raptor/lib/raptor/render-context/Context_server.js

RaptorJS provides an AMD module loader that works in Node, Rhino and the web browser. It also includes various sub-modules to support building optimized web applications.

define.extend('raptor/render-context/Context', function() {
    "use strict";
    
    return {
        uniqueId: function() {
            var attrs = this.attributes;
            if (!attrs._nextId) {
                attrs._nextId = 0;
            }
            
            return attrs._nextId++;
        }
    };
});