public static function writeFileIfChanged()

in src/_Private/Filesystem.hack [55:64]

• 10 lines of code
• 3 McCabe index (conditional complexity)

  public static function writeFileIfChanged(string $path, string $data): bool {
    if (\file_exists($path)) {
      $current = self::readFile($path);
      if ($current === $data) {
        return false;
      }
    }
    self::writeFile($path, $data);
    return true;
  }