patch 8.2.0427: it is not possible to check for a typo in a feature name Commit: https://github.com/vim/vim/commit/7929651e05b081fe55e0e745725a7ad78c51be16 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Mar 22 16:17:14 2020 +0100 patch 8.2.0427: it is not possible to check for a typo in a feature name Problem: It is not possible to check for a typo in a feature name. Solution: Add an extra argument to has().

" Vim filetype plugin file
" Language:	hg (Mercurial) commit file
" Maintainer:	Ken Takata <kentkt at csc dot jp>
" Last Change:	2016 Jan 6
" Filenames:	hg-editor-*.txt
" License:	VIM License
" URL:		https://github.com/k-takata/hg-vim

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

setlocal nomodeline

let b:undo_ftplugin = 'setl modeline<'