patch 8.1.1816: cannot use a user defined function as a method commit https://github.com/vim/vim/commit/fcfe1a9b8950b8b211ab3b24d84b17c6847ea43f Author: Bram Moolenaar <Bram@vim.org> Date: Sun Aug 4 23:04:39 2019 +0200 patch 8.1.1816: cannot use a user defined function as a method Problem: Cannot use a user defined function as a method. Solution: Pass the base as the first argument to the user defined function after "->". (partly by FUJIWARA Takuya)

" 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=