patch 8.2.1969: Vim9: map() may change the list or dict item type Commit: https://github.com/vim/vim/commit/ea696852e7abcdebaf7f17a7f23dc90df1f5e2ed Author: Bram Moolenaar <Bram@vim.org> Date: Mon Nov 9 18:31:39 2020 +0100 patch 8.2.1969: Vim9: map() may change the list or dict item type Problem: Vim9: map() may change the list or dict item type. Solution: Add mapnew().

" 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<"