{ nixConfig = { extra-trusted-public-keys = ["hydra.iohk.io:f/Ea+s+dFdN+3Y/G+FDgSq+a5NEWhJGzdjvKNGv0/EQ="]; extra-substituters = ["https://cache.iog.io"]; }; description = "Bayesian phylogentic playground"; inputs.haskellNix.url = "github:input-output-hk/haskell.nix"; inputs.nixpkgs.follows = "haskellNix/nixpkgs-unstable"; inputs.flake-utils.url = "github:numtide/flake-utils"; outputs = { self, nixpkgs, flake-utils, haskellNix, }: flake-utils.lib.eachSystem ["x86_64-linux"] (system: let overlays = [ haskellNix.overlay (final: prev: { phylogenies = final.haskell-nix.project' { src = ./.; compiler-nix-name = "ghc925"; shell.tools = { hlint = {}; ormolu = {}; }; shell.buildInputs = with pkgs; [ ]; }; }) ]; pkgs = import nixpkgs { inherit system overlays; inherit (haskellNix) config; }; flake = pkgs.phylogenies.flake {}; in flake // { packages.default = flake.packages."ppl:lib:ppl";}); }