54 lines
1.4 KiB
PHP
54 lines
1.4 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;
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use Twig\Compiler;
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use Twig\Node\Expression\AbstractExpression;
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use Twig\Node\Expression\ConstantExpression;
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/**
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* Represents a deprecated node.
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*
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* @author Yonel Ceruto <yonelceruto@gmail.com>
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*/
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class DeprecatedNode extends Node
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{
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public function __construct(AbstractExpression $expr, int $lineno, string $tag = null)
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{
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parent::__construct(['expr' => $expr], [], $lineno, $tag);
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}
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public function compile(Compiler $compiler): void
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{
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$compiler->addDebugInfo($this);
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$expr = $this->getNode('expr');
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if ($expr instanceof ConstantExpression) {
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$compiler->write('@trigger_error(')
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->subcompile($expr);
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} else {
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$varName = $compiler->getVarName();
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$compiler->write(sprintf('$%s = ', $varName))
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->subcompile($expr)
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->raw(";\n")
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->write(sprintf('@trigger_error($%s', $varName));
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}
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$compiler
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->raw('.')
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->string(sprintf(' ("%s" at line %d).', $this->getTemplateName(), $this->getTemplateLine()))
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->raw(", E_USER_DEPRECATED);\n")
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;
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}
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}
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