Nvim: sync development setup from viessmann machine

.config/nvim/after/plugin/treesitter.rc.vim

@@ -1,11 +1,12 @@
 " Tree-sitter configuration
 lua <<EOF
-require'nvim-treesitter.configs'.setup {
+
+ts = require'nvim-treesitter.configs'
+
+ts.setup {
   highlight = {
     enable = true,
-  },
-  indentation = {
-    enable = true,
+    additional_vim_regex_highlighting = true,
   },
   ensure_installed = {
     "bash",
@@ -15,9 +16,41 @@ require'nvim-treesitter.configs'.setup {
     "fish",
     "lua",
     "rust",
-  }
+  },
+  -- disabled, since it mostly shifts to four characters
+  --indent = {
+  --  enable = true,
+  --},
+  incremental_selection = {
+    enable = true,
+    keymaps = {
+      init_selection = "tis",
+      node_incremental = "ti",
+      scope_incremental = "ts",
+      node_decremental = "td",
+    },
+  },
+  rainbow = {
+    enable = true,
+    -- disable = { "jsx", "cpp" }, list of languages you want to disable the plugin for
+    extended_mode = true, -- Also highlight non-bracket delimiters like html tags, boolean or table: lang -> boolean
+    max_file_lines = nil, -- Do not enable for files with more than n lines, int
+    -- colors = {}, -- table of hex strings
+    -- termcolors = {} -- table of colour name strings
+  },
+  textobjects = {
+    swap = {
+      enable = true,
+      swap_next = {
+        ["tan"] = "@parameter.inner",
+      },
+      swap_previous = {
+        ["tap"] = "@parameter.inner",
+      },
+    },
+  },
 }
-vim.opt.foldmethod = "expr"
-vim.opt.foldexpr = "nvim_treesitter#foldexpr()"
+--vim.opt.foldmethod = "expr"
+--vim.opt.foldexpr = "nvim_treesitter#foldexpr()"
 
 EOF