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|
{
description = "Haskell project";
inputs = {
nixpkgs.url = "github:nixos/nixpkgs";
nix-filter.url = "github:numtide/nix-filter";
flake-parts.url = "github:hercules-ci/flake-parts";
systems.url = "github:nix-systems/default";
};
outputs =
inputs@{
self,
flake-parts,
nixpkgs,
nix-filter,
...
}:
flake-parts.lib.mkFlake { inherit self inputs; } {
systems = import inputs.systems;
flake.overlays.default = final: prev: {
haskellPackages = prev.haskellPackages.extend (
hfinal: _hprev: {
PROJECT =
let
src = nix-filter {
root = ./.;
include = [
"src"
"app"
"package.yaml"
"PROJECT.cabal"
];
};
in
hfinal.callCabal2nix "PROJECT" src { };
}
);
};
perSystem =
{
config,
pkgs,
system,
...
}:
{
_module.args.pkkgs = import nixpkgs {
inherit system;
overlays = [ self.overlays.default ];
};
packages = rec {
default = PROJECT;
inherit (pkgs.haskellPackages) PROJECT;
};
devShells.default = pkgs.haskellPackages.shellFor {
packages = ps: [ ];
withHoogle = true;
buildInputs = with pkgs.haskellPackages; [
cabal-install
hpack
hlint
fast-tags
pkgs.haskell-language-server
];
};
};
};
}
|
