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<?php |
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/** |
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* Copyright 2017 NanoSector |
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* |
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* You should have received a copy of the MIT license with the project. |
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* See the LICENSE file for more information. |
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*/ |
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namespace ValidationClosures; |
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class Utils |
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{ |
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/** |
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* @param \Closure $closure |
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* |
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* @return \Closure |
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*/ |
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public static function invert(\Closure $closure): \Closure |
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{ |
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return function ($value) use ($closure) |
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{ |
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return !$closure($value); |
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}; |
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} |
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/** |
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* @param \Closure $closure1 |
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* @param \Closure $closure2 |
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* |
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* @return \Closure |
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*/ |
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public static function merge(\Closure $closure1, \Closure $closure2): \Closure |
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{ |
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return function ($value) use ($closure1, $closure2) |
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{ |
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return $closure1($value) || $closure2($value); |
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}; |
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} |
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/** |
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* @param \Closure $closure1 |
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* @param \Closure $closure2 |
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* |
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* @return \Closure |
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*/ |
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public static function both(\Closure $closure1, \Closure $closure2): \Closure |
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{ |
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return function ($value) use ($closure1, $closure2) |
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{ |
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return $closure1($value) && $closure2($value); |
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}; |
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} |
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/** |
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* @param \Closure $closure |
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* @param array $values |
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* |
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* @return bool |
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*/ |
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public static function validateArray(\Closure $closure, array $values): bool |
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{ |
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foreach ($values as $value) |
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if (!$closure($value)) |
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return false; |
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return true; |
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} |
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/** |
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* @param callable $callable |
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* |
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* @return \Closure |
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*/ |
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public static function createClosureFromCallable(callable $callable) |
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{ |
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// Closure::fromCallable was introduced in PHP 7.1.0 |
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if (version_compare(PHP_VERSION, '7.1.0', '>=')) |
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return \Closure::fromCallable($callable); |
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return function ($value) use ($callable) |
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{ |
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return $callable($value); |
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}; |
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} |
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} |
Yoshi2889 /
validation-closures
