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Add pre-commit hook and make format target

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I've added the new local.mk to the package sources. While this
should not be needed for the build, it is the simplest solution,
and won't cause many extra rebuilds, because the file won't change
very often.
This commit is contained in:
Robert Hensing 2024-04-18 21:59:39 +02:00
parent 8c4c2156bd
commit 5b36ee4c95
8 changed files with 608 additions and 4 deletions
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50
flake.nix
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@ -8,7 +8,19 @@
inputs.flake-compat = { url = "github:edolstra/flake-compat"; flake = false; };
inputs.libgit2 = { url = "github:libgit2/libgit2"; flake = false; };
outputs = { self, nixpkgs, nixpkgs-regression, libgit2, ... }:
# dev tooling
inputs.flake-parts.url = "github:hercules-ci/flake-parts";
inputs.pre-commit-hooks.url = "github:cachix/pre-commit-hooks.nix";
# work around https://github.com/NixOS/nix/issues/7730
inputs.flake-parts.inputs.nixpkgs-lib.follows = "nixpkgs";
inputs.pre-commit-hooks.inputs.nixpkgs.follows = "nixpkgs";
inputs.pre-commit-hooks.inputs.nixpkgs-stable.follows = "nixpkgs";
# work around 7730 and https://github.com/NixOS/nix/issues/7807
inputs.pre-commit-hooks.inputs.flake-compat.follows = "";
inputs.pre-commit-hooks.inputs.gitignore.follows = "";
outputs = inputs@{ self, nixpkgs, nixpkgs-regression, libgit2, ... }:
let
inherit (nixpkgs) lib;
@ -57,6 +69,17 @@
})
stdenvs);
# We don't apply flake-parts to the whole flake so that non-development attributes
# load without fetching any development inputs.
devFlake = inputs.flake-parts.lib.mkFlake { inherit inputs; } {
imports = [ ./maintainers/flake-module.nix ];
systems = lib.subtractLists crossSystems systems;
perSystem = { system, ... }: {
_module.args.pkgs = nixpkgsFor.${system}.native;
};
};
# Memoize nixpkgs for different platforms for efficiency.
nixpkgsFor = forAllSystems
(system: let
@ -186,6 +209,12 @@
inherit fileset stdenv;
};
# https://github.com/NixOS/nixpkgs/pull/214409
pre-commit =
if prev.stdenv.hostPlatform.system == "i686-linux"
then (prev.pre-commit.override (o: { dotnet-sdk = ""; })).overridePythonAttrs (o: { doCheck = false; })
else prev.pre-commit;
};
in {
@ -361,7 +390,8 @@
# Since the support is only best-effort there, disable the perl
# bindings
perlBindings = self.hydraJobs.perlBindings.${system};
});
} // devFlake.checks.${system} or {}
);
packages = forAllSystems (system: rec {
inherit (nixpkgsFor.${system}.native) nix changelog-d-nix;
@ -396,7 +426,10 @@
stdenvs)));
devShells = let
makeShell = pkgs: stdenv: (pkgs.nix.override { inherit stdenv; forDevShell = true; }).overrideAttrs (attrs: {
makeShell = pkgs: stdenv: (pkgs.nix.override { inherit stdenv; forDevShell = true; }).overrideAttrs (attrs:
let
modular = devFlake.getSystem stdenv.buildPlatform.system;
in {
installFlags = "sysconfdir=$(out)/etc";
shellHook = ''
PATH=$prefix/bin:$PATH
@ -407,7 +440,18 @@
XDG_DATA_DIRS+=:$out/share
'';
env = {
# For `make format`, to work without installing pre-commit
_NIX_PRE_COMMIT_HOOKS_CONFIG =
"${(pkgs.formats.yaml { }).generate "pre-commit-config.yaml" modular.pre-commit.settings.rawConfig}";
};
nativeBuildInputs = attrs.nativeBuildInputs or []
++ [
modular.pre-commit.settings.package
(pkgs.writeScriptBin "pre-commit-hooks-install"
modular.pre-commit.settings.installationScript)
]
# TODO: Remove the darwin check once
# https://github.com/NixOS/nixpkgs/pull/291814 is available
++ lib.optional (stdenv.cc.isClang && !stdenv.buildPlatform.isDarwin) pkgs.buildPackages.bear