47 lines
1.2 KiB
PHP
47 lines
1.2 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\Error;
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/**
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* \Exception thrown when a syntax error occurs during lexing or parsing of a template.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class SyntaxError extends Error
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{
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/**
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* Tweaks the error message to include suggestions.
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*
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* @param string $name The original name of the item that does not exist
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* @param array $items An array of possible items
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*/
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public function addSuggestions(string $name, array $items): void
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{
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$alternatives = [];
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foreach ($items as $item) {
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$lev = levenshtein($name, $item);
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if ($lev <= \strlen($name) / 3 || str_contains($item, $name)) {
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$alternatives[$item] = $lev;
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}
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}
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if (!$alternatives) {
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return;
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}
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asort($alternatives);
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$this->appendMessage(sprintf(' Did you mean "%s"?', implode('", "', array_keys($alternatives))));
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}
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}
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