fix: handle breaking change to vim.api.nvim_win_get_config (nvimdev#1397

)

lua/lspsaga/codeaction/preview.lua

@@ -92,11 +92,18 @@ local preview_buf, preview_winid
 ---default is under the given window
 local function create_preview_win(content, main_winid)
   local win_conf = api.nvim_win_get_config(main_winid)
+
+  -- In versions of NVIM before v0.10.0 `api.nvim_win_get_config` will return a table
+  -- see https://github.com/neovim/neovim/issues/24430
+  if (type(win_conf.col) == "table") then
+    win_conf.col = win_conf.col[false]
+  end
+
   local max_height
   local opt = {
     relative = win_conf.relative,
     win = win_conf.win,
-    col = win_conf.col[false],
+    col = win_conf.col,
     anchor = win_conf.anchor,
     focusable = false,
   }