Added complete callback for flyTo

javascript/utils/index.js

@@ -11,35 +11,19 @@ export function isFunction (fn) {
 }
 
 export function runNativeCommand (module, name, nativeRef, args = []) {
-  // android native command
   const managerInstance = NativeModules.UIManager[module];
   if (!managerInstance) {
     throw new Error(`Could not find ${module}`);
   }
 
-  // get react tag so we can find, this component on the otherside
   const handle = findNodeHandle(nativeRef);
+  if (!handle) {
+    throw new Error(`Could not find handle for native ref ${module}.${name}`);
+  }
+
   NativeModules.UIManager.dispatchViewManagerCommand(
     handle,
     managerInstance.Commands[name],
     args,
   );
-  return;
-  // android native command
-  if (IS_ANDROID) {
-    return;
-  }
-
-  // ios native command
-  const method = managerInstance[name];
-  if (!method) {
-    throw new Error(`Could not find method ${name} on module ${module}`);
-  }
-
-  method(handle, ...args);
-}
-
-function getManagerInstance (module) {
-  const obj = IS_ANDROID ? NativeModules.UIManager : NativeModules;
-  return obj[module];
 }