patch 8.2.1365: Vim9: no error for missing white space around operator Commit: https://github.com/vim/vim/commit/bb1b5e24ecc0abe1fee164e9de13796989eff784 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Aug 5 10:53:21 2020 +0200 patch 8.2.1365: Vim9: no error for missing white space around operator Problem: Vim9: no error for missing white space around operator. Solution: Check for white space. (closes https://github.com/vim/vim/issues/6618)

" Vim filetype plugin
" Language:	Dockerfile
" Maintainer:   Honza Pokorny <http://honza.ca>
" Last Change:	2014 Aug 29

" Only do this when not done yet for this buffer
if exists("b:did_ftplugin")
  finish
endif

" Don't load another plugin for this buffer
let b:did_ftplugin = 1

let b:undo_ftplugin = "setl commentstring<"

setlocal commentstring=#\ %s