J. King
2 years ago
3 changed files with 43 additions and 3 deletions
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<?php |
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/** @license MIT |
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* Copyright 2017 J. King, Dustin Wilson et al. |
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* See LICENSE and AUTHORS files for details */ |
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declare(strict_types=1); |
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namespace JKingWeb\Arsse\Context; |
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class UnionContext extends RootContext implements \ArrayAccess, \Countable, \IteratorAggregate { |
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protected $contexts = []; |
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public function offsetExists(mixed $offset): bool { |
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return array_key_exists($offset, $this->contexts); |
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} |
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public function offsetGet(mixed $offset): mixed { |
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return $this->contexts[$offset] ?? null; |
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} |
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public function offsetSet(mixed $offset, mixed $value): void { |
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$this->contexts[$offset ?? count($this->contexts)] = $value; |
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} |
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public function offsetUnset(mixed $offset): void { |
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unset($this->contexts[$offset]); |
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} |
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public function count(): int { |
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return count($this->contexts); |
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} |
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public function getIterator(): \Traversable { |
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foreach ($this->contexts as $k => $c) { |
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yield $k => $c; |
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} |
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} |
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public function __construct(Context ...$context) { |
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$this->contexts = $context; |
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} |
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} |
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