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Fix "first" helper for HHVM

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This commit is contained in:
Dmitriy Simushev 2014-12-25 11:11:20 +00:00
parent fe2d21710a
commit 62ce4e8639
1 changed files with 12 additions and 1 deletions
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13
src/Collection/FirstHelper.php
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@ -49,6 +49,17 @@ class FirstHelper implements HelperInterface
throw new \InvalidArgumentException('Wrong type of the argument in the "first" helper.'); throw new \InvalidArgumentException('Wrong type of the argument in the "first" helper.');
} }
return reset($collection); if (is_array($collection)) {
return reset($collection);
}
// "reset" function does not work with \Traversable in HHVM. Thus we
// need to get the element manually.
while ($collection instanceof \IteratorAggregate) {
$collection = $collection->getIterator();
}
$collection->rewind();
return $collection->valid() ? $collection->current() : false;
} }
} }