How to safely wrap `console.log`?

Question

Suppose I want to include some calls to console.log for some legitimate production reason, say for something like a unit test harness. Obviously I would not want th

Answer 1

As a slight variation on Chris' answer, simply define 'log' as a property of 'console' with an empty function:

if (typeof console === "undefined") {
    console = {
        log: function () {
            return;
        } 
   };
}