recoil-toolkit/build/es6/atoms/errors.js

recoil-toolkit

import { atom, selector, selectorFamily, useRecoilValue, useResetRecoilState } from 'recoil';
export const ERRORS_STACK_SIZE = 100;
export const errorStack = atom({
    key: '@recoil-toolkit.errorStack',
    default: [],
});
export const lastError = selector({
    key: '@recoil-toolkit.lastError',
    get: ({ get }) => {
        const e = get(errorStack);
        return e.length > 0 ? e[e.length - 1] : undefined;
    },
});
export const lastErrorType = selectorFamily({
    key: '@recoil-toolkit.lastErrorType',
    get: (key) => ({ get }) => get(errorStack)
        .filter(e => e.key === key)
        .pop(),
});
export const useLastError = (key) => useRecoilValue(key ? lastErrorType(key) : lastError);
export const useResetErrors = () => useResetRecoilState(errorStack);
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