Wrapper for Promise rejections of applicationinsights

trackExceptionWrapper.js

appInsights = require("applicationinsights");

let exceptionTrack = appInsights.defaultClient.trackException;
appInsights.defaultClient.trackException = function myExceptionTracker(telemetry) {
    let exception = telemetry.exception
    //How to test for a Promise
    if (Promise.resolve(exception) == exception) {
        exception.then(res => {
            telemetry.exception = res;
            exceptionTrack.call(appInsights.defaultClient, telemetry);
        }, err => {
            telemetry.exception = err;
            exceptionTrack.call(appInsights.defaultClient, telemetry);
        }).catch(error => {
            telemetry.exception = error;
            exceptionTrack.call(appInsights.defaultClient, telemetry);
        })
    } else {
        exceptionTrack.call(appInsights.defaultClient, telemetry);
    }
}