// Copyright IBM Corp. 2016. All Rights Reserved.
  // Node module: loopback-datasource-juggler
  // This file is licensed under the MIT License.
  // License text available at https://opensource.org/licenses/MIT
  'use strict';
  
  var lastId = 0;
  
  exports.next = function() {
    lastId++;
    return exports.last();
  };
  
  exports.last = function() {
    return '' + lastId;
  };
  
  exports.reset = function() {
    lastId = 0;
  };