getFilesRecursive.js

import path from 'path'
import fs from 'fs'

function* getFilesRecursive(dir) {
  const dirents = fs.readdirSync(dir, { withFileTypes: true });
  for (const dirent of dirents) {
    const res = path.resolve(dir, dirent.name);
    if (dirent.isDirectory()) {
      yield* getFiles(res);
    } else {
      yield res;
    }
  }
}