fix redirect bug in stacks in tab (react-navigation#2674)

sujameslin · kelset · commit 283518b54a76 · 2017-10-25T15:58:18.000+01:00
diff --git a/src/routers/TabRouter.js b/src/routers/TabRouter.js
@@ -239,6 +239,10 @@ export default (
       });
       // console.log(`${order.join('-')}: Processed other tabs:`, {lastIndex: state.index, index});
 
+      // keep active tab index if action type is SET_PARAMS
+      index =
+        action.type === NavigationActions.SET_PARAMS ? state.index : index;
+
       if (index !== state.index || routes !== state.routes) {
         return {
           ...state,
