Observing "MemoryWarningNotification" and proxying it up to the DeviceEventEmitter

React/Modules/RCTAppState.m

@@ -53,11 +53,21 @@ RCT_EXPORT_MODULE()
                                                selector:@selector(handleAppStateDidChange)
                                                    name:name
                                                  object:nil];
+
+      [[NSNotificationCenter defaultCenter] addObserver:self
+                                               selector:@selector(handleMemoryWarning)
+                                                   name:UIApplicationDidReceiveMemoryWarningNotification
+                                                 object:nil];
     }
   }
   return self;
 }
 
+- (void)handleMemoryWarning
+{
+  [_bridge.eventDispatcher sendDeviceEventWithName:@"memoryWarning"
+                                              body:nil];
+}
 
 - (void)dealloc
 {