1 | <?php |
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5 | abstract class Specification |
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6 | { |
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7 | /** |
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8 | * @param mixed $object |
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9 | * @return bool |
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10 | */ |
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11 | abstract public function isSatisfiedBy($object): bool; |
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12 | |||
13 | /** |
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14 | * @param Specification $specification |
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15 | * @return AndSpecification |
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16 | */ |
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17 | 1 | public function and(Specification $specification): AndSpecification |
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21 | |||
22 | /** |
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23 | * @param Specification $specification |
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24 | * @return OrSpecification |
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25 | */ |
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26 | 1 | public function or(Specification $specification): OrSpecification |
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30 | |||
31 | /** |
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32 | * @return NotSpecification |
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33 | */ |
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34 | 1 | public function not(): NotSpecification |
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38 | } |