cleanSingleLineComments.mjs

import FileHound from 'filehound'
import fs from 'fs'
import {dirname} from 'path'
import {fileURLToPath} from 'url'

const targetFolder = process.argv[2].trim()
const extension = process.argv[3]?.trim() === "--ts" ? "ts" : "js"

console.info("transforming imports for", targetFolder, "to extension", extension)

const __filename = fileURLToPath(import.meta.url)
const __dirname = dirname(__filename)

const files = FileHound.create()
  .paths(__dirname + targetFolder)
  .discard('node_modules')
  .ext(extension)
  .find()


files.then((filePaths) => {

  filePaths.forEach((filepath) => {
        fs.readFile(filepath, 'utf8', (err, data) => {
            let newData = data.split("\n")
              .map(line => {
                const [target = ""] = line.split("//")
                return target
              })
              .filter(line => line.length > 0)
              .join("\n")
            if (err) {
                throw err
            }

            console.log(`writing to ${filepath}`)
            fs.writeFile(filepath, newData, function (err) {
                if (err) {
                    throw err
                }
                console.log('complete')
            })
        })

  })
})