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Check that factory returns an instance of LoopDriver

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This commit is contained in:
Niklas Keller 2016-05-15 20:18:45 +02:00
parent 30254b2a36
commit f66cb4a66f
1 changed files with 8 additions and 2 deletions
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10
src/Loop.php
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@ -54,7 +54,7 @@ final class Loop
/** /**
* Create a new driver if a factory is present, otherwise throw. * Create a new driver if a factory is present, otherwise throw.
* *
* @throws \LogicException if no factory is set * @throws \LogicException if no factory is set or no driver returned from factory
*/ */
private static function createDriver() private static function createDriver()
{ {
@ -62,7 +62,13 @@ final class Loop
throw new \LogicException("Can't create an event loop driver without a factory."); throw new \LogicException("Can't create an event loop driver without a factory.");
} }
return self::$factory->create(); $driver = self::$factory->create();
if (!$driver instanceof LoopDriver) {
throw new \LogicException("LoopDriverFactory didn't return a LoopDriver.");
}
return $driver;
} }
/** /**