46 lines
1.3 KiB
PHP
46 lines
1.3 KiB
PHP
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<?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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* (c) Armin Ronacher
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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;
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use Twig\Compiler;
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class ConditionalExpression extends AbstractExpression
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{
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public function __construct(AbstractExpression $expr1, AbstractExpression $expr2, AbstractExpression $expr3, int $lineno)
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{
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parent::__construct(['expr1' => $expr1, 'expr2' => $expr2, 'expr3' => $expr3], [], $lineno);
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}
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public function compile(Compiler $compiler): void
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{
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// Ternary with no then uses Elvis operator
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if ($this->getNode('expr1') === $this->getNode('expr2')) {
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$compiler
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->raw('((')
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->subcompile($this->getNode('expr1'))
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->raw(') ?: (')
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->subcompile($this->getNode('expr3'))
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->raw('))');
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} else {
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$compiler
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->raw('((')
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->subcompile($this->getNode('expr1'))
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->raw(') ? (')
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->subcompile($this->getNode('expr2'))
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->raw(') : (')
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->subcompile($this->getNode('expr3'))
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->raw('))');
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}
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}
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}
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