Newscoop\Entity\Snippet\SnippetTemplate\SnippetTemplateField::setScope PHP Метод

    public function setScope($scope)
    {
        if (!in_array($scope, array(self::SCOPE_BACKEND, self::SCOPE_FRONTEND))) {
            throw new \InvalidArgumentException("Invalid scope");
        }
        $this->scope = $scope;
        return $this;
    }

 /**
  * Create and add Snippet Template Field
  *
  * @param array  $parameters          Array with Parameters
  * @param string $parameters['name']  SnippetTemplateField name
  * @param string $parameters['type']  SnippetTemplateField type  (string | int | bool)
  * @param string $parameters['scope'] SnippetTemplateField scope (frontend | backend)
  *
  * @return Newscoop\Entity\Snippet\SnippetTemplate
  */
 public function createField(array $parameters)
 {
     if (!array_key_exists('name', $parameters)) {
         throw new \InvalidArgumentException("Name is not defined");
     }
     $defaultParams = array('type' => 'string', 'scope' => 'frontend');
     foreach ($defaultParams as $defaultParam => $defaultValue) {
         if (!array_key_exists($defaultParam, $parameters)) {
             $parameters[$defaultParam] = $defaultValue;
         }
     }
     $snippetTemplateField = new SnippetTemplateField();
     $snippetTemplateField->setName($parameters['name']);
     $snippetTemplateField->setType($parameters['type']);
     $snippetTemplateField->setScope($parameters['scope']);
     return $this->addField($snippetTemplateField);
 }