add ignoresExceptions property.

README.md

@@ -49,6 +49,12 @@ If you wish to do custom allocation of a controller, you can use `+allocWithRout
 }
 ```
 
+Set `ignoresExceptions` to `YES` to NOT throw exceptions (suggested for a Release/Distribution version)
+
+```objective-c
+[[Routable sharedRouter] setIgnoresExceptions:YES];
+```
+
 ## Installation
 
 ### [CocoaPods](http://cocoapods.org/)

Routable/Routable.h

@@ -196,6 +196,11 @@ typedef void (^RouterOpenCallback)(NSDictionary *params);
 /// @name Mapping URLs
 ///-------------------------------
 
+/**
+ The property controls for throwing exception or not in your app. NOT throwing any exceptions if set to `YES`, default `NO`;
+ */
+@property (readwrite, nonatomic, assign) BOOL ignoresExceptions;
+
 /**
  Map a URL format to an anonymous callback
  @param format A URL format (i.e. "users/:id" or "logout")

Routable/Routable.m

@@ -193,6 +193,10 @@ - (void)open:(NSString *)url animated:(BOOL)animated {
   }
 
   if (!self.navigationController) {
+    if (_ignoresExceptions) {
+      return;
+    }
+
     @throw [NSException exceptionWithName:@"NavigationControllerNotProvided"
                                    reason:@"Router#navigationController has not been set to a UINavigationController instance"
                                  userInfo:nil];
@@ -272,6 +276,10 @@ - (RouterParams *)routerParamsForUrl:(NSString *)url {
   }
 
   if (!openParams) {
+    if (_ignoresExceptions) {
+      return nil;
+    }
+
     @throw [NSException exceptionWithName:@"RouteNotFoundException"
                                    reason:[NSString stringWithFormat:ROUTE_NOT_FOUND_FORMAT, url]
                                  userInfo:nil];
@@ -326,6 +334,10 @@ - (UIViewController *)controllerForRouterParams:(RouterParams *)params {
 #pragma clang diagnostic pop
 
   if (controller == nil) {
+    if (_ignoresExceptions) {
+      return nil;
+    }
+
     @throw [NSException exceptionWithName:@"RoutableInitializerNotFound"
                                    reason:[NSString stringWithFormat:INVALID_CONTROLLER_FORMAT, NSStringFromClass(controllerClass), NSStringFromSelector(CONTROLLER_CLASS_SELECTOR),  NSStringFromSelector(CONTROLLER_SELECTOR)]
                                  userInfo:nil];