{ description = "A simple calculator"; inputs = { futils = { type = "github"; owner = "numtide"; repo = "flake-utils"; ref = "master"; }; nixpkgs = { type = "github"; owner = "NixOS"; repo = "nixpkgs"; ref = "nixos-unstable"; }; pre-commit-hooks = { type = "github"; owner = "cachix"; repo = "pre-commit-hooks.nix"; ref = "master"; inputs = { flake-utils.follows = "futils"; nixpkgs.follows = "nixpkgs"; }; }; }; outputs = { self, futils, nixpkgs, pre-commit-hooks }: { overlay = final: prev: { abacus = final.stdenv.mkDerivation { pname = "abacus"; version = "0.0.0"; src = self; nativeBuildInputs = with final; [ bison cmake flex ninja pkg-config ]; checkInputs = with final; [ gtest ]; doCheck = true; meta = with final.lib; { description = "A simple calculator using big numbers"; homepage = "https://gitea.belanyi.fr/ambroisie/abacus"; license = licenses.mit; maintainers = [ ambroisie ]; platforms = platforms.unix; }; }; }; } // futils.lib.eachDefaultSystem (system: let pkgs = import nixpkgs { inherit system; overlays = [ self.overlay ]; }; in { checks = { inherit (self.packages.${system}) abacus; pre-commit = pre-commit-hooks.lib.${system}.run { src = self; hooks = { nixpkgs-fmt = { enable = true; }; clang-format = { enable = true; name = "clang-format"; entry = "${pkgs.clang-tools}/bin/clang-format -style=file -i"; types = [ "text" "c++" ]; language = "system"; }; }; }; }; defaultPackage = self.packages.${system}.abacus; devShell = pkgs.mkShell { inputsFrom = with self.packages.${system}; [ abacus ]; inherit (self.checks.${system}.pre-commit) shellHook; }; packages = futils.lib.flattenTree { inherit (pkgs) abacus; }; }); }