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<?php |
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/** |
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* Copyright (c) 2014-2016 Ryan Parman. |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to deal |
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* in the Software without restriction, including without limitation the rights |
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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* copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in |
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* all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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* THE SOFTWARE. |
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* |
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* http://opensource.org/licenses/MIT |
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*/ |
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namespace Skyzyx\StrongTypes; |
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use \UnexpectedValueException; |
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class OnlyOneOfCollection extends OneOfCollection |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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public function validate() |
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{ |
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parent::validate(); |
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$x = []; |
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$array_keys = array_keys($this->getValue()); |
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$required_keys = array_flip($this->requireOneKey()); |
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foreach ($array_keys as $key) { |
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if (isset($required_keys[$key])) { |
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$x[] = $key; |
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} |
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} |
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if (count($x) > 1) { |
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throw new UnexpectedValueException( |
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sprintf('Only one of %s is allowed. Received %s instead.', |
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sprintf('`%s`', |
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implode('`, `', $this->requireOneKey()) |
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), |
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sprintf('`%s`', |
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implode('`, `', $x) |
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) |
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) |
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); |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function requireOneKey() |
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{ |
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/** @var array */ |
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return [ |
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'boolean', |
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'percentage', |
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'schedule', |
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'set', |
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]; |
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} |
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} |
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This check looks for multiple assignments in successive lines of code. It will report an issue if the operators are not in a straight line.
To visualize
will produce issues in the first and second line, while this second example
will produce no issues.