/**
* Executes a route action, given a callable and a context.
*
* @param callable $targetFunc The target function to be executed.
* @param Context $context The context the target function should be executed under (for dependency injection).
* @return mixed The function's return value.
* @throws \Exception If an exception is raised during execution, it will be rethrown.
*/
private function executeAction(callable $targetFunc, Context $context)
{
$returnValue = null;
$paramValues = $context->determineParamValues($targetFunc);
try {
$returnValue = call_user_func_array($targetFunc, $paramValues);
} catch (\Exception $ex) {
$context->registerInstance($ex);
$this->filters->trigger(Filters::ON_EXCEPTION, $context);
if (!$this->filters->anyHandlersForEvent(Filters::ON_EXCEPTION)) {
// If this exception was unhandled, rethrow it so it can be handled in the global scope
throw $ex;
}
}
return $returnValue;
}
/**
* Registers a filter function that is called when routing fails (404 error).
*
* @param callable $filter
* @return $this
*/
public function notFound(callable $filter)
{
$this->filters->register(Filters::NO_ROUTE_FOUND, $filter);
return $this;
}
public function testContinueIsTrueByDefault()
{
$filters = new Filters();
$this->assertTrue($filters->trigger('myEventType'), 'Continue should be true if no filters are triggered');
}