add hw2

node_modules/@react-aria/utils/dist/mergeRefs.main.js

@@ -0,0 +1,40 @@
+
+function $parcel$export(e, n, v, s) {
+  Object.defineProperty(e, n, {get: v, set: s, enumerable: true, configurable: true});
+}
+
+$parcel$export(module.exports, "mergeRefs", () => $f05dc24eafaeb7e2$export$c9058316764c140e);
+/*
+ * Copyright 2020 Adobe. All rights reserved.
+ * This file is licensed to you under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License. You may obtain a copy
+ * of the License at http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under
+ * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
+ * OF ANY KIND, either express or implied. See the License for the specific language
+ * governing permissions and limitations under the License.
+ */ function $f05dc24eafaeb7e2$export$c9058316764c140e(...refs) {
+    if (refs.length === 1 && refs[0]) return refs[0];
+    return (value)=>{
+        let hasCleanup = false;
+        const cleanups = refs.map((ref)=>{
+            const cleanup = $f05dc24eafaeb7e2$var$setRef(ref, value);
+            hasCleanup || (hasCleanup = typeof cleanup == 'function');
+            return cleanup;
+        });
+        if (hasCleanup) return ()=>{
+            cleanups.forEach((cleanup, i)=>{
+                if (typeof cleanup === 'function') cleanup();
+                else $f05dc24eafaeb7e2$var$setRef(refs[i], null);
+            });
+        };
+    };
+}
+function $f05dc24eafaeb7e2$var$setRef(ref, value) {
+    if (typeof ref === 'function') return ref(value);
+    else if (ref != null) ref.current = value;
+}
+
+
+//# sourceMappingURL=mergeRefs.main.js.map