patch 8.2.1023: Vim9: redefining a function uses a new index every time Commit: https://github.com/vim/vim/commit/0cb5bcf5836de83f7d64fb01d3ce708caacaf66c Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jun 20 18:19:09 2020 +0200 patch 8.2.1023: Vim9: redefining a function uses a new index every time Problem: Vim9: redefining a function uses a new index every time. Solution: When redefining a function clear the contents and re-use the index.

" Vim filetype plugin
" Language:		JSON
" Maintainer:		David Barnett <daviebdawg+vim@gmail.com>
" Last Change:		2014 Jul 16

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

let b:undo_ftplugin = 'setlocal formatoptions< comments< commentstring<'

setlocal formatoptions-=t

" JSON has no comments.
setlocal comments=
setlocal commentstring=