nix/lib/templates/nim/flake.nix

{
  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
  outputs =
    {
      self,
      nixpkgs,
    }:
    let
      inherit (self) outputs;
      supportedSystems = [
        "x86_64-linux"
        "aarch64-linux"

        "x86_64-darwin"
        "aarch64-darwin"
      ];
      forEachSupportedSystem = nixpkgs.lib.genAttrs supportedSystems;
    in
    {
      devShells = forEachSupportedSystem (
        system:
        let
          pkgs = import nixpkgs { inherit system; };
        in
        {
          nim-dev = pkgs.mkShell {
            buildInputs = with pkgs; [
              nim
              nimble
              nimlangserver
            ];
          };

          default = outputs.devShells.${system}.nim-dev;
        }
      );
    };
}