fix(telescope): show error when use tries to add when telescope picke…

…r does not exist

lua/trouble/sources/telescope.lua

@@ -1,5 +1,6 @@
 ---@diagnostic disable: inject-field
 local Item = require("trouble.item")
+local Util = require("trouble.util")
 
 ---Represents an item in a Neovim quickfix/loclist.
 ---@class telescope.Item
@@ -57,6 +58,9 @@ function M.add(prompt_bufnr, opts)
   local action_state = require("telescope.actions.state")
   ---@type Picker
   local picker = action_state.get_current_picker(prompt_bufnr)
+  if not picker then
+    return Util.error("No Telescope picker found?")
+  end
 
   if #picker:get_multi_selection() > 0 then
     for _, item in ipairs(picker:get_multi_selection()) do

lua/trouble/view/init.lua

@@ -233,7 +233,9 @@ end
 function M:jump(item, opts)
   opts = opts or {}
   item = item or self:at().item
-  Preview.close()
+  vim.schedule(function()
+    Preview.close()
+  end)
   if not item then
     return Util.warn("No item to jump to")
   end