flake-utils を使わない flake-utils はアンチパターンと言われている。実際 diff を見てわかる通り 素で書いても大したことはやっておらず、また何をやっているのかもこちらの ほうが圧倒的にわかりやすい。

Changes

2 changed files (+49/-67)

• flake.lock
  • @@ -44,24 +44,6 @@
    "type": "github" } }, - "flake-utils": { - "inputs": { - "systems": "systems" - }, - "locked": { - "lastModified": 1731533236, - "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=", - "owner": "numtide", - "repo": "flake-utils", - "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b", - "type": "github" - }, - "original": { - "owner": "numtide", - "repo": "flake-utils", - "type": "github" - } - }, "mkElmDerivation": { "inputs": { "elm-spa": "elm-spa",
  • @@ -140,25 +122,9 @@
    }, "root": { "inputs": { - "flake-utils": "flake-utils", "mkElmDerivation": "mkElmDerivation", "nixpkgs": "nixpkgs" } - }, - "systems": { - "locked": { - "lastModified": 1681028828, - "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=", - "owner": "nix-systems", - "repo": "default", - "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e", - "type": "github" - }, - "original": { - "owner": "nix-systems", - "repo": "default", - "type": "github" - } } }, "root": "root",
• flake.nix
  • @@ -15,7 +15,6 @@
    { inputs = { nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable"; - flake-utils.url = "github:numtide/flake-utils"; mkElmDerivation = { url = "github:jeslie0/mkElmDerivation"; inputs.nixpkgs.follows = "nixpkgs";
  • @@ -26,24 +25,35 @@
    { self, nixpkgs, - flake-utils, mkElmDerivation, }: - flake-utils.lib.eachDefaultSystem ( - system: - let - pkgs = import nixpkgs { - overlays = [ mkElmDerivation.overlays.default ]; - inherit system; - }; - in - rec { - packages = { + let + supportedSystems = [ "x86_64-linux" ]; + + forEachSystems = + f: + nixpkgs.lib.genAttrs supportedSystems ( + system: + f { + inherit system; + pkgs = import nixpkgs { + inherit system; + overlays = [ mkElmDerivation.overlays.default ]; + }; + } + ); + in + rec { + packages = forEachSystems ( + { pkgs, ... }: { demo = pkgs.callPackage ./demo { }; docs = pkgs.callPackage ./docs { }; - }; + } + ); - formatter = pkgs.buildFHSEnv { + formatter = forEachSystems ( + { pkgs, ... }: + pkgs.buildFHSEnv { name = "fhs-dprint"; runScript = "dprint fmt";
  • @@ -63,9 +73,11 @@
    zig_0_16 ]; - }; + } + ); - apps = { + apps = forEachSystems ( + { pkgs, ... }: { # Code formatting platform written in Rust # https://dprint.dev/ dprint = {
  • @@ -86,23 +98,27 @@
    type = "app"; program = pkgs.lib.getExe pkgs.reuse; }; - }; + } + ); - devShell = pkgs.mkShell { - packages = - with pkgs; - [ - # > Language server implementation for Elm - # https://github.com/elm-tooling/elm-language-server - elmPackages.elm-language-server + devShells = forEachSystems ( + { pkgs, system }: { + default = pkgs.mkShell { + packages = + with pkgs; + [ + # > Language server implementation for Elm + # https://github.com/elm-tooling/elm-language-server + elmPackages.elm-language-server - # > Zig LSP implementation + Zig Language Server - # https://github.com/zigtools/zls - zls_0_16 - ] - ++ packages.demo.nativeBuildInputs - ++ packages.docs.nativeBuildInputs; - }; - } - ); + # > Zig LSP implementation + Zig Language Server + # https://github.com/zigtools/zls + zls_0_16 + ] + ++ packages.${system}.demo.nativeBuildInputs + ++ packages.${system}.docs.nativeBuildInputs; + }; + } + ); + }; }