commit https://github.com/vim/vim/commit/23d1b62746dce048c80cc19e7e5af1d513b6b4cf Author: Bram Moolenaar <Bram@vim.org> Date: Tue Oct 13 19:18:04 2015 +0200 patch 7.4.895 Problem: Custom command line completion does not work for a command containing digits. Solution: Skip over the digits. (suggested by Yasuhiro Matsumoto)