/usr/share/vim/vim80/syntax/hitest.vim is in vim-runtime 2:8.0.1453-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 | " Vim syntax file
" Language: none; used to see highlighting
" Maintainer: Ronald Schild <rs@scutum.de>
" Last Change: 2017 Jul 28
" Version: 5.4n.1
" To see your current highlight settings, do
" :so $VIMRUNTIME/syntax/hitest.vim
" save global options and registers
let s:hidden = &hidden
let s:lazyredraw = &lazyredraw
let s:more = &more
let s:report = &report
let s:shortmess = &shortmess
let s:wrapscan = &wrapscan
let s:register_a = @a
let s:register_se = @/
" set global options
set hidden lazyredraw nomore report=99999 shortmess=aoOstTW wrapscan
" print current highlight settings into register a
redir @a
highlight
redir END
" Open a new window if the current one isn't empty
if line("$") != 1 || getline(1) != ""
new
endif
" edit temporary file
edit Highlight\ test
" set local options
setlocal autoindent noexpandtab formatoptions=t shiftwidth=16 noswapfile tabstop=16
let &textwidth=&columns
" insert highlight settings
% delete
put a
" remove the colored xxx items
g/xxx /s///e
" remove color settings (not needed here)
global! /links to/ substitute /\s.*$//e
" move linked groups to the end of file
global /links to/ move $
" 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
" delete empty lines
global /^ *$/ delete
" precede syntax command
% substitute /^[^ ]*/syn keyword &\t&/
" execute syntax commands
syntax clear
% yank a
@a
" remove syntax commands again
% substitute /^syn keyword //
" pretty formatting
global /^/ exe "normal Wi\<CR>\t\eAA\ex"
global /^\S/ join
" find out first syntax highlighting
let b:various = &highlight.',:Normal,:Cursor,:,'
let b:i = 1
while b:various =~ ':'.substitute(getline(b:i), '\s.*$', ',', '')
let b:i = b:i + 1
if b:i > line("$") | break | endif
endwhile
" insert headlines
call append(0, "Highlighting groups for various occasions")
call append(1, "-----------------------------------------")
if b:i < line("$")-1
let b:synhead = "Syntax highlighting groups"
if exists("hitest_filetypes")
redir @a
let
redir END
let @a = substitute(@a, 'did_\(\w\+\)_syn\w*_inits\s*#1', ', \1', 'g')
let @a = substitute(@a, "\n\\w[^\n]*", '', 'g')
let @a = substitute(@a, "\n", '', 'g')
let @a = substitute(@a, '^,', '', 'g')
if @a != ""
let b:synhead = b:synhead." - filetype"
if @a =~ ','
let b:synhead = b:synhead."s"
endif
let b:synhead = b:synhead.":".@a
endif
endif
call append(b:i+1, "")
call append(b:i+2, b:synhead)
call append(b:i+3, substitute(b:synhead, '.', '-', 'g'))
endif
" remove 'hls' highlighting
nohlsearch
normal 0
" we don't want to save this temporary file
set nomodified
" the following trick avoids the "Press RETURN ..." prompt
0 append
.
" restore global options and registers
let &hidden = s:hidden
let &lazyredraw = s:lazyredraw
let &more = s:more
let &report = s:report
let &shortmess = s:shortmess
let &wrapscan = s:wrapscan
let @a = s:register_a
" restore last search pattern
call histdel("search", -1)
let @/ = s:register_se
" remove variables
unlet s:hidden s:lazyredraw s:more s:report s:shortmess
unlet s:wrapscan s:register_a s:register_se
" vim: ts=8
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