Promise reject() causes “Uncaught (in promise)” warning

Question

Once a promise reject() callback is called, a warning message \"Uncaught (in promise)\" appears in the Chrome console. I can\'t wrap my head around the

Answer 1

I've solved that problem in my project, it's a large enterprise one. My team is too lazy to write empty catch hundreds of times.

Promise.prototype.then = function (onFulfilled, onRejected) {
    return baseThen.call(this, (x: any) => {
        if (onFulfilled)
            onFulfilled(x);
    }, (x: any) => {
        if (onRejected)
            onRejected(x);
    });
};