echse/flake.nix

{
  description = "Flake for servicepoint-rustlings";

  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-24.11";
    naersk = {
      url = "github:nix-community/naersk";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs =
    inputs@{
      self,
      nixpkgs,
      naersk,
    }:
    let
      lib = nixpkgs.lib;
      supported-systems = [
        "x86_64-linux"
        "aarch64-linux"
        "aarch64-darwin"
        "x86_64-darwin"
      ];
      forAllSystems = lib.genAttrs supported-systems;
    in
    rec {
      devShells = forAllSystems (
        system:
        let
          pkgs = nixpkgs.legacyPackages."${system}";
        in
        {
          default = pkgs.mkShell rec {
            packages = [
              (pkgs.symlinkJoin {
                name = "rust-toolchain";
                paths = with pkgs; [
                  rustc
                  cargo
                  rustPlatform.rustcSrc
                  rustfmt
                  clippy
                  cargo-expand
                  cargo-tarpaulin
                  rustlings
                ];
              })
            ];
            LD_LIBRARY_PATH = "${pkgs.lib.makeLibraryPath packages}";
            RUST_SRC_PATH = "${pkgs.rust.packages.stable.rustPlatform.rustLibSrc}";
            RUST_BACKTRACE = "1";
          };
        }
      );

      formatter = forAllSystems (system: nixpkgs.legacyPackages."${system}".nixfmt-rfc-style);
    };
}