| 1 | <?php |
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| 11 | trait HasParserTrait |
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| 12 | { |
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| 13 | protected $parser = null; |
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| 14 | |||
| 15 | |||
| 16 | /** |
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| 17 | * @return AbstractParser |
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| 18 | */ |
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| 19 | 27 | public function getParser() |
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| 27 | |||
| 28 | /** |
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| 29 | * @param $class |
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| 30 | * @return $this |
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| 31 | */ |
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| 32 | 27 | public function setParser($class) |
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| 38 | |||
| 39 | 27 | public function initParser() |
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| 45 | |||
| 46 | /** |
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| 47 | * @return string |
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| 48 | */ |
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| 49 | 27 | public function getParserClass() |
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| 53 | } |
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| 54 |
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
Idableprovides a methodequalsIdthat 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.