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.