modules: add neoformat module

module-list.nix

@@ -11,6 +11,7 @@
   ./modules/plugin.nix
 
   ./modules/plugins/theme/catppuccin.nix
+  ./modules/plugins/style/neoformat.nix
   ./modules/plugins/navigation/telescope.nix
   ./modules/plugins/navigation/nvim-tree.nix
 

modules/plugin.nix

@@ -7,6 +7,11 @@ let
       name = mkOption {
         type = str;
       };
+      extraImports = mkOption {
+        type = attrsOf str;
+        default = { };
+        example = { hint = "hop.hint"; };
+      };
       varName = mkOption {
         type = str;
         # TODO: add validation
@@ -58,6 +63,7 @@ let
 
       genConfig = with lib.nix2lua; lib.mkIf (!config.isDependency) (lib.flatten [
         (local (set config.varName (require config.name)))
+        (lib.mapAttrsToList (k: v: local (set k) (require v)) config.extraImports)
         config.beforeSetup
         (lib.optional (config.setupSettings != null)
           (pipe1 (var config.varName) (call config.setupFnName config.setupSettings))

modules/plugins/style/neoformat.nix

@@ -0,0 +1,52 @@
+{ config, lib, ... }:
+
+let cfg = config.plugins.style.neoformat; in
+{
+  options.plugins.style.neoformat = with lib; {
+    enable = mkEnableOption "neoformat";
+
+    package = mkPackageOption pkgs.vimPlugins "neoformat" { };
+
+    settings = mkOption {
+      type = types.attrs;
+      default = { };
+      description = ''
+        See: https://github.com/sbdchd/neoformat?tab=readme-ov-file#config-optional
+      '';
+      example = {
+        neoformat_enabled_markdown = [ "denofmt" ];
+        neoformat_rust_rustfmt = {
+          exe = "rustfmt";
+          args = [ "--edition 2021" ];
+          stdin = 1;
+        };
+      };
+    };
+
+    autoformat.enable = mkEnableOption "Autoformat on save file";
+  };
+
+  config = lib.mkIf cfg.enable {
+    plugin.neoformat = {
+      # we shouldn't import this plugin
+      isDependency = true;
+      package = cfg.package;
+    };
+
+    vim.g = {
+      neoformat_try_node_exe = 1;
+      neoformat_only_msg_on_error = 1;
+    } // cfg.settings;
+
+    vim.namedCmd = lib.mkIf cfg.autoformat.enable {
+      autoformat = ''
+        aug fmt
+          au!
+          au BufWritePre * try | undojoin | Neoformat | catch /E790/ | Neoformat | endtry
+        aug END
+      '';
+
+    };
+  };
+
+}