/**
* Invoked when tick() is called for the first time.
*
* @param StrandInterface $strand The strand that is executing the coroutine.
*/
public function call(StrandInterface $strand)
{
$this->timer = $strand->kernel()->eventLoop()->addTimer($this->timeout, function () use($strand) {
$this->timer = null;
$strand->terminate();
});
$strand->call($this->coroutine);
}
/**
* Resume execution of a suspended coroutine by passing it an exception.
*
* @param StrandInterface $strand The strand that is executing the coroutine.
* @param Exception $exception The exception to send to the coroutine.
*/
public function resumeWithException(StrandInterface $strand, Exception $exception)
{
try {
$this->generator->throw($exception);
$valid = $this->generator->valid();
} catch (Exception $e) {
$strand->throwException($e);
return;
}
if ($valid) {
$strand->call($this->generator->current());
} elseif (self::$hasReturnValue) {
$strand->returnValue($this->generator->getReturn());
} else {
$strand->returnValue(null);
}
}
