Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
| 1 | <?php |
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| 12 | class TaskManager |
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| 13 | { |
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| 14 | /** |
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| 15 | * @var ManagerRegistry |
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| 16 | */ |
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| 17 | protected $doctrine; |
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| 18 | |||
| 19 | /** |
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| 20 | * @param ManagerRegistry $doctrine |
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| 21 | */ |
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| 22 | public function setDoctrine($doctrine) |
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| 26 | |||
| 27 | /** |
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| 28 | * @param string $service |
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| 29 | * @param \DateTime|null $executeAt |
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| 30 | * @param array|null $params |
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| 31 | * @return QueuedTask |
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| 32 | */ |
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| 33 | public function queue(string $service, \DateTime $executeAt = null, array $params = null): QueuedTask |
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| 55 | |||
| 56 | /** |
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| 57 | * @param QueuedTask $run |
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| 58 | */ |
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| 59 | public function start(QueuedTask $run) |
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| 65 | |||
| 66 | /** |
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| 67 | * @param string $service |
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| 68 | * @param array $params |
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| 69 | * @return QueuedTask |
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| 70 | */ |
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| 71 | public function run(string $service, array $params = null): QueuedTask |
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| 95 | |||
| 96 | /** |
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| 97 | * @param QueuedTask $run |
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| 98 | * @param $response |
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| 99 | */ |
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| 100 | View Code Duplication | public function success(QueuedTask $run, $response) |
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| 112 | |||
| 113 | /** |
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| 114 | * @param QueuedTask $run |
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| 115 | * @param $response |
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| 116 | */ |
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| 117 | View Code Duplication | public function failure(QueuedTask $run, $response) |
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| 129 | } |
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| 130 |
This check marks calls to methods that do not seem to exist on an object.
This is most likely the result of a method being renamed without all references to it being renamed likewise.