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<?php |
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declare(strict_types=1); |
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namespace FRZB\Component\TransactionalMessenger\Storage; |
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/** |
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* @template T |
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* |
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* @extends StorageInterface<T> |
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*/ |
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class Storage implements StorageInterface |
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{ |
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public function __construct( |
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/** @param \Iterator<T> $items */ |
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private iterable $items = [], |
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) { |
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} |
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/** {@inheritdoc} */ |
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public function init(iterable|StorageInterface $storage): static |
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{ |
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$this->items = $storage instanceof StorageInterface ? $storage->list() : $storage; |
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return $this; |
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} |
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/** {@inheritdoc} */ |
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public function append(object ...$items): static |
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{ |
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array_push($this->items, ...$items); |
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return $this; |
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} |
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/** {@inheritdoc} */ |
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public function prepend(object ...$items): static |
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{ |
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array_unshift($this->items, ...$items); |
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return $this; |
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} |
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/** {@inheritdoc} */ |
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public function next(): ?object |
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{ |
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return array_shift($this->items); |
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} |
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/** {@inheritdoc} */ |
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public function iterate(): iterable |
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{ |
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while ($item = $this->next()) { |
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yield $item; |
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} |
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} |
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/** {@inheritdoc} */ |
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public function map(callable $callback): static |
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{ |
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return new static(array_map($callback, $this->items)); |
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} |
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/** {@inheritdoc} */ |
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public function filter(callable $callback): static |
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{ |
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return new static(array_filter($this->items, $callback)); |
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} |
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/** {@inheritdoc} */ |
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public function merge(iterable|StorageInterface $storage): static |
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{ |
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$this->items = [...$this->items, ...$storage instanceof StorageInterface ? $storage->list() : $storage]; |
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return $this; |
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} |
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/** {@inheritdoc} */ |
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public function clear(): static |
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{ |
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$this->items = []; |
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return $this; |
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} |
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/** {@inheritdoc} */ |
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public function list(): iterable |
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{ |
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return $this->items; |
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} |
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/** {@inheritdoc} */ |
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public function count(): int |
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{ |
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return \count($this->items); |
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} |
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} |
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fractalzombie /
frzb-transactional-messenger
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