Xes
73154ae174
Fuente: https://github.com/chamilo/chamilo-lms/releases/download/v1.11.40/chamilo-1.11.40.zip sha256: 1cf4bf2cc7bae1ef1a1eff643235db1d552f78ddf4b6dd1e2d2dac9868679439 Snapshot independiente (rama huerfana); diffable vs 1.11.38. vendor incluido.
67 lines
1.4 KiB
PHP
67 lines
1.4 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\ExpressionLanguage\Node;
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use Symfony\Component\ExpressionLanguage\Compiler;
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/**
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* @author Fabien Potencier <fabien@symfony.com>
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*
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* @internal
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*/
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class UnaryNode extends Node
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{
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private const OPERATORS = [
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'!' => '!',
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'not' => '!',
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'+' => '+',
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'-' => '-',
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];
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public function __construct(string $operator, Node $node)
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{
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parent::__construct(
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['node' => $node],
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['operator' => $operator]
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);
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}
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public function compile(Compiler $compiler)
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{
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$compiler
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->raw('(')
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->raw(self::OPERATORS[$this->attributes['operator']])
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->compile($this->nodes['node'])
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->raw(')')
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;
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}
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public function evaluate($functions, $values)
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{
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$value = $this->nodes['node']->evaluate($functions, $values);
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switch ($this->attributes['operator']) {
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case 'not':
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case '!':
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return !$value;
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case '-':
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return -$value;
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}
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return $value;
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}
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public function toArray(): array
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{
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return ['(', $this->attributes['operator'].' ', $this->nodes['node'], ')'];
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}
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}
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