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28 lines
458 B
28 lines
458 B
--TEST--
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yield from rejects an IteratorAggregate cycle
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--FILE--
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<?php
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class CyclicAggregate implements IteratorAggregate
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{
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public function getIterator(): Traversable
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{
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return $this;
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}
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}
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function cyclic_yield_from(): iterable
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{
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yield from new CyclicAggregate();
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}
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function main(): void
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{
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try {
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cyclic_yield_from()->current();
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} catch (Throwable $e) {
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echo get_class($e), "\n";
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}
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}
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?>
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--EXPECT--
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Exception
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