-
Notifications
You must be signed in to change notification settings - Fork 0
/
flake.nix
58 lines (54 loc) · 1.67 KB
/
flake.nix
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
{
description = "Haskell development environment for the Advent of Code";
inputs.flake-utils.url = "github:numtide/flake-utils";
inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
outputs =
{ self
, flake-utils
, nixpkgs
}:
let
theseHpkgNames = [
"aoc23"
];
thisGhcVersion = "ghc96";
hOverlay = selfn: supern: {
haskell = supern.haskell // {
packageOverrides = selfh: superh:
supern.haskell.packageOverrides selfh superh //
{
aoc23 = selfh.callCabal2nix "aoc23" ./. { };
};
};
};
overlays = [ hOverlay ];
perSystem = system:
let
pkgs = import nixpkgs {
inherit system;
inherit overlays;
};
hpkgs = pkgs.haskell.packages.${thisGhcVersion};
hlib = pkgs.haskell.lib;
theseHpkgs = nixpkgs.lib.genAttrs theseHpkgNames (n: hpkgs.${n});
theseHpkgsDev = builtins.mapAttrs (_: x: hlib.doBenchmark x) theseHpkgs;
in
{
packages = theseHpkgs // { default = theseHpkgs.aoc23; };
devShells.default = hpkgs.shellFor {
packages = _: (builtins.attrValues theseHpkgsDev);
nativeBuildInputs = [
# Haskell toolchain.
hpkgs.cabal-fmt
hpkgs.cabal-install
hpkgs.haskell-language-server
];
buildInputs = [ ];
doBenchmark = true;
withHoogle = true;
};
};
in
{ overlays.default = nixpkgs.lib.composeManyExtensions overlays; }
// flake-utils.lib.eachDefaultSystem perSystem;
}