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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19 | View Code Duplication | class InvalidRequestStackMiddlewareException extends InvalidDataTypeException |
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20 | { |
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21 | |||
22 | /** |
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23 | * @param mixed $middleware_app_class |
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24 | * @param string $message |
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25 | * @param int $code |
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26 | * @param Exception $previous |
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27 | */ |
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28 | public function __construct($middleware_app_class, $message = '', $code = 0, Exception $previous = null) |
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51 | } |
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52 |