moved empty set to utils

Author: akwasniewski

packages/react-native-gesture-handler/src/v3/NativeDetector/HostGestureDetector.web.tsx

@@ -4,6 +4,7 @@ import { ActionType } from '../../ActionType';
 import { PropsRef } from '../../web/interfaces';
 import { View } from 'react-native';
 import { tagMessage } from '../../utils';
+import { EMPTY_SET } from './utils';
 
 export interface GestureHandlerDetectorProps extends PropsRef {
   handlerTags: number[];
@@ -26,7 +27,6 @@ const HostGestureDetector = (props: GestureHandlerDetectorProps) => {
   const attachedHandlers = useRef<Set<number>>(new Set<number>());
   const attachedNativeHandlers = useRef<Set<number>>(new Set<number>());
   const attachedLogicHandlers = useRef<Map<number, Set<number>>>(new Map());
-  const emptySet = new Set<number>();
 
   const detachHandlers = (
     currentHandlerTags: Set<number>,
@@ -126,15 +126,15 @@ const HostGestureDetector = (props: GestureHandlerDetectorProps) => {
     });
 
     logicChildrenToDetach.forEach((tag) => {
-      detachHandlers(emptySet, attachedLogicHandlers.current.get(tag)!);
+      detachHandlers(EMPTY_SET, attachedLogicHandlers.current.get(tag)!);
     });
   }, [props.logicChildren]);
 
   useEffect(() => {
     return () => {
-      detachHandlers(emptySet, attachedHandlers.current);
+      detachHandlers(EMPTY_SET, attachedHandlers.current);
       attachedLogicHandlers?.current.forEach((childHandlerTags) => {
-        detachHandlers(emptySet, childHandlerTags);
+        detachHandlers(EMPTY_SET, childHandlerTags);
       });
     };
   }, []);

packages/react-native-gesture-handler/src/v3/NativeDetector/utils.ts

@@ -147,3 +147,5 @@ export function configureRelations<THandlerData, TConfig>(
     );
   }
 }
+
+export const EMPTY_SET = new Set<number>();