patch 8.2.4260: Vim9: can still use a global function without g: Commit: https://github.com/vim/vim/commit/848faddb870f3ba4d84fcacd1cccb5cdbbfd9c41 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jan 30 15:28:30 2022 +0000 patch 8.2.4260: Vim9: can still use a global function without g: Problem: Vim9: can still use a global function without g: at the script level. Solution: Also check for g: at the script level. (issue #9637)

" 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