nix-serve-ng/flake.nix
2025-10-07 11:06:02 +02:00

144 lines
4.2 KiB
Nix

{
inputs = {
# Temporary, until Nixpkgs master has Nix 2.28
nixpkgs.url = "github:NixOS/nixpkgs/master";
lix.url = "git+https://git.lix.systems/lix-project/lix?rev=2837da71ec1588c1187d2e554719b15904a46c8b";
utils.url = "github:numtide/flake-utils";
flake-compat = {
url = "github:edolstra/flake-compat";
flake = false;
};
};
outputs =
{ nixpkgs, lix, utils, ... }:
let
compiler = "ghc94";
overlay = final: prev: {
lix = lix.packages.${final.system}.default;
cabal2nix-unwrapped =
final.haskell.lib.justStaticExecutables
final.haskell.packages."${compiler}".cabal2nix;
haskell = prev.haskell // {
packages = prev.haskell.packages // {
"${compiler}" = prev.haskell.packages."${compiler}".override (old: {
overrides = final.lib.fold final.lib.composeExtensions (old.overrides or (_: _: { })) [
(final.haskell.lib.packageSourceOverrides {
nix-serve-ng = ./.;
lix-serve-ng = ./.;
base16 = "1.0";
})
(haskellPackagesNew: haskellPackagesOld: {
nix-serve-ng = final.haskell.lib.overrideCabal haskellPackagesOld.nix-serve-ng (old: {
executableSystemDepends = (old.executableSystemDepends or [ ]) ++ [
final.boost.dev
final.nixVersions.nix_2_28
];
});
lix-serve-ng = final.haskell.lib.overrideCabal haskellPackagesOld.lix-serve-ng (old: {
pname = "lix-serve-ng";
configureFlags = (old.configureFlags or [ ]) ++ [ "-flix" ];
executableSystemDepends = (old.executableSystemDepends or [ ]) ++ [
final.boost.dev
final.lix
];
});
})
];
});
};
};
nix-serve-ng =
final.haskell.lib.justStaticExecutables
final.haskell.packages."${compiler}".nix-serve-ng;
lix-serve-ng =
final.haskell.lib.justStaticExecutables
final.haskell.packages."${compiler}".lix-serve-ng;
};
in
utils.lib.eachDefaultSystem (
system:
let
pkgs = import nixpkgs {
config = { };
overlays = [ overlay ];
inherit system;
};
inherit (pkgs) nix-serve-ng lix-serve-ng;
in
rec {
packages = {
inherit nix-serve-ng lix-serve-ng;
private = pkgs.runCommand "private" { } ''
mkdir -p $out/nix-support
touch $out/nix-support/private
'';
default = nix-serve-ng;
};
defaultPackage = packages.default;
apps = rec {
default = nix-serve-ng;
nix-serve-ng = {
type = "app";
program = "${nix-serve-ng}/bin/nix-serve";
};
lix-serve-ng = {
type = "app";
program = "${lix-serve-ng}/bin/nix-serve";
};
};
defaultApp = apps.default;
devShells = rec {
default = nix-serve-ng;
nix-serve-ng = (pkgs.haskell.lib.doBenchmark pkgs.haskell.packages."${compiler}".nix-serve-ng).env;
lix-serve-ng = (pkgs.haskell.lib.doBenchmark pkgs.haskell.packages."${compiler}".lix-serve-ng).env;
};
devShell = devShells.default;
}
)
// rec {
overlays = {
# The default overlay only adds the exports for
# `pkgs.haskell.packages."${compiler}".nix-serve-ng` and
# `pkgs.nix-serve-ng`
default = overlay;
# This overlay additionally overrides `pkgs.nix-serve` to refer to
# `pkgs.nix-serve-ng`
override = final: prev: {
nix-serve = final.nix-serve-ng;
};
};
# The NixOS module is a thin wrapper around the overlay to replace
# `nix-serve` with `nix-serve-ng`
#
# You can continue to use the old `services.nix-serve` NixOS options.
nixosModules.default = {
nixpkgs.overlays = [
overlays.default
overlays.override
];
};
};
}