public function getIncludes(): array
    {
        if ($this->includes === null) {
            $this->includes = TransformerHelper::normalizeIncludes(
                $this->defineIncludes()
            );
        }

        return $this->includes;
    }
public function getIncludes(): array
    {
        if ($this->includes === null) {
            $this->includes = TransformerHelper::normalizeIncludes(
                $this->defineIncludes()
            );
        }

        return $this->includes;
    }
public function getIncludes ( ) : array { if ( $ this -> includes === null ) { $ this -> includes = TransformerHelper :: normalizeIncludes ( $ this -> defineIncludes ( ) ) ; } return $ this -> includes ; }
Returns an array of normalized includes.  It is recommend
@return array
Returns an array of normalized includes . It is recommend