refactor: drop shouldActionPropagateToChildren

packages/core/src/BaseRouter.tsx

@@ -75,15 +75,6 @@ const BaseRouter = {
     }
   },
 
-  shouldActionPropagateToChildren(action: CommonAction) {
-    return (
-      action.type === 'NAVIGATE' ||
-      action.type === 'REPLACE' ||
-      action.type === 'SET_PARAMS' ||
-      action.type === 'RESET'
-    );
-  },
-
   shouldActionChangeFocus(action: CommonAction) {
     return action.type === 'NAVIGATE';
   },

packages/core/src/__tests__/NavigationContainer.test.tsx

@@ -124,17 +124,7 @@ it('throws when nesting performTransaction', () => {
 });
 
 it('handle dispatching with ref', () => {
-  function CurrentParentRouter(options: DefaultRouterOptions) {
-    const CurrentMockRouter = MockRouter(options);
-    const ParentRouter: Router<NavigationState, MockActions> = {
-      ...CurrentMockRouter,
-
-      shouldActionPropagateToChildren() {
-        return true;
-      },
-    };
-    return ParentRouter;
-  }
+  const CurrentParentRouter = MockRouter;
 
   function CurrentChildRouter(options: DefaultRouterOptions) {
     const CurrentMockRouter = MockRouter(options);

packages/core/src/__tests__/__fixtures__/MockRouter.tsx

@@ -93,10 +93,6 @@ export default function MockRouter(options: DefaultRouterOptions) {
       }
     },
 
-    shouldActionPropagateToChildren(action) {
-      return action.type === 'NAVIGATE';
-    },
-
     shouldActionChangeFocus() {
       return false;
     },

packages/core/src/__tests__/useOnAction.test.tsx

@@ -87,17 +87,7 @@ it("lets parent handle the action if child didn't", () => {
 });
 
 it("lets children handle the action if parent didn't", () => {
-  function CurrentParentRouter(options: DefaultRouterOptions) {
-    const CurrentMockRouter = MockRouter(options);
-    const ParentRouter: Router<NavigationState, MockActions> = {
-      ...CurrentMockRouter,
-
-      shouldActionPropagateToChildren() {
-        return true;
-      },
-    };
-    return ParentRouter;
-  }
+  const CurrentParentRouter = MockRouter;
 
   function CurrentChildRouter(options: DefaultRouterOptions) {
     const CurrentMockRouter = MockRouter(options);
@@ -221,17 +211,7 @@ it("lets children handle the action if parent didn't", () => {
 });
 
 it("doesn't crash if no navigator handled the action", () => {
-  function TestRouter(options: DefaultRouterOptions) {
-    const router: Router<NavigationState, MockActions> = {
-      ...MockRouter(options),
-
-      shouldActionPropagateToChildren() {
-        return true;
-      },
-    };
-
-    return router;
-  }
+  const TestRouter = MockRouter;
 
   const TestNavigator = (props: any) => {
     const { state, descriptors } = useNavigationBuilder(TestRouter, props);

packages/core/src/types.tsx

@@ -139,14 +139,6 @@ export type Router<
    */
   getStateForAction(state: State, action: Action): State | null;
 
-  /**
-   * Whether the action bubbles to other navigators
-   * When an action isn't handled by current navigator, it can be passed to nested navigators
-   *
-   * @param action Action object to check.
-   */
-  shouldActionPropagateToChildren(action: NavigationAction): boolean;
-
   /**
    * Whether the action should also change focus in parent navigator
    *

packages/core/src/useOnAction.tsx

@@ -67,13 +67,11 @@ export default function useOnAction({
           }
         }
 
-        if (router.shouldActionPropagateToChildren(action)) {
-          for (let i = listeners.length - 1; i >= 0; i--) {
-            const listener = listeners[i];
+        for (let i = listeners.length - 1; i >= 0; i--) {
+          const listener = listeners[i];
 
-            if (listener(action, visitedNavigators)) {
-              return true;
-            }
+          if (listener(action, visitedNavigators)) {
+            return true;
           }
         }
       } else {

packages/routers/src/TabRouter.tsx

@@ -199,10 +199,6 @@ export default function TabRouter({
       }
     },
 
-    shouldActionPropagateToChildren(action) {
-      return action.type === 'NAVIGATE';
-    },
-
     shouldActionChangeFocus(action) {
       return action.type === 'NAVIGATE';
     },