fix(utils): buf_get_name with scratch buffer

Author: ibhagwan

lua/fzf-lua/utils.lua

@@ -1133,11 +1133,15 @@ function M.nvim_buf_get_name(bufnr, bufinfo)
   end
   local bufname = vim.api.nvim_buf_get_name(bufnr)
   if #bufname == 0 then
-    local is_qf = M.buf_is_qf(bufnr, bufinfo)
-    if is_qf then
-      bufname = is_qf == 1 and "[Quickfix List]" or "[Location List]"
+    if vim.bo[bufnr].buftype == "nofile" then
+      bufname = "[Scratch]"
     else
-      bufname = "[No Name]"
+      local is_qf = M.buf_is_qf(bufnr, bufinfo)
+      if is_qf then
+        bufname = is_qf == 1 and "[Quickfix List]" or "[Location List]"
+      else
+        bufname = "[No Name]"
+      end
     end
   end
   assert(#bufname > 0)