Sstalle\php7cc\NodeVisitor\AbstractNewFunctionVisitor::enterNode PHP Method

    public function enterNode(Node $node)
    {
        if ($node instanceof Node\Stmt\Function_ && ($lowerCasedFunction = strtolower($node->name)) && array_key_exists($lowerCasedFunction, self::$lowerCasedNewFunctions) && $this->accepts($node)) {
            $this->addContextMessage($this->getMessageText(self::$lowerCasedNewFunctions[$lowerCasedFunction]), $node);
        }
    }