@react-aria/utils
Version:
Spectrum UI components in React
54 lines (50 loc) • 2 kB
JavaScript
import {useRef as $gbmns$useRef, useCallback as $gbmns$useCallback, useMemo as $gbmns$useMemo} from "react";
/*
* Copyright 2021 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 $df56164dff5785e2$export$4338b53315abf666(ref) {
const objRef = (0, $gbmns$useRef)(null);
const cleanupRef = (0, $gbmns$useRef)(undefined);
const refEffect = (0, $gbmns$useCallback)((instance)=>{
if (typeof ref === 'function') {
const refCallback = ref;
const refCleanup = refCallback(instance);
return ()=>{
if (typeof refCleanup === 'function') refCleanup();
else refCallback(null);
};
} else if (ref) {
ref.current = instance;
return ()=>{
ref.current = null;
};
}
}, [
ref
]);
return (0, $gbmns$useMemo)(()=>({
get current () {
return objRef.current;
},
set current (value){
objRef.current = value;
if (cleanupRef.current) {
cleanupRef.current();
cleanupRef.current = undefined;
}
if (value != null) cleanupRef.current = refEffect(value);
}
}), [
refEffect
]);
}
export {$df56164dff5785e2$export$4338b53315abf666 as useObjectRef};
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