flake.nix

{
  description = "For lua environment";

  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
  };

  outputs = { self, nixpkgs, ... }:
    let
      systems = [
        # "aarch64-linux"
        # "i686-linux"
        # "aarch64-darwin"
        # "x86_64-darwin"
        "x86_64-linux"
      ];
      # This is a function that generates an attribute by calling a function you
      # pass to it, with each system as an argument
      forAllSystems = nixpkgs.lib.genAttrs systems;
    in
    {
      # This is for using nix direnv and flake develop environment
      devShells = forAllSystems (system: {
        default =
          let
            pkgs = import nixpkgs { inherit system; };
          in
          pkgs.mkShell {
            packages = with pkgs; [
              lua-language-server
              stylua
            ];
          };
      });
    };
}