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<?php |
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declare(strict_types = 1); |
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namespace Innmind\Immutable; |
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/** |
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* Simple iterator to cache the results of a generator so it can be iterated |
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* over multiple times |
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* |
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* @template T |
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* @template S |
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* @internal Do not use this in your code |
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* @psalm-immutable Not really immutable but to simplify declaring immutability of other structures |
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*/ |
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final class Accumulate implements \Iterator |
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{ |
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/** @var \Generator<T, S> */ |
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private \Generator $generator; |
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/** @var list<T> */ |
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private array $keys = []; |
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/** @var list<S> */ |
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private array $values = []; |
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/** |
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* @param \Generator<T, S> $generator |
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*/ |
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public function __construct(\Generator $generator) |
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{ |
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$this->generator = $generator; |
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} |
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/** |
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* @return S |
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*/ |
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public function current(): mixed |
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{ |
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/** @psalm-suppress UnusedMethodCall */ |
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$this->pop(); |
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return \current($this->values); |
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} |
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/** |
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* @return T |
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*/ |
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public function key(): mixed |
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{ |
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/** @psalm-suppress UnusedMethodCall */ |
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$this->pop(); |
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return \current($this->keys); |
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} |
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public function next(): void |
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{ |
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\next($this->keys); |
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\next($this->values); |
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if ($this->reachedCacheEnd()) { |
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/** @psalm-suppress ImpureMethodCall */ |
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$this->generator->next(); |
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} |
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} |
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public function rewind(): void |
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{ |
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\reset($this->keys); |
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\reset($this->values); |
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} |
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public function valid(): bool |
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{ |
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/** @psalm-suppress ImpureMethodCall */ |
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$valid = !$this->reachedCacheEnd() || $this->generator->valid(); |
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if (!$valid) { |
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// once the "true" end has been reached we automatically rewind this |
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// iterator so it is always in a clean state |
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/** @psalm-suppress UnusedMethodCall */ |
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$this->rewind(); |
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} |
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return $valid; |
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} |
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private function reachedCacheEnd(): bool |
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{ |
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return \key($this->values) === null; |
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} |
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private function pop(): void |
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{ |
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if ($this->reachedCacheEnd()) { |
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/** |
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* @psalm-suppress InaccessibleProperty |
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* @psalm-suppress ImpureMethodCall |
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*/ |
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$this->keys[] = $this->generator->key(); |
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/** |
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* @psalm-suppress InaccessibleProperty |
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* @psalm-suppress ImpureMethodCall |
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*/ |
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$this->values[] = $this->generator->current(); |
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} |
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} |
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} |
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Innmind /
Immutable
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The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g.
excluded_paths: ["lib/*"], you can move it to the dependency path list as follows:For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths