patch 8.1.1326: no test for listener with partial commit https://github.com/vim/vim/commit/8aad88d8de256e58f04054eb7230c9613e26502f Author: Bram Moolenaar <Bram@vim.org> Date: Sun May 12 13:53:50 2019 +0200 patch 8.1.1326: no test for listener with partial Problem: No test for listener with partial. Solution: Add a test. Add example to help.

" Vim indent file
" Language:	C
" Maintainer:	Bram Moolenaar <Bram@vim.org>
" Last Change:	2005 Mar 27

" Only load this indent file when no other was loaded.
if exists("b:did_indent")
   finish
endif
let b:did_indent = 1

" C indenting is built-in, thus this is very simple
setlocal cindent

let b:undo_indent = "setl cin<"