neovim-flake/modules/lib/hm.nix

# Home Manager module
{
  config,
  pkgs,
  lib ? pkgs.lib,
  ...
}: let
  cfg = config.programs.neovim-ide;
  set = pkgs.neovimBuilder {config = cfg.settings;};
in
  with lib; {
    meta.maintainers = [maintainers.notashelf];

    options.programs.neovim-ide = {
      enable = mkEnableOption "NeoVim with LSP enabled for Scala, Haskell, Rust and more.";

      settings = mkOption {
        type = types.attrsOf types.anything;
        default = {};
        example = literalExpression ''
          {
            vim.viAlias = false;
            vim.vimAlias = true;
            vim.lsp = {
              enable = true;
              formatOnSave = true;
              lightbulb.enable = true;
              lspsaga.enable = false;
              nvimCodeActionMenu.enable = true;
              trouble.enable = true;
              lspSignature.enable = true;
              rust.enable = false;
              nix = true;
              dhall = true;
              elm = true;
              haskell = true;
              scala = true;
              sql = true;
              python = false;
              clang = false;
              ts = false;
              go = false;
            };
          }
        '';
        description = "Attribute set of neoflake preferences.";
      };
    };

    config = mkIf cfg.enable {
      home.packages = [set.neovim];
    };
  }