private function parseMethodOrConstantPostfix() { $this->tokenStack->push(); $node = $this->parseIdentifier(); $this->consumeComments(); if ($this->tokenizer->peek() === Tokens::T_PARENTHESIS_OPEN) { $postfix = $this->parseMethodPostfix($node); } else { $postfix = $this->builder->buildAstConstantPostfix($node->getImage()); $postfix->addChild($node); } return $this->setNodePositionsAndReturn($postfix); }