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<?php |
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declare(strict_types=1); |
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namespace RemotelyLiving\PHPCollection; |
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final class Collection extends AbstractCollection |
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{ |
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/** |
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* @inheritDoc |
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*/ |
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public function map(callable $fn): CollectionInterface |
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{ |
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return new self(array_map($fn, $this->all())); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function filter(callable $fn): CollectionInterface |
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{ |
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return new self(array_filter($this->all(), $fn, ARRAY_FILTER_USE_BOTH)); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function each(callable $fn): CollectionInterface |
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{ |
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$deferredValues = function () use ($fn) { |
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foreach ($this->all() as $key => $item) { |
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yield $key => $fn($item, $key); |
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} |
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}; |
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return self::later($deferredValues()); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function reverse(): CollectionInterface |
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{ |
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return new self(array_reverse($this->all())); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function unique(): CollectionInterface |
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{ |
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return new self(array_unique($this->all())); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function diff(CollectionInterface $collection, callable $comparator = null): CollectionInterface |
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{ |
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return new self( |
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array_udiff($this->all(), $collection->all(), $comparator ?? Helper::getObjectSafeComparator()) |
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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 merge(CollectionInterface $collection): CollectionInterface |
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{ |
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return new self(array_merge($this->all(), $collection->all())); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function intersect(CollectionInterface $collection): CollectionInterface |
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{ |
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return new self(array_intersect($this->all(), $collection->all())); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function sort(callable $comparator = null): CollectionInterface |
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{ |
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$items = $this->all(); |
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uasort($items, $comparator ?? Helper::getObjectSafeComparator()); |
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return new self($items); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function kSort(callable $comparator = null): CollectionInterface |
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{ |
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$items = $this->all(); |
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uksort($items, $comparator ?? Helper::getStringComparator()); |
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return new self($items); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function reIndex(): CollectionInterface |
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{ |
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return new self($this->values()); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function chunk(int $size, callable $fn): CollectionInterface |
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{ |
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$deferred = function () use ($size, $fn) { |
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foreach (array_chunk($this->all(), $size, true) as $chunk) { |
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foreach ($chunk as $index => $value) { |
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yield $index => $fn($value, $index); |
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} |
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} |
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}; |
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return self::later($deferred()); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function unset(...$offsets): CollectionInterface |
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{ |
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$items = $this->all(); |
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foreach ($offsets as $offset) { |
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unset($items[$offset]); |
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} |
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return new self($items); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function set($offset, $item): CollectionInterface |
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{ |
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$added = $this->all(); |
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$added[$offset] = $item; |
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return new self($added); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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final public function push($item): CollectionInterface |
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{ |
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$pushed = $this->all(); |
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$pushed[] = $item; |
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return new self($pushed); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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final public function unshift(...$items): CollectionInterface |
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{ |
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$unshifted = $this->all(); |
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array_unshift($unshifted, ...$items); |
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return new self($unshifted); |
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} |
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} |
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remotelyliving /
php-collection
