Installation instructions

Install nix
Clone repo and "cd dcc"
Run the following bash commands

nix-shell
cabal configure
cabal build

If you want to play around with the test cases:

nix-shell
cabal repl

and then, e.g., "import Test" and "test_eval2" in the repl

Misc

For more info on using Nix for Haskell dev, see this tutorial
You could also just use stack or cabal directly if you prefer