commit https://github.com/vim/vim/commit/eed284a16977ab81fa6da8c9562990ba498acd8c Author: Bram Moolenaar <Bram@vim.org> Date: Mon Feb 22 23:13:33 2016 +0100 patch 7.4.1395 Problem: Using DETACH in quotes is not compatible with the Netbeans interface. (Xavier de Gaye) Solution: Remove the quotes, only use them for JSON and JS mode.

Test for ":options".

STARTTEST
:so small.vim
:let caught = 'ok'
:try
  :options
:catch 
  :let caught = v:throwpoint . "\n" . v:exception
:endtry
:buf 1
:$put =caught
:"
:" Test that changing 'path' keeps two commas.
:set path=foo,,bar
:set path-=bar
:set path+=bar
:$put =&path
:/^result/,$w! test.out
:qa!
ENDTEST

result