for-in-iterator-1.js

Enable keyboard shortcuts

gczeal(0);

var values = {

    input1: null,

    input2: undefined,

    input3: {},

    input4: [],

    input5: ""

};

var original = function (x) {

    var res = { start: inIon(), end: false };

    for (var i in x.input) {

        throw "Iterator is not empty";

    res.end = inIon();

    return res;

};

for (var i = 1; i < 6; i++) {

    // Reset type inference.

    var res = false;

    var test = eval(`(${original})`.replace(".input", ".input" + i));

    // Run until the end is running within Ion, or skip if we are unable to run

    // in Ion.

    while (!res.start || !res.end)

        res = test(values);