view src/testdir/test_cmdmods.vim @ 34993:cda1a8a06777 v9.1.0352

patch 9.1.0352: Finding cmd modifiers and cmdline-specials is inefficient Commit: https://github.com/vim/vim/commit/ed908f760d9fe933690745bac91aedb698bbd48f Author: John Marriott <basilisk@internode.on.net> Date: Thu Apr 18 22:46:56 2024 +0200 patch 9.1.0352: Finding cmd modifiers and cmdline-specials is inefficient Problem: Finding cmd modifiers and cmdline-specials is inefficient Solution: Use binary search to find ex command modifiers and cmdline-special characters and reduce the number of strlen() (John Marriott) closes: #14534 Signed-off-by: John Marriott <basilisk@internode.on.net> Signed-off-by: Christian Brabandt <cb@256bit.org>
author Christian Brabandt <cb@256bit.org>
date Thu, 18 Apr 2024 23:00:02 +0200
parents 5acc0d2cf4f7
children
line wrap: on
line source

" Test for all command modifiers in

def Test_cmdmods_array()
  # Get all the command modifiers from ex_cmds.h.
  var lines = readfile('../ex_cmds.h')->filter((_, l) => l =~ 'ex_wrongmodifier,')
  var cmds = lines->map((_, v) => substitute(v, '.*"\(\k*\)".*', '\1', ''))

  # :hide is both a command and a modifier
  cmds->extend(['hide'])

  # Get the entries of cmdmod_info_tab[] in ex_docmd.c
  edit ../ex_docmd.c
  var top = search('^static cmdmod_info_T cmdmod_info_tab[') + 1
  var bot = search('^};.*\/\/ cmdmod_info_tab') - 1
  lines = getline(top, bot)
  var mods = lines->map((_, v) => substitute(v, '.*"\(\k*\)".*', '\1', ''))

  # Add the other commands that use ex_wrongmodifier.
  mods->extend([
                'endclass',
                'endenum',
                'endinterface',
                'public',
                'static',
                'this',
              ])

  # Check the lists are equal.  Convert them to a dict to get a clearer error
  # message.
  var cmds_dict = {}
  for v in cmds
    cmds_dict[v] = 1
  endfor
  var mods_dict = {}
  for v in mods
    mods_dict[v] = 1
  endfor
  assert_equal(cmds_dict, mods_dict)

  bwipe!
enddef


" vim: shiftwidth=2 sts=2 expandtab