common-js compatible module definition

module.js

(function(module, exports){
    module.exports = {
        a: 1,
        b: 2
    };
}).apply(
    undefined,
    (
        (typeof module === "object" && module !== null)
        && (typeof module.exports === "object" && module.exports !== null)
    )
    ? [ module, module.exports ]
    : (function(object, propName) {
        return [
            {
                get exports() { return object[propName]; },
                set exports(value) { object[propName] = value; }
            },
            object[propName] = {}
        ]
    })(window, "app")
);