1 | <?php |
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9 | abstract class RecursiveTransform extends Transform |
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10 | { |
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11 | /** |
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12 | * Define a list of array keys `transformValue` should apply to. |
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13 | * @var array |
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14 | */ |
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15 | protected $keys = []; |
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16 | |||
17 | public function getKeys() |
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21 | |||
22 | /** |
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23 | * Apply the `transformValue` function to all leafs at the defined keys. |
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24 | * @param array $config |
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25 | * @return array transformed config |
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26 | */ |
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27 | public function transform($config) |
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37 | |||
38 | /** |
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39 | * Impelment this in all discrete classes |
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40 | * @param mixed $value input |
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41 | * @return mixed output value |
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42 | */ |
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43 | abstract public function transformValue($value); |
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44 | } |
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45 |