private function isFunctionSignature(Tokens $tokens, $index)
    {
        $prevIndex = $tokens->getPrevMeaningfulToken($index);
        if (!$tokens[$prevIndex]->isGivenKind(T_FUNCTION)) {
            return false; // not a method signature
        }

        return $tokens[$tokens->getNextMeaningfulToken($index)]->equals('(');
    }
private function isFunctionSignature(Tokens $tokens, $index)
    {
        $prevIndex = $tokens->getPrevMeaningfulToken($index);
        if (!$tokens[$prevIndex]->isGivenKind(T_FUNCTION)) {
            return false; 
        }

        return $tokens[$tokens->getNextMeaningfulToken($index)]->equals('(');
    }
private function isFunctionSignature ( Tokens $ tokens , $ index ) { $ prevIndex = $ tokens -> getPrevMeaningfulToken ( $ index ) ; if ( ! $ tokens [ $ prevIndex ] -> isGivenKind ( T_FUNCTION ) ) { return false ; // not a method signature } return $ tokens [ $ tokens -> getNextMeaningfulToken ( $ index ) ] -> equals ( '(' ) ; }
@param Tokens $tokens
@param int    $index

@return bool
@param Tokens $tokens @param int $index