refacto: remove buf_state

- remove buf_state and related code
- add get_node_at_cursor()
- better incremental selection (code is localized)

1 files changed, 0 insertions, 19 deletions

diff --git a/lua/nvim-treesitter/utils.lua b/lua/nvim-treesitter/utils.lua
index 9dc5d17b..6fa15981 100644
--- a/lua/nvim-treesitter/utils.lua
+++ b/lua/nvim-treesitter/utils.lua
@@ -45,23 +45,4 @@ function M.get_cache_dir()
   return nil, 'Invalid cache rights, $XDG_CACHE_HOME or /tmp should be read/write'
 end
 
-function M.has_parser(lang)
-  local lang = lang or api.nvim_buf_get_option(0, 'filetype')
-  return #api.nvim_get_runtime_file('parser/' .. lang .. '.so', false) > 0
-end
-
-function M.get_parser(bufnr, lang)
-  if M.has_parser() then
-    local buf = bufnr or api.nvim_get_current_buf()
-    local lang = lang or api.nvim_buf_get_option(buf, 'ft')
-    if not M[buf] then
-      M[buf] = {}
-    end
-    if not M[buf][lang] then
-      M[buf][lang] = ts.get_parser(buf, lang)
-    end
-    return M[buf][lang]
-  end
-end
-
 return M