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								vendor/symfony/console/Input/StringInput.php
									
									
									
									
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							| @@ -0,0 +1,72 @@ | ||||
| <?php | ||||
|  | ||||
| /* | ||||
|  * This file is part of the Symfony package. | ||||
|  * | ||||
|  * (c) Fabien Potencier <fabien@symfony.com> | ||||
|  * | ||||
|  * For the full copyright and license information, please view the LICENSE | ||||
|  * file that was distributed with this source code. | ||||
|  */ | ||||
|  | ||||
| namespace Symfony\Component\Console\Input; | ||||
|  | ||||
| use Symfony\Component\Console\Exception\InvalidArgumentException; | ||||
|  | ||||
| /** | ||||
|  * StringInput represents an input provided as a string. | ||||
|  * | ||||
|  * Usage: | ||||
|  * | ||||
|  *     $input = new StringInput('foo --bar="foobar"'); | ||||
|  * | ||||
|  * @author Fabien Potencier <fabien@symfony.com> | ||||
|  */ | ||||
| class StringInput extends ArgvInput | ||||
| { | ||||
|     const REGEX_STRING = '([^\s]+?)(?:\s|(?<!\\\\)"|(?<!\\\\)\'|$)'; | ||||
|     const REGEX_QUOTED_STRING = '(?:"([^"\\\\]*(?:\\\\.[^"\\\\]*)*)"|\'([^\'\\\\]*(?:\\\\.[^\'\\\\]*)*)\')'; | ||||
|  | ||||
|     /** | ||||
|      * @param string $input A string representing the parameters from the CLI | ||||
|      */ | ||||
|     public function __construct(string $input) | ||||
|     { | ||||
|         parent::__construct([]); | ||||
|  | ||||
|         $this->setTokens($this->tokenize($input)); | ||||
|     } | ||||
|  | ||||
|     /** | ||||
|      * Tokenizes a string. | ||||
|      * | ||||
|      * @param string $input The input to tokenize | ||||
|      * | ||||
|      * @return array An array of tokens | ||||
|      * | ||||
|      * @throws InvalidArgumentException When unable to parse input (should never happen) | ||||
|      */ | ||||
|     private function tokenize($input) | ||||
|     { | ||||
|         $tokens = []; | ||||
|         $length = \strlen($input); | ||||
|         $cursor = 0; | ||||
|         while ($cursor < $length) { | ||||
|             if (preg_match('/\s+/A', $input, $match, null, $cursor)) { | ||||
|             } elseif (preg_match('/([^="\'\s]+?)(=?)('.self::REGEX_QUOTED_STRING.'+)/A', $input, $match, null, $cursor)) { | ||||
|                 $tokens[] = $match[1].$match[2].stripcslashes(str_replace(['"\'', '\'"', '\'\'', '""'], '', substr($match[3], 1, \strlen($match[3]) - 2))); | ||||
|             } elseif (preg_match('/'.self::REGEX_QUOTED_STRING.'/A', $input, $match, null, $cursor)) { | ||||
|                 $tokens[] = stripcslashes(substr($match[0], 1, \strlen($match[0]) - 2)); | ||||
|             } elseif (preg_match('/'.self::REGEX_STRING.'/A', $input, $match, null, $cursor)) { | ||||
|                 $tokens[] = stripcslashes($match[1]); | ||||
|             } else { | ||||
|                 // should never happen | ||||
|                 throw new InvalidArgumentException(sprintf('Unable to parse input near "... %s ..."', substr($input, $cursor, 10))); | ||||
|             } | ||||
|  | ||||
|             $cursor += \strlen($match[0]); | ||||
|         } | ||||
|  | ||||
|         return $tokens; | ||||
|     } | ||||
| } | ||||
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