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<?php |
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namespace Collections; |
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use Collections\Iterator\SetIterator; |
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use Collections\Traits\GuardTrait; |
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use Collections\Traits\StrictKeyedIterableTrait; |
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class Set extends AbstractCollectionArray implements SetInterface, \ArrayAccess |
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{ |
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use GuardTrait, |
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StrictKeyedIterableTrait; |
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public function at($k) |
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{ |
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return $this[$k]; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function get($key) |
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{ |
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$this->validateKeyBounds($key); |
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return $this->container[$key]; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function containsKey($key) |
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{ |
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return array_key_exists($key, $this->container); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function contains($item) |
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{ |
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return in_array($item, $this->container, true); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function set($key, $value) |
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{ |
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$this->container[$key] = $value; |
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return $this; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function addAll($items) |
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{ |
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if (!is_array($items) && !$items instanceof \Traversable) { |
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throw new \InvalidArgumentException('The items must be an array or Traversable'); |
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} |
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foreach ($items as $value) { |
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$this->add($value); |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function remove($element) |
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{ |
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$key = array_search($element, $this->container, true); |
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$this->removeKey($key); |
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return $this; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function removeKey($key) |
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{ |
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unset($this->container[$key]); |
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return $this; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function getIterator() |
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{ |
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return new SetIterator($this->container); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function add($item) |
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{ |
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$this->container[] = $item; |
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return $this; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function removeAll(Iterable $iterable) |
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{ |
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$iterable->each(function ($item) { |
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if ($this->contains($item)) { |
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$this->remove($item); |
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} |
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}); |
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return $this; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function offsetExists($offset) |
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{ |
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return $this->containsKey($offset) && $this->at($offset) !== null; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function offsetGet($offset) |
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{ |
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return $this->get($offset); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function offsetSet($offset, $value) |
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{ |
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if (is_null($offset)) { |
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$this->add($value); |
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} else { |
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$this->set($offset, $value); |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function offsetUnset($offset) |
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{ |
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throw new \RuntimeException( |
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'Cannot unset an element of a ' . get_class($this)); |
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157
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} |
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} |
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italolelis /
collections
