs.readFileSync(path.resolve(cwd, "package.json")))

    const modules = Object.entries(rootPkgJson.dependencies).map(([name, version]) => ({ name, version }))

    let licenses = []

    for await (const mod of modules) {
        const pkgJsonPath = path.resolve(cwd, "node_modules", mod.name, "package.json")

        if (!await fs.promises.stat(pkgJsonPath).then(() => true, () => false)) {
            continue
        }

        const pkgJson = JSON.parse(fs.readFileSync(pkgJsonPath))

        console.log(`Computing license for [${mod}]`)

        licenses.push({
            name: pkgJson.name,
            version: pkgJson.version,
            license: pkgJson.license,
            author: pkgJson.author,
        })
    }

    licenses = licenses.sort((a, b) => a.name.localeCompare(b.name))

    fs.writeFileSync(outputFilePath, JSON.stringify(licenses, null, 4))

    console.log(`Wrote [${licenses.length}] licenses to > ${outputFilePath}`)
}

main()