51 lines
1.2 KiB
PHP
51 lines
1.2 KiB
PHP
<?php
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/*
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* This file is part of Twig.
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*
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* (c) Fabien Potencier
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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 Twig\Node\Expression\Binary;
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use Twig\Compiler;
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use Twig\Node\Expression\AbstractExpression;
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use Twig\Node\Expression\OperatorEscapeInterface;
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final class ElvisBinary extends AbstractBinary implements OperatorEscapeInterface
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{
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public function __construct(AbstractExpression $left, AbstractExpression $right, int $lineno)
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{
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parent::__construct($left, $right, $lineno);
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$this->setNode('test', clone $left);
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$left->setAttribute('always_defined', true);
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}
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public function compile(Compiler $compiler): void
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{
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$compiler
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->raw('((')
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->subcompile($this->getNode('test'))
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->raw(') ? (')
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->subcompile($this->getNode('left'))
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->raw(') : (')
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->subcompile($this->getNode('right'))
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->raw('))')
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;
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}
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public function operator(Compiler $compiler): Compiler
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{
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return $compiler->raw('?:');
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}
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public function getOperandNamesToEscape(): array
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{
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return ['left', 'right'];
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}
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}
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