hasPrepend example

  protected function createAppendOp(PackageInterface $package, OperationData $operation_data) {
    $package_name = $package->getName();
    $package_path = $this->getPackagePath($package);
    $prepend_source_file = NULL;
    $append_source_file = NULL;
    $default_data_file = NULL;
    if ($operation_data->hasPrepend()) {
      $prepend_source_file = ScaffoldFilePath::sourcePath($package_name, $package_path, $operation_data->destination(), $operation_data->prepend());
    }
    if ($operation_data->hasAppend()) {
      $append_source_file = ScaffoldFilePath::sourcePath($package_name, $package_path, $operation_data->destination(), $operation_data->append());
    }
    if ($operation_data->hasDefault()) {
      $default_data_file = ScaffoldFilePath::sourcePath($package_name, $package_path, $operation_data->destination(), $operation_data->default());
    }
    if (!$this->hasContent($prepend_source_file) && !$this->hasContent($append_source_file)) {
      $message = ' - Keep <info>[dest-rel-path]</info> unchanged: no content to prepend / append was provided.';
      return new SkipOp($message);
    }