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<?php |
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/** |
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* Copyright (c) 2016-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/ErrorResponders |
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* @author Stuart Herbert <[email protected]> |
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* @copyright 2016-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\ErrorResponders; |
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use RuntimeException; |
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/** |
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* an action to take when code has failed |
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* |
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* your $action must throw some kind of Exception |
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*/ |
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class OnFatal |
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{ |
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/** |
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* the action to take when things cannot be recovered |
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* @var callable |
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*/ |
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private $action; |
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/** |
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* create a new OnFailure handler |
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* |
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* @param callable $action |
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* your error actions |
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*/ |
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public function __construct(callable $action) |
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{ |
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$this->action = $action; |
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} |
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/** |
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* the method that runs when we are treated as a PHP `callable` |
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* |
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* @param ... $params |
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* the parameters passed in by the code that has failed |
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* @return void |
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* @throws Exception |
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* whatever your $action throws |
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* @throws RuntimeException |
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* if your $action doesn't throw an exception of its own |
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*/ |
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public function __invoke(...$params) |
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{ |
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// delegate the response to your $action |
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call_user_func_array($this->action, $params); |
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// if we get here, then $action hasn't behaved itself |
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throw new RuntimeException("error: OnFatal handler failed to throw an exception!"); |
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} |
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} |
ganbarodigital /
php-the-missing-bits
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