But a workable solution would be to use a plug-in like the excellent BufExplorer. Since it defaults to listing the most recently used buffers first, reopening a closed tab would be as simple as pressing \bet
File: mru.vim
Author: Yegappan Lakshmanan (yegappan AT yahoo DOT com)
Version: 3.2 Last Modified:
September 22, 2008
Usage
To list and edit files from the MRU list, you can use the ":MRU" command.
The ":MRU" command displays the MRU file list in a temporary Vim window. If
the MRU window is already opened, then the MRU list displayed in the window
is refreshed.