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<?php |
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/** |
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* Copyright (c) 2015-present Ganbaro Digital Ltd |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* * Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* |
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* * Neither the names of the copyright holders nor the names of his |
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* contributors may be used to endorse or promote products derived |
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* from this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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* |
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* @category Libraries |
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* @package MissingBits\Checks |
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* @author Stuart Herbert <[email protected]> |
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* @copyright 2015-present Ganbaro Digital Ltd www.ganbarodigital.com |
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* @license http://www.opensource.org/licenses/bsd-license.php BSD License |
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* @link http://ganbarodigital.github.io/php-the-missing-bits |
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*/ |
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namespace GanbaroDigital\MissingBits\Checks; |
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use GanbaroDigital\MissingBits\TypeChecks\IsList; |
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use GanbaroDigital\MissingBits\TypeInspectors\GetPrintableType; |
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use TypeError; |
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/** |
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* base class for anything that wants to check a list of values |
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*/ |
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class CheckList |
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{ |
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/** |
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* the check that we'll apply to everything in the list |
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* @var Check[] |
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*/ |
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private $checks; |
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/** |
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* create a customised CheckList, ready to use |
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* |
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* @param array $checks |
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* a list of checks to apply |
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*/ |
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protected function __construct(array $checks) |
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{ |
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$this->checks = $checks; |
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} |
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/** |
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* does a list of values pass inspection? |
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* |
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* we apply the list of checks that you passed into our constructor |
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* |
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* @param mixed $list |
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* the list of data to be examined |
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* @return bool |
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* TRUE if the inspection passes |
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* FALSE otherwise |
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* @throws TypeError |
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* if $list isn't a list we can use |
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*/ |
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public function inspect($list) |
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{ |
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// robustness |
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if (!IsList::check($list)) { |
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throw new TypeError('$list is not a list, is a ' . GetPrintableType::of($list)); |
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} |
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// a simple nested foreach() is all that we need here |
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foreach ($list as $name => $item) { |
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foreach ($this->checks as $check) { |
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if (!$check->inspect($item)) { |
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// no need to continue |
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return false; |
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} |
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} |
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} |
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// if we get here, then all is good |
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return true; |
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} |
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} |
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ganbarodigital /
php-the-missing-bits
