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<?php |
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|
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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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|
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namespace Twig\Error; |
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|
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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($name) / 3 || false !== strpos($item, $name)) { |
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$alternatives[$item] = $lev; |
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} |
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} |
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|
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if (!$alternatives) { |
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return; |
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} |
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|
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asort($alternatives); |
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|
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$this->appendMessage(sprintf(' Did you mean "%s"?', implode('", "', array_keys($alternatives)))); |
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} |
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} |
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|
