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<?php
declare(strict_types=1);
namespace GuzzleHttp\Promise;
final class Is
{
/**
* Returns true if a promise is pending.
*/
public static function pending(PromiseInterface $promise): bool
{
return $promise->getState() === PromiseInterface::PENDING;
}
/**
* Returns true if a promise is fulfilled or rejected.
*/
public static function settled(PromiseInterface $promise): bool
{
return $promise->getState() !== PromiseInterface::PENDING;
}
/**
* Returns true if a promise is fulfilled.
*/
public static function fulfilled(PromiseInterface $promise): bool
{
return $promise->getState() === PromiseInterface::FULFILLED;
}
/**
* Returns true if a promise is rejected.
*/
public static function rejected(PromiseInterface $promise): bool
{
return $promise->getState() === PromiseInterface::REJECTED;
}
}
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