@mrporter/inseason-analytics/lib/waitForUserProp.js

In Season Analytics Module

'use strict';

Object.defineProperty(exports, "__esModule", {
    value: true
});
exports.default = waitForUserProp;
function waitForUserProp() {
    return new Promise(function (resolve, reject) {
        if (!attempt()) {
            document.addEventListener('__analytics__user__set__', attempt);
        }

        function attempt() {
            if (typeof window.digitalData.user !== 'undefined') {
                document.removeEventListener('__analytics__user__set__', attempt);
                resolve();
                return true;
            }
            return false;
        }
    });
}