flake.nix

   1 {
   2 inputs.nixpkgs.url = "flake:nixpkgs";
   3 outputs = inputs: let
   4   pkg = "literate-accounting";
   5   lib = inputs.nixpkgs.lib;
   6   forAllSystems = f: lib.genAttrs lib.systems.supported.hydra (system: f rec {
   7     inherit system;
   8     pkgs = inputs.nixpkgs.legacyPackages.${system};
   9     haskellPackages = pkgs.haskellPackages.extend (with pkgs.haskell.lib; hfinal: hsuper: {
  10       ${pkg} = buildFromSdist (hsuper.callCabal2nix pkg ./. {});
  11       #hakyll = hself.callHackage "hakyll" "4.13.4.1" {};
  12       ##hakyll-sass = unmarkBroken hsuper.hakyll-sass;
  13       #hakyll-sass = hself.callHackage "hakyll-sass" "0.2.4" {};
  14       ## hakyll 4.13.4 requires pandoc 2.10
  15       #pandoc = hself.callHackage "pandoc" "2.10.1" {};
  16       #pandoc-types = hself.callHackage "pandoc-types" "1.21" {};
  17       #skylighting = hself.callHackage "skylighting" "0.8.5" {};
  18       #skylighting-core = hself.callHackage "skylighting-core" "0.8.5" {};
  19     });
  20   });
  21   in {
  22     # nix -L build
  23     defaultPackage = forAllSystems ({haskellPackages, ...}: haskellPackages.${pkg});
  24     # nix -L develop
  25     devShell = forAllSystems ({pkgs, haskellPackages, ...}:
  26       haskellPackages.shellFor {
  27         packages = ps: [ ps.${pkg} ];
  28         nativeBuildInputs = [
  29           haskellPackages.cabal-install
  30           haskellPackages.fourmolu
  31           haskellPackages.ghcid
  32           haskellPackages.haskell-language-server
  33           haskellPackages.hlint
  34           pkgs.git-chglog
  35           pkgs.reuse
  36         ];
  37         withHoogle = false;
  38       });
  39   };
  40 }