protected function forkAndExecveDecorator()

in src/os/spawn.php [84:107]

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

  protected function forkAndExecveDecorator(
    _OS\TForkAndExecve $fork_and_execve,
  ): _OS\TForkAndExecve {
    return ($path, $argv, $envp, $fds, $options) ==> {
      $new_cwd =
        _File\relative_path($this->path, Shapes::idx($options, 'cwd'));
      $canonicalized_new_cwd = \realpath($new_cwd);
      if ($canonicalized_new_cwd === false) {
        _OS\throw_errno(OS\Errno::ENOENT, '%s does not exist', $new_cwd);
      } else {
        $canonicalized_new_cwd as string;
        if (\is_dir($canonicalized_new_cwd)) {
          $options['cwd'] = $canonicalized_new_cwd;
        } else {
          _OS\throw_errno(
            OS\Errno::ENOTDIR,
            '%s is not a directory',
            $canonicalized_new_cwd,
          );
        }
      }
      return $fork_and_execve($path, $argv, $envp, $fds, $options);
    };
  }