Doctrine\ORM\Query\Parser::CustomFunctionsReturningDatetime PHP Method

    public function CustomFunctionsReturningDatetime()
    {
        $funcName = $this->_lexer->lookahead['value'];
        // getCustomDatetimeFunction is case-insensitive
        $funcClass = $this->_em->getConfiguration()->getCustomDatetimeFunction($funcName);
        $function = new $funcClass($funcName);
        $function->parse($this);

        return $function;
    }