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src/Symfony/Component/ExpressionLanguage/Node/UnaryNode.php
66 строк
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Alexandre Daubois
[ExpressionLanguage] Add support for `<<`, `>>`, and `~` bitwise operators
21 авг 2024, 23:35
Не верифицирован
21 авг 2024, 23:35
b470422
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<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\ExpressionLanguage\Node; use Symfony\Component\ExpressionLanguage\Compiler; /** * @author Fabien Potencier <fabien@symfony.com> * * @internal */ class UnaryNode extends Node { private const OPERATORS = [ '!' => '!', 'not' => '!', '+' => '+', '-' => '-', '~' => '~', ]; public function __construct(string $operator, Node $node) { parent::__construct( ['node' => $node], ['operator' => $operator] ); } public function compile(Compiler $compiler): void { $compiler ->raw('(') ->raw(self::OPERATORS[$this->attributes['operator']]) ->compile($this->nodes['node']) ->raw(')') ; } public function evaluate(array $functions, array $values): mixed { $value = $this->nodes['node']->evaluate($functions, $values); return match ($this->attributes['operator']) { 'not', '!' => !$value, '-' => -$value, '~' => ~$value, default => $value, }; } public function toArray(): array { return ['(', $this->attributes['operator'].' ', $this->nodes['node'], ')']; } }