private function add_helpers( $helpers ) {
		foreach( $helpers as $helper ) {
			$helper = $this->validate_helper_input( $helper );
			if ( is_array( $helper ) ) {
				$this->add_helper( $helper );
			}

		}

	}
private function add_helpers( $helpers ) {
		foreach( $helpers as $helper ) {
			$helper = $this->validate_helper_input( $helper );
			if ( is_array( $helper ) ) {
				$this->add_helper( $helper );
			}

		}

	}
private function add_helpers ( $ helpers ) { foreach ( $ helpers as $ helper ) { $ helper = $ this -> validate_helper_input ( $ helper ) ; if ( is_array ( $ helper ) ) { $ this -> add_helper ( $ helper ) ; } } }
Add the helpers to the Handlebars instance, if validation passes.

@param array $helpers Array of helpers to add
Add the helpers to the Handlebars instance if validation passes .