Doctrine\ORM\Query\Parser::JoinVariableDeclaration PHP Метод

    public function JoinVariableDeclaration()
    {
        $join = $this->Join();
        $indexBy = $this->_lexer->isNextToken(Lexer::T_INDEX)
                ? $this->IndexBy() : null;

        return new AST\JoinVariableDeclaration($join, $indexBy);
    }