52 lines
1.3 KiB
PHP
52 lines
1.3 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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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 Symfony\Component\Validator\Util;
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/**
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* Contains utility methods for dealing with property paths.
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*
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* For more extensive functionality, use Symfony's PropertyAccess component.
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*
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* @author Bernhard Schussek <bschussek@gmail.com>
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*/
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class PropertyPath
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{
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/**
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* Appends a path to a given property path.
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*
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* If the base path is empty, the appended path will be returned unchanged.
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* If the base path is not empty, and the appended path starts with a
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* squared opening bracket ("["), the concatenation of the two paths is
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* returned. Otherwise, the concatenation of the two paths is returned,
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* separated by a dot (".").
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*/
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public static function append(string $basePath, string $subPath): string
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{
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if ('' !== $subPath) {
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if ('[' === $subPath[0]) {
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return $basePath.$subPath;
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}
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return '' !== $basePath ? $basePath.'.'.$subPath : $subPath;
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}
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return $basePath;
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}
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/**
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* Not instantiable.
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*/
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private function __construct()
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{
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}
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}
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