init

.editorconfig

@@ -0,0 +1,15 @@
+root = true
+
+[*]
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+charset = utf-8
+
+[*.rs]
+indent_style = tab
+indent_size = 4
+
+[*.nix]
+indent_style = tab
+indent_size = 2

default.nix

@@ -0,0 +1,20 @@
+{
+	pkgs ? import <nixpkgs> { },
+	qpkgs ? let
+		src = fetchTree (builtins.parseFlakeRef "github:Qyriad/nur-packages");
+	in import src { inherit pkgs; },
+}: let
+	inherit (qpkgs) lib;
+
+	PKGNAME = qpkgs.callPackage ./package.nix { };
+
+	byStdenv = lib.mapAttrs (stdenvName: stdenv: let
+		withStdenv = PKGNAME.override { inherit stdenv; };
+		PKGNAME' = withStdenv.overrideAttrs (prev: {
+			pname = "${prev.pname}-${stdenvName}";
+		});
+	in PKGNAME') qpkgs.validStdenvs;
+
+in PKGNAME.overrideAttrs (prev: lib.recursiveUpdate prev {
+	passthru = { inherit byStdenv; };
+})

flake.nix

@@ -0,0 +1,45 @@
+{
+	inputs = {
+		nixpkgs = {
+			url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+			flake = false;
+		};
+		flake-utils.url = "github:numtide/flake-utils";
+		qyriad-nur = {
+			url = "github:Qyriad/nur-packages";
+			flake = false;
+		};
+	};
+
+	outputs = {
+		self,
+		nixpkgs,
+		flake-utils,
+		qyriad-nur,
+	}: flake-utils.lib.eachDefaultSystem (system: let
+		pkgs = import nixpkgs { inherit system; };
+		qpkgs = import qyriad-nur { inherit pkgs; };
+		inherit (qpkgs) lib;
+
+		PKGNAME = import ./default.nix { inherit pkgs qpkgs; };
+		extraVersions = lib.mapAttrs' (stdenvName: value: {
+			name = "${stdenvName}-PKGNAME";
+			inherit value;
+		}) PKGNAME.byStdenv;
+
+		devShell = import ./shell.nix { inherit pkgs qpkgs PKGNAME; };
+		extraDevShells = lib.mapAttrs' (stdenvName: value: {
+			name = "${stdenvName}-PKGNAME";
+			inherit value;
+		}) PKGNAME.byStdenv;
+	in {
+		packages = extraVersions // {
+			default = PKGNAME;
+			inherit PKGNAME;
+		};
+
+		devShells = extraDevShells // {
+			default = devShell;
+		};
+	});
+}

package.nix

@@ -0,0 +1,81 @@
+{
+	lib,
+	stdenv,
+	rustHooks,
+	rustPlatform,
+	cargo,
+	clippy,
+	versionCheckHook,
+}: let
+	cargoToml = lib.importTOML ./Cargo.toml;
+	cargoPackage = cargoToml.package;
+
+in stdenv.mkDerivation (self: {
+	pname = cargoPackage.name;
+	version = cargoPackage.version;
+
+	strictDeps = true;
+	__structuredAttrs = true;
+
+	doCheck = true;
+	doInstallCheck = true;
+
+	src = lib.fileset.toSource {
+		root = ./.;
+		fileset = lib.fileset.unions [
+			./Cargo.toml
+			./Cargo.lock
+			./src
+		];
+	};
+
+	cargoDeps = rustPlatform.importCargoLock {
+		lockFile = ./Cargo.lock;
+	};
+
+	versionCheckProgramArg = "--version";
+
+	nativeBuildInputs = rustHooks.asList ++ [
+		cargo
+	];
+
+	nativeInstallCheckInputs = [
+		versionCheckHook
+	];
+
+	passthru.mkDevShell = {
+		mkShell,
+	}: let
+		mkShell' = mkShell.override { stdenv = stdenv; };
+	in mkShell' {
+		name = "${self.pname}-devshell-${self.version}";
+		inputsFrom = [ self.finalPackage ];
+	};
+
+	passthru.tests.clippy = self.finalPackage.overrideAttrs (prev: {
+		pname = "${self.pname}-clippy";
+
+		nativeCheckInputs = prev.nativeCheckInputs or [ ] ++ [
+			clippy
+		];
+
+		dontConfigure = true;
+		dontBuild = true;
+		doCheck = true;
+		dontFixup = true;
+		dontInstallCheck = true;
+
+		checkPhase = lib.trim ''
+			echo "cargoClippyPhase()"
+			cargo clippy --all-targets --profile "$cargoCheckType" -- --deny warnings
+		'';
+
+		installPhase = lib.trim ''
+			touch "$out"
+		'';
+	});
+
+	meta = {
+		mainProgram = "PKGNAME";
+	};
+})

shell.nix

@@ -0,0 +1,17 @@
+{
+	pkgs ? import <nixpkgs> { },
+	qpkgs ? let
+		src = fetchTarball "https://github.com/Qyriad/nur-packages/archive/main.tar.gz";
+	in import src { inherit pkgs; },
+	PKGNAME ? import ./default.nix { inherit pkgs qpkgs; },
+}: let
+	inherit (pkgs) lib;
+
+	mkDevShell = PKGNAME: qpkgs.callPackage PKGNAME.mkDevShell { };
+	devShell = mkDevShell PKGNAME;
+
+	byStdenv = lib.mapAttrs (lib.const mkDevShell) PKGNAME.byStdenv;
+
+in devShell.overrideAttrs (prev: lib.recursiveUpdate prev {
+	passthru = { inherit byStdenv; };
+})