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<?php |
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/** |
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* @copyright (c) 2014-2017 brian ridley |
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* @author brian ridley <[email protected]> |
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* @license http://opensource.org/licenses/MIT MIT |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace ptlis\SemanticVersion\Comparator; |
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/** |
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* Factory to build comparator instances from string representation. |
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*/ |
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final class ComparatorFactory |
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{ |
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/** @var ComparatorInterface[] */ |
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private $comparatorStringMap; |
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/** |
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* Constructor. |
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*/ |
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public function __construct() |
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{ |
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$this->comparatorStringMap = [ |
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'>' => new GreaterThan(), |
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'>=' => new GreaterOrEqualTo(), |
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'<' => new LessThan(), |
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'<=' => new LessOrEqualTo(), |
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'=' => new EqualTo() |
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]; |
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} |
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/** |
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* Build a comparator instance from it's string representation |
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* |
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* @param string $comparatorString |
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* |
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* @return ComparatorInterface |
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*/ |
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public function get($comparatorString) |
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{ |
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if (!$this->isComparator($comparatorString)) { |
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throw new \RuntimeException('Unknown comparator "' . $comparatorString . '" encountered"'); |
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} |
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return $this->comparatorStringMap[$comparatorString]; |
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} |
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/** |
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* Returns true if the provided string is a valid comparator. |
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* |
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* @param string $comparatorString |
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* |
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* @return bool |
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*/ |
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public function isComparator($comparatorString) |
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{ |
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return array_key_exists($comparatorString, $this->comparatorStringMap); |
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} |
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} |
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ptlis /
semantic-version
Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..