| Conditions | 15 |
| Paths | 164 |
| Total Lines | 31 |
| Lines | 20 |
| Ratio | 64.52 % |
| Changes | 0 | ||
Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.
For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.
Commonly applied refactorings include:
If many parameters/temporary variables are present:
| 1 | <?php |
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| 41 | protected function initFilters($arrayData) |
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| 42 | { |
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| 43 | $keys = array(); |
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| 44 | |||
| 45 | foreach ($arrayData as $key => $row) { |
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| 46 | View Code Duplication | if ($value = $this->getParamAdapter()->getValueOfFilter('name')) { |
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| 47 | if (strpos($row['name'], $value) === false && !isset($keys[$key])) { |
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| 48 | $keys[] = $key; |
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| 49 | } |
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| 50 | } |
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| 51 | View Code Duplication | if ($value = $this->getParamAdapter()->getValueOfFilter('surname')) { |
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| 52 | if (strpos($row['surname'], $value) === false && !isset($keys[$key])) { |
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| 53 | $keys[] = $key; |
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| 54 | } |
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| 55 | } |
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| 56 | View Code Duplication | if ($value = $this->getParamAdapter()->getValueOfFilter('street')) { |
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| 57 | if (strpos($row['street'], $value) === false && !isset($keys[$key])) { |
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| 58 | $keys[] = $key; |
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| 59 | } |
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| 60 | } |
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| 61 | View Code Duplication | if ($value = $this->getParamAdapter()->getValueOfFilter('city')) { |
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| 62 | if (strpos($row['city'], $value) === false && !isset($keys[$key])) { |
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| 63 | $keys[] = $key; |
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| 64 | } |
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| 65 | } |
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| 66 | } |
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| 67 | |||
| 68 | foreach ($keys as $key) { |
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| 69 | unset($arrayData[$key]); |
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| 70 | } |
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| 71 | } |
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| 72 | } |
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| 73 |
Let’s take a look at an example:
In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different implementation of User which does not have a getDisplayName() method, the code will break.
Available Fixes
Change the type-hint for the parameter:
Add an additional type-check:
Add the method to the interface: