Recursive ajax request (polling)

recursiveRequest.js

var checkForNewReading = function () {
        $.ajax({
            url: location.href + '/request',
            type: 'GEt',
            dataType: 'json',
            success: function(data) {
                if (data) {
                    // DO SOMETHING
                }
                checkForNewReading();
            },
            error: function(xhr, ajaxOptions, thrownError) {
                console.log(thrownError);
            }
        });
    };

    checkForNewReading();