fix: reduce signcolumn/foldcolumn from window width

ref: `:h getwininfo()`

Signed-off-by: Sabu Siyad <hello@ssiyad.com>

Author: ssiyad

lua/nvim-tree/renderer/components/full-name.lua

@@ -33,9 +33,13 @@ local function show()
   end
 
   local width = fn.strdisplaywidth(fn.substitute(line, "[^[:print:]]*$", "", "g"))
-  if width < fn.winwidth(0) then
+  -- reduce signcolumn/foldcolumn from window width
+  local win_width = fn.winwidth(0) - fn.getwininfo(fn.win_getid())[1].textoff
+
+  if width < win_width then
     return
   end
+
   M.popup_win = api.nvim_open_win(api.nvim_create_buf(false, false), false, {
     relative = "win",
     bufpos = { fn.line "." - 2, 0 },