Writing a compiler in Ruby, bottom up (2008) Posted by rspivak on Sunday February 07, 2016 @01:53PM from the hokstad.com dept. http://hokstad.com/compiler ( 4 comments | 89 points | on HN )
The authors may very well have been knowledgeable when this was written in 2008, but with such a glaring issue I won't take the time to read it.