patch 8.2.3650: Vim9: for loop variable can be a list member Commit: https://github.com/vim/vim/commit/3b3755fe19e9ded2a1c45f14b2c6fa065bcaf2c6 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Nov 22 20:10:18 2021 +0000 patch 8.2.3650: Vim9: for loop variable can be a list member Problem: Vim9: for loop variable can be a list member. Solution: Check for valid variable name. (closes https://github.com/vim/vim/issues/9179)

" Vim filetype plugin file
" Language:	bst
" Author:	Tim Pope <vimNOSPAM@tpope.info>
" $Id: bst.vim,v 1.1 2007/05/05 17:37:57 vimboss Exp $

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

setlocal commentstring=%\ %s
setlocal comments=:%
setlocal fo-=t fo+=croql

let b:undo_ftplugin = "setlocal com< cms< fo<"