plugins/treesitter: support new api

New treesitter branch will have a completely new API. update to support
both legacy and new apis

tests/test-sources/plugins/by-name/treesitter/default.nix

@@ -3,36 +3,12 @@
   default = {
     plugins.treesitter = {
       enable = true;
+      folding = true;
+      highlight.enable = true;
+      indent.enable = true;
 
       settings = {
-        auto_install = false;
-        ensure_installed.__empty = { };
-        ignore_install.__empty = { };
-        # NOTE: This is our default, not the plugin's
-        parser_install_dir.__raw = "vim.fs.joinpath(vim.fn.stdpath('data'), 'site')";
-
-        sync_install = false;
-
-        highlight = {
-          additional_vim_regex_highlighting = false;
-          enable = false;
-          custom_captures.__empty = { };
-          disable.__raw = "nil";
-        };
-
-        incremental_selection = {
-          enable = false;
-          keymaps = {
-            init_selection = "gnn";
-            node_incremental = "grn";
-            scope_incremental = "grc";
-            node_decremental = "grm";
-          };
-        };
-
-        indent = {
-          enable = false;
-        };
+        install_dir.__raw = "vim.fs.joinpath(vim.fn.stdpath('data'), 'site')";
       };
     };
   };
@@ -44,31 +20,14 @@
   empty-grammar-packages = {
     plugins.treesitter = {
       enable = true;
-
       grammarPackages = [ ];
     };
   };
 
-  highlight-disable-function = {
-    plugins.treesitter = {
-      enable = true;
-
-      settings = {
-        highlight = {
-          enable = true;
-          disable = ''
-            function(lang, bufnr)
-              return api.nvim_buf_line_count(bufnr) > 50000
-            end
-          '';
-        };
-      };
-    };
-  };
-
-  nixvim-injections = {
+  with-injections = {
     plugins.treesitter = {
       enable = true;
+      highlight.enable = true;
       nixvimInjections = true;
 
       languageRegister = {
@@ -81,7 +40,7 @@
     };
   };
 
-  no-nix = {
+  no-nix-grammars = {
     plugins.treesitter = {
       enable = true;
       nixGrammars = false;
@@ -91,43 +50,52 @@
   specific-grammars = {
     plugins.treesitter = {
       enable = true;
+      highlight.enable = true;
+      indent.enable = true;
 
       grammarPackages = with pkgs.vimPlugins.nvim-treesitter.builtGrammars; [
         bash
-        git_config
-        git_rebase
-        gitattributes
-        gitcommit
-        gitignore
-        json
-        jsonc
         lua
-        make
-        markdown
-        meson
-        ninja
         nix
-        readline
-        regex
-        ssh-config
-        toml
         vim
         vimdoc
-        xml
-        yaml
       ];
     };
   };
 
-  disable-init-selection = {
+  legacy-master = {
     plugins.treesitter = {
       enable = true;
 
       settings = {
+        auto_install = false;
+        ensure_installed.__empty = { };
+        ignore_install.__empty = { };
+        parser_install_dir.__raw = "vim.fs.joinpath(vim.fn.stdpath('data'), 'treesitter')";
+        sync_install = false;
+
+        highlight = {
+          enable = true;
+          additional_vim_regex_highlighting = false;
+          disable = ''
+            function(lang, bufnr)
+              return api.nvim_buf_line_count(bufnr) > 50000
+            end
+          '';
+        };
+
         incremental_selection = {
           enable = true;
+          keymaps = {
+            init_selection = "gnn";
+            node_incremental = "grn";
+            scope_incremental = "grc";
+            node_decremental = "grm";
+          };
+        };
 
-          keymaps.init_selection = false;
+        indent = {
+          enable = true;
         };
       };
     };