New nvim config, not finished

.config/nvim/lua/plugins/treesitter.lua

@@ -0,0 +1,23 @@
+local present, treesitter = pcall(require, "nvim-treesitter.configs")
+
+require('nvim-treesitter.install').update({ with_sync = true })
+
+
+if not present then
+  return
+end
+
+local options = {
+  ensure_installed = {"lua", "haskell", "rust", },
+
+  highlight = {
+    enable = true,
+    use_languagetree = true,
+  },
+
+  indent = {
+    enable = true,
+  },
+}
+
+treesitter.setup(options)