1ed53b153c
* build: enable consistent type imports eslint rule * change to warn * fix the warning in example and excalidraw-app * fix packages * enable type annotations and throw error for the rule
29 lines
700 B
TypeScript
29 lines
700 B
TypeScript
import type { PrimitiveAtom } from "jotai";
|
|
import { unstable_createStore, useAtom } from "jotai";
|
|
import { useLayoutEffect } from "react";
|
|
|
|
export const jotaiScope = Symbol();
|
|
export const jotaiStore = unstable_createStore();
|
|
|
|
export const useAtomWithInitialValue = <
|
|
T extends unknown,
|
|
A extends PrimitiveAtom<T>,
|
|
>(
|
|
atom: A,
|
|
initialValue: T | (() => T),
|
|
) => {
|
|
const [value, setValue] = useAtom(atom);
|
|
|
|
useLayoutEffect(() => {
|
|
if (typeof initialValue === "function") {
|
|
// @ts-ignore
|
|
setValue(initialValue());
|
|
} else {
|
|
setValue(initialValue);
|
|
}
|
|
// eslint-disable-next-line react-hooks/exhaustive-deps
|
|
}, []);
|
|
|
|
return [value, setValue] as const;
|
|
};
|