/**
* Add Snippet Template Field
*
* @param Newscoop\Entity\Snippet\SnippetTemplate\SnippetTemplateField $field Field to add
*
* @return Newscoop\Entity\Snippet\SnippetTemplate
*/
public function addField(SnippetTemplateField $field)
{
$field->setTemplate($this);
$this->fields->add($field);
$this->setModified();
return $this;
}