1 | <?php |
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13 | trait HasPivotPrimaryKey |
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14 | { |
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15 | /** |
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16 | * @var null|string |
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17 | */ |
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18 | protected $pivotPrimaryKey = null; |
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19 | |||
20 | /** |
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21 | * @param $params |
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22 | */ |
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23 | public function checkParamPivotPrimaryKey($params) |
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30 | |||
31 | |||
32 | /** |
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33 | * @return string |
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34 | */ |
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35 | 1 | public function getPivotPrimaryKey() |
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43 | |||
44 | /** |
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45 | * @param $name |
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46 | */ |
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47 | 1 | public function setPivotPrimaryKey($name) |
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51 | |||
52 | 1 | protected function initPivotPrimaryKey() |
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56 | |||
57 | /** |
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58 | * @return string |
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59 | */ |
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60 | 1 | protected function generatePivotPrimaryKey() |
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64 | } |
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65 |
This check looks for methods that are used by a trait but not required by it.
To illustrate, let’s look at the following code example
The trait
Idable
provides a methodequalsId
that in turn relies on the methodgetId()
. If this method does not exist on a class mixing in this trait, the method will fail.Adding the
getId()
as an abstract method to the trait will make sure it is available.