<?php declare(strict_types=1); namespace Doctrine\ORM\Query\AST\Functions; use Doctrine\ORM\Query\AST\Node; use Doctrine\ORM\Query\Lexer; use Doctrine\ORM\Query\Parser; use Doctrine\ORM\Query\SqlWalker; use function sprintf; /** * "LOWER" "(" StringPrimary ")" * * @link www.doctrine-project.org */ class LowerFunction extends FunctionNode { /** @var Node */ public $stringPrimary; /** @inheritdoc */ public function getSql(SqlWalker $sqlWalker) { return sprintf( 'LOWER(%s)', $sqlWalker->walkSimpleArithmeticExpression($this->stringPrimary) ); } /** @inheritdoc */ public function parse(Parser $parser) { $parser->match(Lexer::T_IDENTIFIER); $parser->match(Lexer::T_OPEN_PARENTHESIS); $this->stringPrimary = $parser->StringPrimary(); $parser->match(Lexer::T_CLOSE_PARENTHESIS); } }