Re: [Haskell-cafe] ANN: toysolver 0.3.0 released

On Mon, Jun 01, 2015 at 08:05:04PM +0900, Masahiro Sakai wrote:

I'm announcing the release of the toysolver package.

http://hackage.haskell.org/package/toysolver https://github.com/msakai/toysolver

Thanks for the library. It's good to have more native Haskell solutions for this. Can I ask why the solvers are constructed using IO, rather than with a pure interface? Thanks, Tom