patch 8.2.2129: MS-Windows: Checking if a file name is absolute is slow Commit: https://github.com/vim/vim/commit/0ea7421ae6618fe8efe9e3afc8fdcf7a4d89739a Author: Bram Moolenaar <Bram@vim.org> Date: Fri Dec 11 20:10:50 2020 +0100 patch 8.2.2129: MS-Windows: Checking if a file name is absolute is slow Problem: MS-Windows: Checking if a file name is absolute is slow. Solution: Do not use mch_FullName(). (closes https://github.com/vim/vim/issues/7033)

" 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=