patch 8.2.3225: incsearch highlighting is attempted halfway a mapping Commit: https://github.com/vim/vim/commit/ccb148ac63941feba879ea4678aa4713d81494f2 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Jul 26 21:11:32 2021 +0200 patch 8.2.3225: incsearch highlighting is attempted halfway a mapping Problem: Incsearch highlighting is attempted halfway a mapping. Solution: Only do incsearch highlighting if keys were typed or there is no more typeahead.

" Vim indent file
" Language:	Mail
" Maintainer:	Bram Moolenaar
" Last Change:	2009 Jun 03

if exists("b:did_indent")
  finish
endif
let b:did_indent = 1

" What works best is auto-indenting, disable other indenting.
" For formatting see the ftplugin.
setlocal autoindent nosmartindent nocindent indentexpr=