nix/templates/rust/flake.nix

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{
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inputs = {
nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
git-hooks.url = "github:cachix/git-hooks.nix";
git-hooks.inputs.nixpkgs.follows = "nixpkgs";
};
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outputs = {
self,
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git-hooks,
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nixpkgs,
}: let
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inherit (self) outputs;
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systems = ["aarch64-linux" "aarch64-darwin" "x86_64-darwin" "x86_64-linux"];
forSystems = nixpkgs.lib.genAttrs systems;
pkgsFor = system: (import nixpkgs {inherit system;}).extend outputs.overlays.default;
genPkgs = func: (forSystems (system: func (pkgsFor system)));
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in {
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checks = genPkgs (pkgs: {
git-hooks = git-hooks.lib.${pkgs.system}.run {
src = ./.;
hooks = {
alejandra.enable = true;
# NOTE: These do not work well with `nix flake check` due to pure environments
# https://github.com/cachix/git-hooks.nix/issues/452
# cargo-check.enable = true;
# clippy = {
# enable = true;
# packageOverrides.cargo = pkgs.cargo;
# packageOverrides.clippy = pkgs.rustPackages.clippy;
# };
rustfmt = {
enable = true;
packageOverrides.rustfmt = pkgs.rustfmt;
};
};
};
});
packages = genPkgs (pkgs: {
my-package = pkgs.rustPlatform.buildRustPackage {
pname = "kodotag";
version = "0.1.0";
# nativeBuildInputs = with pkgs; [
# pkg-config
# clang
# ];
# buildInputs = with pkgs; [
# ];
src = ./.;
hash = pkgs.lib.fakeHash;
cargoHash = "sha256-W7VQlMktGsRPQL9VGVmxYV6C5u2eJ48S7eTpOM+3n8U=";
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RUSTFLAGS = pkgs.lib.optionalString pkgs.stdenv.isLinux "-C link-arg=-fuse-ld=mold";
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};
default = outputs.packages.${pkgs.system}.my-package;
});
devShells = genPkgs (pkgs: {
default = pkgs.mkShell {
inherit (self.checks.${pkgs.system}.git-hooks) shellHook;
inputsFrom = [outputs.packages.${pkgs.system}.default];
packages = with pkgs; [
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rustPackages.clippy
rust-analyzer
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rustfmt
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lldb
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];
};
});
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overlays = {
default = final: prev: {};
};
formatter = genPkgs (p: p.alejandra);
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};
}