/**
* Returned Generators are run as coroutines. Failures of the coroutine are forwarded to the loop error handler.
*
* @see \Interop\Async\Loop::setErrorHandler()
*
* @param callable $callback
*/
function setErrorHandler(callable $callback)
{
Loop::setErrorHandler(function ($exception) use($callback) {
$result = $callback($exception);
if ($result instanceof \Generator) {
rethrow(new Coroutine($result));
}
});
}