patch 8.2.3090: in rare cases the cursor may be somewhere in a folded line Commit: https://github.com/vim/vim/commit/00aaa512d5e775e0db21e251f43d7afb8fca910f Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jul 3 18:04:11 2021 +0200 patch 8.2.3090: in rare cases the cursor may be somewhere in a folded line Problem: With concealing enabled and indirectly closing a fold the cursor may be somewhere in a folded line. Solution: Recompute the cursor position when the cursor line can be concealed. (closes #8480)

" 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=