default.nix

   1 { pkgs ? import <nixpkgs> {}
   2 , ghc ? null
   3 }:
   4 let
   5   haskellPackages =
   6     if ghc == null
   7     then pkgs.haskellPackages
   8     else pkgs.haskell.packages.${ghc};
   9   hs = haskellPackages.extend (with pkgs.haskell.lib;
  10     packageSourceOverrides {
  11       symantic-parser = ./.;
  12     }
  13   );
  14 in hs.symantic-parser // {
  15   shell = hs.shellFor {
  16     packages = p: [ p.symantic-parser ];
  17     nativeBuildInputs = [
  18       hs.cabal-install
  19       hs.hie
  20     ];
  21     buildInputs = [
  22       #hs.ghcid
  23       hs.ormolu
  24       hs.hlint
  25       #pkgs.nixpkgs-fmt
  26     ];
  27     #withHoogle = true;
  28   };
  29 }