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https://github.com/vector-im/element-call.git
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31 lines
877 B
TypeScript
31 lines
877 B
TypeScript
/*
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Copyright 2023, 2024 New Vector Ltd.
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SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
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Please see LICENSE in the repository root for full details.
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*/
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import { type RefCallback, type RefObject, useCallback } from "react";
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/**
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* Combines multiple refs into one, useful for attaching multiple refs to the
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* same DOM node.
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*/
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export const useMergedRefs = <T>(
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...refs: (RefObject<T | null> | RefCallback<T | null> | null | undefined)[]
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): RefCallback<T | null> =>
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useCallback(
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(value) =>
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refs.forEach((ref) => {
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if (typeof ref === "function") {
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ref(value);
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} else if (ref) {
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ref.current = value;
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}
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}),
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// Since this isn't an array literal, we can't use the static dependency
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// checker, but that's okay
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// eslint-disable-next-line react-hooks/exhaustive-deps
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refs,
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);
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