plugins/treesitter: move to by-name

plugins/by-name/hmts/default.nix

@@ -0,0 +1,33 @@
+{
+  lib,
+  helpers,
+  config,
+  pkgs,
+  ...
+}:
+with lib;
+let
+  cfg = config.plugins.hmts;
+in
+{
+  meta.maintainers = [ maintainers.GaetanLepage ];
+
+  options.plugins.hmts = {
+    enable = mkEnableOption "hmts.nvim";
+
+    package = lib.mkPackageOption pkgs "hmts.nvim" {
+      default = [
+        "vimPlugins"
+        "hmts-nvim"
+      ];
+    };
+  };
+
+  config = mkIf cfg.enable {
+    warnings = optional (!config.plugins.treesitter.enable) [
+      "Nixvim: hmts needs treesitter to function as intended"
+    ];
+
+    extraPlugins = [ cfg.package ];
+  };
+}