In this post, I will show an example of where using unit testing as a design methodology does not work, and how to produce a design for correct code anyway. There is no single design methodology which works for all problems, so it’s useful to have a varie[...]

I’m building a small compiler for a toy language which emits .NET executables, implemented in F#. Demo compilers are a dime a dozen, but there are a few things which make this project distinct: No lexer or parser generators are used. The entire compiler [...]