Navigation Action Helpers at root (#4151)

packages/react-navigation/src/createNavigationContainer.js

@@ -5,6 +5,7 @@ import { polyfill } from 'react-lifecycles-compat';
 import { BackHandler } from './PlatformHelpers';
 import NavigationActions from './NavigationActions';
 import invariant from './utils/invariant';
+import getNavigationActionCreators from './routers/getNavigationActionCreators';
 import docsUrl from './utils/docsUrl';
 
 function isStateful(props) {
@@ -359,6 +360,11 @@ export default function createNavigationContainer(Component) {
               };
             },
           };
+          const actionCreators = getNavigationActionCreators(nav);
+          Object.keys(actionCreators).forEach(actionName => {
+            this._navigation[actionName] = (...args) =>
+              this.dispatch(actionCreators[actionName](...args));
+          });
         }
         navigation = this._navigation;
       }

packages/react-navigation/src/routers/StackRouter.js

@@ -164,7 +164,7 @@ export default (routeConfigs, stackConfig = {}) => {
 
     getActionCreators(route, navStateKey) {
       return {
-        ...getNavigationActionCreators(route, navStateKey),
+        ...getNavigationActionCreators(route),
         ...getCustomActionCreators(route, navStateKey),
         pop: (n, params) =>
           StackActions.pop({

packages/react-navigation/src/routers/SwitchRouter.js

@@ -108,7 +108,7 @@ export default (routeConfigs, config = {}) => {
 
     getActionCreators(route, stateKey) {
       return {
-        ...getNavigationActionCreators(route, stateKey),
+        ...getNavigationActionCreators(route),
         ...getCustomActionCreators(route, stateKey),
       };
     },