Change JS to JSX file extension script

js-to-jsx.js

import fs from 'fs/promises'
import path from 'path'

const ignoredFiles = [
   '.git',
   '.vscode',
   'node_modules',
   'public'
]
function ignoreFile(filename) {
   return !ignoredFiles.includes(filename)
}

const jsxPattern = /<\s*[\w.]*[^>]*>/;
async function processjsFile(dirname) {
   const fileContent = await fs.readFile(dirname, 'utf-8')


   if(jsxPattern.test(fileContent)) {
      const jsFile = path.basename(dirname)
      const jsxFile = jsFile.replace('.js', '.jsx')
      const newDirName = dirname.replace(jsFile, jsxFile)
      await fs.rename(dirname, newDirName)
   }
   
}

async function readFiles(dirname) {
   let files = await fs.readdir(dirname)
   files = files.filter(ignoreFile)

   for (const file of files) {
      try {
         const currentPath = `${dirname}/${file}`
         const stat = await fs.lstat(currentPath)

         if (stat.isDirectory()) {
            await readFiles(currentPath)
         } else if(stat.isFile() && file.includes('js')) {
            await processjsFile(currentPath)
         }
      } catch {}
   }
}

await readFiles('')