boilerplate for CommonJS, AMD, plain old global hackfest

bp1.js

(function (myLib, define) { 

    //Set up myLib here. 
    myLib.add = function (a, b) { return a + b; };

    define(myLib); 
}.call(this, 
    typeof exports == 'object' ? exports : {}, 
    typeof define == 'function' && define.amd ? 
        define : 
        function (lib) { typeof exports == 'object' || this.myLib = lib; }
);

bp2.js

(function (myLib, define) { 

    //Set up myLib here. 
    myLib.add = function (a, b) { return a + b; };

    define(myLib); 
}.call(this, 
    typeof exports == 'object' ? exports : {}, 
    typeof define == 'function' && define.amd ? 
        define : 
        function (lib) { typeof exports == 'object' || (this.myLib = lib); }
));

bp3.js

(function (myLib, define) { 

    //Set up myLib here. 
    myLib.add = function (a, b) { return a + b; };

    define(myLib); 
}.apply(this, typeof exports == 'object' ? 
    [exports, function () {}] : 
    [{}, typeof define == 'function' && define.amd ? define : function (lib) { this.myLib = lib; }]
));

bp4.js

// no global hackfest
(function (myLib, define) { 

    //Set up myLib here. 
    myLib.add = function (a, b) { return a + b; };

    define(myLib); 
}.call(this, 
    typeof exports == 'object' ? exports : {},
    typeof define == 'function' && define.amd ? define : function () {}
));

bp5.js

// no global hackfest
var define = typeof define == 'undefined' ? function (def) { def(require, exports, module); } : define;
define(function (require, exports, module) { 

    //Set up myLib here. 
    exports.add = function (a, b) { return a + b; };

});