public function getMeaningfulTokenSibling($index, $direction)
    {
        return $this->getTokenNotOfKindSibling(
            $index,
            $direction,
            [[T_WHITESPACE], [T_COMMENT], [T_DOC_COMMENT]]
        );
    }
public function getMeaningfulTokenSibling($index, $direction)
    {
        return $this->getTokenNotOfKindSibling(
            $index,
            $direction,
            [[T_WHITESPACE], [T_COMMENT], [T_DOC_COMMENT]]
        );
    }
public function getMeaningfulTokenSibling ( $ index , $ direction ) { return $ this -> getTokenNotOfKindSibling ( $ index , $ direction , [ [ T_WHITESPACE ] , [ T_COMMENT ] , [ T_DOC_COMMENT ] ] ) ; }
Get index for closest sibling token that is not a whitespace or comment.

@param int $index     token index
@param int $direction direction for looking, +1 or -1

@return null|int
Get index for closest sibling token that is not a whitespace or comment .