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<?php |
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namespace TRex\Collection; |
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trait CollectionSorterTrait |
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{ |
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/** |
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* Reindex the keys |
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* |
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* @return $this |
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*/ |
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public function reindex() |
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{ |
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return new $this(array_values((array)$this)); |
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} |
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/** |
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* @param callable $callback |
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* @return $this |
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* @deprecated |
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*/ |
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public function sort(callable $callback) |
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{ |
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$collection = (array)$this; |
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uasort($collection, $callback); |
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return new $this($collection); |
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} |
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/** |
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* Reverses the values |
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* |
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* @param bool $areKeysPreserved |
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* @return $this |
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*/ |
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public function reverse($areKeysPreserved = true) |
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{ |
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return new $this(array_reverse((array)$this, $areKeysPreserved)); |
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} |
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/** |
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* Shuffles the values |
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* |
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* @param bool $areKeysPreserved |
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* @return $this |
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*/ |
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public function shuffle($areKeysPreserved = true) |
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{ |
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if($areKeysPreserved){ |
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return $this->sort(function(){ |
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return mt_rand(-1, 1); |
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}); |
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} |
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$collection = (array)$this; |
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shuffle($collection); |
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return new $this($collection); |
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} |
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/** |
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* Splits the values into every possible response returned by the callback. |
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* |
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* For example, if the callback juste return the value: |
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* ['a', 'b', 'c'] |
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* will become: |
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* ['a' => ['a'], 'b' => ['b'], 'c' => ['c']] |
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* |
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* If the callback return a boolean, it will be return an array with two collections. |
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* [0 => $nonMatchedCollection, 1 => $matchedCollection] |
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* This seems to be quite the same as Doctrine's ARrayCollection. But be careful because keys are inverted. |
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* |
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* @param callable $callback |
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* @return $this[] |
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*/ |
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public function groupBy(callable $callback) |
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{ |
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$results = []; |
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$collection = new Collection($this); |
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foreach ($collection->each($callback) as $key => $result) { |
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if (!isset($results[$result])) { |
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$results[$result] = new $this(); |
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} |
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$results[$result][$key] = $this[$key]; |
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} |
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return $results; |
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} |
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} |
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Raphhh /
trex-collection
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This check compares the return type specified in the
@returnannotation of a function or method doc comment with the types returned by the function and raises an issue if they mismatch.