react-storm/dist/utils.js

A small storm in the React Store world

import { useCallback, useRef } from "react";
export function decycle(obj, stack) {
    if (stack === void 0) { stack = []; }
    if (!obj || typeof obj !== 'object')
        return obj;
    if (stack.includes(obj))
        return null;
    var s = stack.concat([obj]);
    return Array.isArray(obj)
        ? obj.map(function (x) { return decycle(x, s); })
        : Object.fromEntries(Object.entries(obj)
            .map(function (_a) {
            var k = _a[0], v = _a[1];
            return [k, decycle(v, s)];
        }));
}
export function compareObjects(a, b) {
    // TODO: very rough, needs to be rewritten in a better way
    return JSON.stringify(decycle(a)) === JSON.stringify(decycle(b));
}
export function promsify(fn) {
    var res = fn();
    return res instanceof Promise ? res : Promise.resolve(res);
}
export function shorid() {
    return (Math.random() + 1).toString(36).substring(7);
}
export function useLock() {
    var lockRef = useRef(false);
    var oneTimeCall = useCallback(function (handler) {
        if (lockRef.current === false) {
            lockRef.current = true;
            handler();
        }
    }, []);
    return oneTimeCall;
}
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