/**
* Executed by Co::any() or Co::race().
* @param mixed $value
* @param callable $filter self::reverse or self::fail.
* @param string $message Used for failure.
* @return \Generator
*/
public static function anyOrRace($value, callable $filter, $message)
{
$value = YieldableUtils::normalize($value);
$yieldables = YieldableUtils::getYieldables($value);
$wrapper = self::getWrapperGenerator($yieldables, $filter);
try {
$results = (yield $wrapper);
} catch (ControlException $e) {
(yield CoInterface::RETURN_WITH => $e->getValue());
}
$apply = YieldableUtils::getApplier($value, $yieldables);
throw new AllFailedException($message, 0, $apply($results));
}
/**
* Handle resolving generators still running.
* @param GeneratorContainer $gc
* @return PromiseInterface
*/
private function processGeneratorContainerRunning(GeneratorContainer $gc)
{
// Check delay request yields
if ($gc->key() === CoInterface::DELAY) {
return $this->pool->addDelay($gc->current())->then(function () use($gc) {
$gc->send(null);
return $this->processGeneratorContainer($gc);
});
}
// Now we normalize yielded value
$yielded = YieldableUtils::normalize($gc->current());
$yieldables = YieldableUtils::getYieldables($yielded, [], $this->runners);
if (!$yieldables) {
// If there are no yieldables, send yielded value back into generator
$gc->send($yielded);
// Continue
return $this->processGeneratorContainer($gc);
}
// Chain resolver
return $this->promiseAll($yieldables, $gc->key() !== CoInterface::SAFE)->then(YieldableUtils::getApplier($yielded, $yieldables, [$gc, 'send']), [$gc, 'throw_'])->then(function () use($gc, $yieldables) {
// Continue
$this->runners = array_diff_key($this->runners, $yieldables);
return $this->processGeneratorContainer($gc);
});
}