fun/syntax-gaslighting: add plugin

modules/plugins/visuals/syntax-gaslighting/config.nix

@@ -0,0 +1,20 @@
+{
+  config,
+  lib,
+  ...
+}: let
+  inherit (lib.modules) mkIf;
+  inherit (lib.nvim.dag) entryAnywhere;
+  inherit (lib.nvim.lua) toLuaObject;
+
+  cfg = config.vim.fun.syntax-gaslighting;
+in {
+  config = mkIf cfg.enable {
+    vim = {
+      startPlugins = ["syntax-gaslighting"];
+      pluginRC.colorful-menu-nvim = entryAnywhere ''
+        require("syntax-gaslighting").setup(${toLuaObject cfg.setupOpts})
+      '';
+    };
+  };
+}

modules/plugins/visuals/syntax-gaslighting/default.nix

@@ -0,0 +1,6 @@
+{
+  imports = [
+    ./syntax-gaslighting.nix
+    ./config.nix
+  ];
+}

modules/plugins/visuals/syntax-gaslighting/syntax-gaslighting.nix

@@ -0,0 +1,28 @@
+{lib, ...}: let
+  inherit (lib.options) mkOption mkEnableOption;
+  inherit (lib.types) str nullOr listOf bool;
+  inherit (lib.nvim.types) mkPluginSetupOption;
+in {
+  options.vim.fun = {
+    syntax-gaslighting = {
+      enable = mkEnableOption "Thats no even a real option, you're crazy.";
+
+      setupOpts = mkPluginSetupOption "syntax-gaslighting" {
+        messages = mkOption {
+          type = nullOr (listOf str);
+          default = null;
+          description = "Custom messages for gaslighting.";
+        };
+
+        merge_messages = mkOption {
+          type = bool;
+          default = false;
+          description = ''
+            Merge user messages with the default ones.
+            If disabled, the messages table will override default messages.
+          '';
+        };
+      };
+    };
+  };
+}