JSFiddle - React, Tailwind, and code Playground

by Frithjof Winkelmann

JavaScript

//Erweiterte JSON, die auch spezielle Objekte parst und zu JSON umwandelt:
//Objekte, die sich selbst enthalten
//Objekte, die Funktionen enthalten
var JSONE = {};
JSONE.to = {};
JSONE.to.removeCycle = function (obj, already = [], lvl = 1, path = "PATH#obj") {
    if (typeof obj === "object") {
        for (var i in already) {
            if (already[i].obj === obj && (already[i].lvl < lvl - 1 || already[i].lvl == 0)) {
                return already[i].loc;
            }
        }
        if (lvl === 1) {
            already.push({
                obj: obj,
                loc: path,
                lvl: 0
            });
        }
        for (var i in obj) {
            already.push({
                obj: obj[i],
                loc: path + "." + i,
                lvl: lvl
            });
        }
        for (var i in obj) {
            obj[i] = JSONE.to.removeCycle(obj[i], already, lvl + 1, path + "." + i);
        }
    }
    return obj;
}
JSONE.to.changeFuncs = function (obj) {
    if (typeof obj === "function") {
        return "FUNCTION#" + obj.toString();
    } else if (typeof obj === "object") {
        var cl = clone(obj);
        for (var i in cl) {
            cl[i] = JSONE.to.changeFuncs(cl[i]);
        }
        return cl;
    }
    return obj;
}
JSONE.stringify = function (obj) {
    if (typeof obj === "object") {
        for (var i in JSONE.to) {
            obj = JSONE.to[i](obj);
        }
    }
    return JSON.stringify(obj);
}
JSONE.from = {};
JSONE.from.addFuncs = function (obj) {
    if (typeof obj === "string" && obj.substr(0, 9) === "FUNCTION#") {
        var ret;
        try {
            eval("ret = " + obj.substr(9));
            return ret;
        } catch (e) {
            return obj;
        }
    } else if (typeof obj === "object") {
        for (var i in obj) {
            obj[i] = JSONE.from.addFuncs(obj[i]);
        }
        return obj;
    }
    return obj;
}
JSONE.from.addCycle = function (obj, paths = [], already = [],...