Though there are diverse tools for Haskell development many are not widely advertised; here I collect those I use.
ATS is known for its sophisticated type system, but it also has a template system that has been the focus of recent work. Rather than going into technical details or comparing templates to other forms of generic programming, I wanted to give an example.
Suppose we want to count the number of lines in a file. Rust has a crate that would seem to help us, namely, bytecount.
Here I'd like to show an example of runtime complexity, arising from a practical problem.next