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WorkerPool :: added missing return type & strict comparison
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@@ -20,7 +20,7 @@ class WorkerPool implements Countable
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public function get(): StringReverseWorker
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{
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if (count($this->freeWorkers) == 0) {
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if (count($this->freeWorkers) === 0) {
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$worker = new StringReverseWorker();
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} else {
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$worker = array_pop($this->freeWorkers);
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@@ -31,10 +31,9 @@ class WorkerPool implements Countable
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return $worker;
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}
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public function dispose(StringReverseWorker $worker)
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public function dispose(StringReverseWorker $worker): void
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{
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$key = spl_object_hash($worker);
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if (isset($this->occupiedWorkers[$key])) {
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unset($this->occupiedWorkers[$key]);
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$this->freeWorkers[$key] = $worker;
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