/**
* Return a value to the calling coroutine.
*
* @param StrandInterface $strand The currently executing strand.
* @param mixed $value The value to send to the calling coroutine.
*/
public function return_(StrandInterface $strand, $value = null)
{
$strand->returnValue($value);
}
/**
* 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);
}
}
/**
* Resume execution of a suspended coroutine by passing it a value.
*
* @param StrandInterface $strand The strand that is executing the coroutine.
* @param mixed $value The value to send to the coroutine.
*/
public function resumeWithValue(StrandInterface $strand, $value)
{
$strand->returnValue($value);
}
