feat: useMap: allow resetting with provided value other then initial

streamich · Jan 17, 2020 · 7645f72 · 7645f72
1 parent fc595e8
commit 7645f72
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Showing 2 changed files with 5 additions and 2 deletions.
diff --git a/docs/useMap.md b/docs/useMap.md
@@ -18,7 +18,10 @@ const Demo = () => {
         Add
       </button>
       <button onClick={() => reset()}>
-        Reset
+        Reset to initial
+      </button>
+      <button onClick={() => reset({hello: 'different'})}>
+        Reset with new object
       </button>
       <button onClick={() => remove('hello')} disabled={!map.hello}>
         Remove 'hello'

diff --git a/src/useMap.ts b/src/useMap.ts
@@ -27,7 +27,7 @@ const useMap = <T extends object = any>(initialMap: T = {} as T): [T, Actions<T>
           return rest as T;
         });
       },
-      reset: () => set(initialMap),
+      reset: (newMap = initialMap) => set(newMap),
     }),
     [set]
   );