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- 'use strict';
- function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
- define([], function () {
- var idCounter = 0;
- var lastIdDate = new Date().valueOf();
- return function () {
- function UniqueId() {
- _classCallCheck(this, UniqueId);
- }
- UniqueId.generate = function generate(prefix) {
- var date = new Date().valueOf();
- if (date !== lastIdDate) {
- idCounter = 0;
- lastIdDate = date;
- } else {
- idCounter++;
- }
- var datePart = ('0000000000000000' + date.toString(16)).slice(-16);
- var countPart = ('00000000' + idCounter.toString(16)).slice(-8);
- return [prefix, datePart, '_', countPart].join('');
- };
- return UniqueId;
- }();
- });
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