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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| 17 | abstract class PHPCompatibility_AbstractNewFeatureSniff |
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| 18 | extends PHPCompatibility_AbstractComplexVersionSniff |
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| 19 | { |
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| 20 | |||
| 21 | |||
| 22 | /** |
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| 23 | * Determine whether an error/warning should be thrown for an item based on collected information. |
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| 24 | * |
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| 25 | * @param array $errorInfo Detail information about an item. |
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| 26 | * |
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| 27 | * @return bool |
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| 28 | */ |
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| 29 | protected function shouldThrowError(array $errorInfo) |
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| 34 | |||
| 35 | /** |
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| 36 | * Retrieve the relevant detail (version) information for use in an error message. |
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| 37 | * |
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| 38 | * @param array $itemArray Version and other information about the item. |
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| 39 | * @param array $itemInfo Base information about the item. |
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| 40 | * |
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| 41 | * @return array |
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| 42 | */ |
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| 43 | public function getErrorInfo(array $itemArray, array $itemInfo) |
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| 64 | |||
| 65 | |||
| 66 | /** |
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| 67 | * Get the error message template for this sniff. |
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| 68 | * |
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| 69 | * @return string |
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| 70 | */ |
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| 71 | protected function getErrorMsgTemplate() |
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| 76 | |||
| 77 | /** |
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| 78 | * Generates the error or warning for this item. |
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| 79 | * |
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| 80 | * @param PHP_CodeSniffer_File $phpcsFile The file being scanned. |
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| 81 | * @param int $stackPtr The position of the relevant token in |
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| 82 | * the stack. |
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| 83 | * @param array $itemInfo Base information about the item. |
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| 84 | * @param array $errorInfo Array with detail (version) information |
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| 85 | * relevant to the item. |
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| 86 | * |
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| 87 | * @return void |
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| 88 | */ |
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| 89 | public function addError(PHP_CodeSniffer_File $phpcsFile, $stackPtr, array $itemInfo, array $errorInfo) |
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| 106 | |||
| 107 | }//end class |
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| 108 |
You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.