import { Glob } from 'bun';

// adjust path to the desired directory
const glob = new Glob('../../src/**/*.cpp');

for await (const fileName of glob.scan('.')) {
  const file = Bun.file(fileName);
  const content = await file.arrayBuffer();
  const bytes = new Uint8Array(content);
  const newFileContent = [];
  let isString = false;
  for (const byte of bytes) {
    if (byte === 0x22) {
      isString = !isString;
    }
    if (byte > 127 && isString) {
      const stringifiedByte = `\\x${byte
        .toString(16)
        .padStart(2, '0')
        .toUpperCase()}`;
      newFileContent.push(...Buffer.from(stringifiedByte));
    } else {
      newFileContent.push(byte);
    }
  }
  await Bun.write(file, Buffer.from(newFileContent));
}