sha1 hash some files with Node

sha1.js

/**
 * package.json 
 * { "type": "module" }
 */

import fs from 'fs/promises'
import path from 'path'
import { promisify } from 'util'
import { exec as cbExec } from 'child_process'

const exec = promisify(cbExec);

async function main(dirPath) {
    const files = await fs.readdir(dirPath, "utf-8")

    const fileHashes = {}

    for (const f of files) {
        const filePath = path.join(dirPath, f)
        const { stdout } = await exec(`openssl sha1 ${filePath}`)
        const hash = stdout.split("=")[1].slice(0, -1)
        fileHashes[f] = hash
    }

    console.log(fileHashes)
}

main("your directory path")