Ruby Weekly is a weekly newsletter covering the latest Ruby and Rails news. In the past couple of months I've seen situations arise where developers aren't entirely sure how Ruby has chosen to interpret their code. Luckily, Ruby 1.9 comes with a built-in library called Ripper that can help solve the problem (there's a 1.8 version too, see later). Here, I give the 30 second rundown on what to do. A