mirror of
https://github.com/vector-im/element-call.git
synced 2024-11-24 00:38:31 +08:00
18 lines
408 B
TypeScript
18 lines
408 B
TypeScript
/*
|
|
Copyright 2024 New Vector Ltd.
|
|
|
|
SPDX-License-Identifier: AGPL-3.0-only
|
|
Please see LICENSE in the repository root for full details.
|
|
*/
|
|
|
|
import { useRef } from "react";
|
|
|
|
/**
|
|
* React hook that returns the value given on the initial render.
|
|
*/
|
|
export function useInitial<T>(getValue: () => T): T {
|
|
const ref = useRef<{ value: T }>();
|
|
ref.current ??= { value: getValue() };
|
|
return ref.current.value;
|
|
}
|