commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a Author: Bram Moolenaar <Bram@vim.org> Date: Sun Feb 7 19:19:53 2016 +0100 patch 7.4.1279 Problem: jsonencode() is not producing strict JSON. Solution: Add jsencode() and jsdecode(). Make jsonencode() and jsondecode() strict.

Test for Bufleave autocommand that deletes the buffer we are about to edit.

STARTTEST
:so small.vim
:au BufLeave test9.in bwipe yy
:e yy
:/^start of/,$w! test.out      " Write contents of this file
:qa!
ENDTEST

start of test file xx
end of test file xx