Function errorPromise

static/jQuery-contextMenu/jquery.contextMenu.js:1544–1560

(opt, root, errorItem)

                }

                function errorPromise(opt, root, errorItem) {
                    // User called promise.reject() with an error item, if not, provide own error item.
                    if (typeof errorItem === 'undefined') {
                        errorItem = {
                            "error": {
                                name: "No items and no error item",
                                icon: "context-menu-icon context-menu-icon-quit"
                            }
                        };
                        if (window.console) {
                            (console.error || console.log).call(console, 'When you reject a promise, provide an "items" object, equal to normal sub-menu items');
                        }
                    } else if (typeof errorItem === 'string') {
                        errorItem = {"error": {name: errorItem}};
                    }
                    finishPromiseProcess(opt, root, errorItem);
                }

                function finishPromiseProcess(opt, root, items) {
                    if (typeof root.$menu === 'undefined' || !root.$menu.is(':visible')) {