| 1 | <?php  | 
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| 25 | trait InspectorTrait  | 
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| 26 | { | 
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| 27 | |||
| 28 | /**  | 
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| 29 | * executeSql  | 
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| 30 | *  | 
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| 31 |      * Launch query execution expanding string {condition} with the Where query | 
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| 32 | * parameter and values.  | 
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| 33 | *  | 
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| 34 | * @param string $sql  | 
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| 35 | * @param Where $condition  | 
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| 36 | * @return ConvertedResultIterator  | 
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| 37 | */  | 
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| 38 | protected function executeSql($sql, Where $condition = null)  | 
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| 52 | }  | 
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| 53 | 
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.