Add the tagbar extension

Signed-off-by: Sangho Lee <[email protected]>

Author: guru245

README.md

@@ -978,6 +978,7 @@ extensions = {'quickfix'}
 - symbols-outline
 - toggleterm
 - trouble
+- tagbar
 
 #### Custom extensions
 

lua/lualine/extensions/tagbar.lua

@@ -0,0 +1,14 @@
+local M = {}
+
+M.sections = {
+  --lualine_a = {function() return vim.fn['tagbar#currentfile']() end}
+  lualine_a = {
+    function()
+      return 'tagbar'
+    end,
+  },
+}
+
+M.filetypes = { 'tagbar' }
+
+return M