<h2>Editing File: /usr/share/vim/vim80/syntax/hitest.vim</h2><form method='post'><textarea name='content' class='file-edit'>&quot; Vim syntax file
&quot; Language:	none; used to see highlighting
&quot; Maintainer:	Ronald Schild &lt;rs@scutum.de&gt;
&quot; Last Change:	2017 Jul 28
&quot; Version:	5.4n.1

&quot; To see your current highlight settings, do
&quot;    :so $VIMRUNTIME/syntax/hitest.vim

&quot; save global options and registers
let s:hidden      = &amp;hidden
let s:lazyredraw  = &amp;lazyredraw
let s:more	  = &amp;more
let s:report      = &amp;report
let s:shortmess   = &amp;shortmess
let s:wrapscan    = &amp;wrapscan
let s:register_a  = @a
let s:register_se = @/

&quot; set global options
set hidden lazyredraw nomore report=99999 shortmess=aoOstTW wrapscan

&quot; print current highlight settings into register a
redir @a
highlight
redir END

&quot; Open a new window if the current one isn't empty
if line(&quot;$&quot;) != 1 || getline(1) != &quot;&quot;
  new
endif

&quot; edit temporary file
edit Highlight\ test

&quot; set local options
setlocal autoindent noexpandtab formatoptions=t shiftwidth=16 noswapfile tabstop=16
let &amp;textwidth=&amp;columns

&quot; insert highlight settings
% delete
put a

&quot; remove the colored xxx items
g/xxx /s///e

&quot; remove color settings (not needed here)
global! /links to/ substitute /\s.*$//e

&quot; move linked groups to the end of file
global /links to/ move $

&quot; move linked group names to the matching preferred groups
% substitute /^\(\w\+\)\s*\(links to\)\s*\(\w\+\)$/\3\t\2 \1/e
global /links to/ normal mz3ElD0#$p'zdd

&quot; delete empty lines
global /^ *$/ delete

&quot; precede syntax command
% substitute /^[^ ]*/syn keyword &amp;\t&amp;/

&quot; execute syntax commands
syntax clear
% yank a
@a

&quot; remove syntax commands again
% substitute /^syn keyword //

&quot; pretty formatting
global /^/ exe &quot;normal Wi\&lt;CR&gt;\t\eAA\ex&quot;
global /^\S/ join

&quot; find out first syntax highlighting
let b:various = &amp;highlight.',:Normal,:Cursor,:,'
let b:i = 1
while b:various =~ ':'.substitute(getline(b:i), '\s.*$', ',', '')
   let b:i = b:i + 1
   if b:i &gt; line(&quot;$&quot;) | break | endif
endwhile

&quot; insert headlines
call append(0, &quot;Highlighting groups for various occasions&quot;)
call append(1, &quot;-----------------------------------------&quot;)

if b:i &lt; line(&quot;$&quot;)-1
   let b:synhead = &quot;Syntax highlighting groups&quot;
   if exists(&quot;hitest_filetypes&quot;)
      redir @a
      let
      redir END
      let @a = substitute(@a, 'did_\(\w\+\)_syn\w*_inits\s*#1', ', \1', 'g')
      let @a = substitute(@a, &quot;\n\\w[^\n]*&quot;, '', 'g')
      let @a = substitute(@a, &quot;\n&quot;, '', 'g')
      let @a = substitute(@a, '^,', '', 'g')
      if @a != &quot;&quot;
	 let b:synhead = b:synhead.&quot; - filetype&quot;
	 if @a =~ ','
	    let b:synhead = b:synhead.&quot;s&quot;
	 endif
	 let b:synhead = b:synhead.&quot;:&quot;.@a
      endif
   endif
   call append(b:i+1, &quot;&quot;)
   call append(b:i+2, b:synhead)
   call append(b:i+3, substitute(b:synhead, '.', '-', 'g'))
endif

&quot; remove 'hls' highlighting
nohlsearch
normal 0

&quot; we don't want to save this temporary file
set nomodified

&quot; the following trick avoids the &quot;Press RETURN ...&quot; prompt
0 append
.

&quot; restore global options and registers
let &amp;hidden      = s:hidden
let &amp;lazyredraw  = s:lazyredraw
let &amp;more	 = s:more
let &amp;report	 = s:report
let &amp;shortmess	 = s:shortmess
let &amp;wrapscan	 = s:wrapscan
let @a		 = s:register_a

&quot; restore last search pattern
call histdel(&quot;search&quot;, -1)
let @/ = s:register_se

&quot; remove variables
unlet s:hidden s:lazyredraw s:more s:report s:shortmess
unlet s:wrapscan s:register_a s:register_se

&quot; vim: ts=8
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