flake.nix


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{
  description = "Settle your expenses";

  inputs = {
    nixpkgs = {
      url = "github:nixos/nixpkgs/nixos-unstable";
    };
    flake-utils = {
      url = "github:numtide/flake-utils";
    };
  };

  outputs = { self, nixpkgs, flake-utils }:
    flake-utils.lib.eachDefaultSystem (system:
      let
        pkgs = import nixpkgs { inherit system; };
        settlr = pkgs.haskellPackages.developPackage {
          root = ./.;
#          modifier = drv:
#            pkgs.haskell.lib.addBuildTools drv (with pkgs.haskellPackages; [ haskell-language-server ]);
        };
        shell = pkgs.mkShell {
          name = "settlr";
          inputsFrom = [ settlr ];
          packages = [ pkgs.cabal-install pkgs.haskell-language-server ];
          hardeningDisable = [ "fortify" ];
        };
      in
      {
        packages = {
          default = settlr;
        };
        devShells = {
          default = shell;
        };
      });
}