This file is indexed.

/usr/share/vim/vim80/syntax/zsh.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
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
" Vim syntax file
" Language:             Zsh shell script
" Maintainer:           Christian Brabandt <cb@256bit.org>
" Previous Maintainer:  Nikolai Weibull <now@bitwi.se>
" Latest Revision:      2017-11-22
" License:              Vim (see :h license)
" Repository:           https://github.com/chrisbra/vim-zsh

if exists("b:current_syntax")
  finish
endif

let s:cpo_save = &cpo
set cpo&vim

if v:version > 704 || (v:version == 704 && has("patch1142"))
    syn iskeyword @,48-57,_,192-255,#,-
else
    setlocal iskeyword+=-
endif
if get(g:, 'zsh_fold_enable', 0)
    setlocal foldmethod=syntax
endif

syn keyword zshTodo             contained TODO FIXME XXX NOTE

syn region  zshComment          oneline start='\%(^\|\s\+\)#' end='$'
                                \ contains=zshTodo,@Spell fold

syn region  zshComment          start='^\s*#' end='^\%(\s*#\)\@!'
                                \ contains=zshTodo,@Spell fold

syn match   zshPreProc          '^\%1l#\%(!\|compdef\|autoload\).*$'

syn match   zshQuoted           '\\.'
syn region  zshString           matchgroup=zshStringDelimiter start=+"+ end=+"+
                                \ contains=zshQuoted,@zshDerefs,@zshSubst fold
syn region  zshString           matchgroup=zshStringDelimiter start=+'+ end=+'+ fold
" XXX: This should probably be more precise, but Zsh seems a bit confused about it itself
syn region  zshPOSIXString      matchgroup=zshStringDelimiter start=+\$'+
                                \ end=+'+ contains=zshQuoted
syn match   zshJobSpec          '%\(\d\+\|?\=\w\+\|[%+-]\)'

syn keyword zshPrecommand       noglob nocorrect exec command builtin - time

syn keyword zshDelimiter        do done end

syn keyword zshConditional      if then elif else fi case in esac select

syn keyword zshRepeat           while until repeat

syn keyword zshRepeat           for foreach nextgroup=zshVariable skipwhite

syn keyword zshException        always

syn keyword zshKeyword          function nextgroup=zshKSHFunction skipwhite

syn match   zshKSHFunction      contained '\w\S\+'
syn match   zshFunction         '^\s*\k\+\ze\s*()'

syn match   zshOperator         '||\|&&\|;\|&!\='

syn match   zshRedir            '\d\=\(<\|<>\|<<<\|<&\s*[0-9p-]\=\)'
syn match   zshRedir            '\d\=\(>\|>>\|>&\s*[0-9p-]\=\|&>\|>>&\|&>>\)[|!]\='
syn match   zshRedir            '|&\='

syn region  zshHereDoc          matchgroup=zshRedir
                                \ start='<\@<!<<\s*\z([^<]\S*\)'
                                \ end='^\z1\>'
                                \ contains=@zshSubst
syn region  zshHereDoc          matchgroup=zshRedir
                                \ start='<\@<!<<\s*\\\z(\S\+\)'
                                \ end='^\z1\>'
                                \ contains=@zshSubst
syn region  zshHereDoc          matchgroup=zshRedir
                                \ start='<\@<!<<-\s*\\\=\z(\S\+\)'
                                \ end='^\s*\z1\>'
                                \ contains=@zshSubst
syn region  zshHereDoc          matchgroup=zshRedir
                                \ start=+<\@<!<<\s*\(["']\)\z(\S\+\)\1+
                                \ end='^\z1\>'
syn region  zshHereDoc          matchgroup=zshRedir
                                \ start=+<\@<!<<-\s*\(["']\)\z(\S\+\)\1+
                                \ end='^\s*\z1\>'

syn match   zshVariable         '\<\h\w*' contained

syn match   zshVariableDef      '\<\h\w*\ze+\=='
" XXX: how safe is this?
syn region  zshVariableDef      oneline
                                \ start='\$\@<!\<\h\w*\[' end='\]\ze+\?=\?'
                                \ contains=@zshSubst

syn cluster zshDerefs           contains=zshShortDeref,zshLongDeref,zshDeref,zshDollarVar

syn match zshShortDeref       '\$[!#$*@?_-]\w\@!'
syn match zshShortDeref       '\$[=^~]*[#+]*\d\+\>'

syn match zshLongDeref        '\$\%(ARGC\|argv\|status\|pipestatus\|CPUTYPE\|EGID\|EUID\|ERRNO\|GID\|HOST\|LINENO\|LOGNAME\)'
syn match zshLongDeref        '\$\%(MACHTYPE\|OLDPWD OPTARG\|OPTIND\|OSTYPE\|PPID\|PWD\|RANDOM\|SECONDS\|SHLVL\|signals\)'
syn match zshLongDeref        '\$\%(TRY_BLOCK_ERROR\|TTY\|TTYIDLE\|UID\|USERNAME\|VENDOR\|ZSH_NAME\|ZSH_VERSION\|REPLY\|reply\|TERM\)'

syn match zshDollarVar        '\$\h\w*'
syn match zshDeref            '\$[=^~]*[#+]*\h\w*\>'

syn match   zshCommands         '\%(^\|\s\)[.:]\ze\s'
syn keyword zshCommands         alias autoload bg bindkey break bye cap cd
                                \ chdir clone comparguments compcall compctl
                                \ compdescribe compfiles compgroups compquote
                                \ comptags comptry compvalues continue dirs
                                \ disable disown echo echotc echoti emulate
                                \ enable eval exec exit export false fc fg
                                \ functions getcap getln getopts hash history
                                \ jobs kill let limit log logout popd print
                                \ printf pushd pushln pwd r read readonly
                                \ rehash return sched set setcap shift
                                \ source stat suspend test times trap true
                                \ ttyctl type ulimit umask unalias unfunction
                                \ unhash unlimit unset  vared wait
                                \ whence where which zcompile zformat zftp zle
                                \ zmodload zparseopts zprof zpty zregexparse
                                \ zsocket zstyle ztcp

" Options, generated by: echo ${(j:\n:)options[(I)*]} | sort
" Create a list of option names from zsh source dir:
"     #!/bin/zsh
"    topdir=/path/to/zsh-xxx
"    grep '^pindex([A-Za-z_]*)$' $topdir/Src/Doc/Zsh/optionsyo |
"    while read opt
"    do
"        echo ${${(L)opt#pindex\(}%\)}
"    done

syn case ignore

syn match   zshOptStart /^\s*\%(\%(\%(un\)\?setopt\)\|set\s+[-+]o\)/ nextgroup=zshOption skipwhite
syn match   zshOption /
      \ \%(\%(\<no_\?\)\?aliases\>\)\|
      \ \%(\%(\<no_\?\)\?allexport\>\)\|\%(\%(no_\?\)\?all_export\>\)\|
      \ \%(\%(\<no_\?\)\?alwayslastprompt\>\)\|\%(\%(no_\?\)\?always_last_prompt\>\)\|\%(\%(no_\?\)\?always_lastprompt\>\)\|
      \ \%(\%(\<no_\?\)\?alwaystoend\>\)\|\%(\%(no_\?\)\?always_to_end\>\)\|
      \ \%(\%(\<no_\?\)\?appendcreate\>\)\|\%(\%(no_\?\)\?append_create\>\)\|
      \ \%(\%(\<no_\?\)\?appendhistory\>\)\|\%(\%(no_\?\)\?append_history\>\)\|
      \ \%(\%(\<no_\?\)\?autocd\>\)\|\%(\%(no_\?\)\?auto_cd\>\)\|
      \ \%(\%(\<no_\?\)\?autocontinue\>\)\|\%(\%(no_\?\)\?auto_continue\>\)\|
      \ \%(\%(\<no_\?\)\?autolist\>\)\|\%(\%(no_\?\)\?auto_list\>\)\|
      \ \%(\%(\<no_\?\)\?automenu\>\)\|\%(\%(no_\?\)\?auto_menu\>\)\|
      \ \%(\%(\<no_\?\)\?autonamedirs\>\)\|\%(\%(no_\?\)\?auto_name_dirs\>\)\|
      \ \%(\%(\<no_\?\)\?autoparamkeys\>\)\|\%(\%(no_\?\)\?auto_param_keys\>\)\|
      \ \%(\%(\<no_\?\)\?autoparamslash\>\)\|\%(\%(no_\?\)\?auto_param_slash\>\)\|
      \ \%(\%(\<no_\?\)\?autopushd\>\)\|\%(\%(no_\?\)\?auto_pushd\>\)\|
      \ \%(\%(\<no_\?\)\?autoremoveslash\>\)\|\%(\%(no_\?\)\?auto_remove_slash\>\)\|
      \ \%(\%(\<no_\?\)\?autoresume\>\)\|\%(\%(no_\?\)\?auto_resume\>\)\|
      \ \%(\%(\<no_\?\)\?badpattern\>\)\|\%(\%(no_\?\)\?bad_pattern\>\)\|
      \ \%(\%(\<no_\?\)\?banghist\>\)\|\%(\%(no_\?\)\?bang_hist\>\)\|
      \ \%(\%(\<no_\?\)\?bareglobqual\>\)\|\%(\%(no_\?\)\?bare_glob_qual\>\)\|
      \ \%(\%(\<no_\?\)\?bashautolist\>\)\|\%(\%(no_\?\)\?bash_auto_list\>\)\|
      \ \%(\%(\<no_\?\)\?bashrematch\>\)\|\%(\%(no_\?\)\?bash_rematch\>\)\|
      \ \%(\%(\<no_\?\)\?beep\>\)\|
      \ \%(\%(\<no_\?\)\?bgnice\>\)\|\%(\%(no_\?\)\?bg_nice\>\)\|
      \ \%(\%(\<no_\?\)\?braceccl\>\)\|\%(\%(no_\?\)\?brace_ccl\>\)\|
      \ \%(\%(\<no_\?\)\?braceexpand\>\)\|\%(\%(no_\?\)\?brace_expand\>\)\|
      \ \%(\%(\<no_\?\)\?bsdecho\>\)\|\%(\%(no_\?\)\?bsd_echo\>\)\|
      \ \%(\%(\<no_\?\)\?caseglob\>\)\|\%(\%(no_\?\)\?case_glob\>\)\|
      \ \%(\%(\<no_\?\)\?casematch\>\)\|\%(\%(no_\?\)\?case_match\>\)\|
      \ \%(\%(\<no_\?\)\?cbases\>\)\|\%(\%(no_\?\)\?c_bases\>\)\|
      \ \%(\%(\<no_\?\)\?cdablevars\>\)\|\%(\%(no_\?\)\?cdable_vars\>\)\|\%(\%(no_\?\)\?cd_able_vars\>\)\|
      \ \%(\%(\<no_\?\)\?chasedots\>\)\|\%(\%(no_\?\)\?chase_dots\>\)\|
      \ \%(\%(\<no_\?\)\?chaselinks\>\)\|\%(\%(no_\?\)\?chase_links\>\)\|
      \ \%(\%(\<no_\?\)\?checkjobs\>\)\|\%(\%(no_\?\)\?check_jobs\>\)\|
      \ \%(\%(\<no_\?\)\?clobber\>\)\|
      \ \%(\%(\<no_\?\)\?combiningchars\>\)\|\%(\%(no_\?\)\?combining_chars\>\)\|
      \ \%(\%(\<no_\?\)\?completealiases\>\)\|\%(\%(no_\?\)\?complete_aliases\>\)\|
      \ \%(\%(\<no_\?\)\?completeinword\>\)\|\%(\%(no_\?\)\?complete_in_word\>\)\|
      \ \%(\%(\<no_\?\)\?continueonerror\>\)\|\%(\%(no_\?\)\?continue_on_error\>\)\|
      \ \%(\%(\<no_\?\)\?correct\>\)\|
      \ \%(\%(\<no_\?\)\?correctall\>\)\|\%(\%(no_\?\)\?correct_all\>\)\|
      \ \%(\%(\<no_\?\)\?cprecedences\>\)\|\%(\%(no_\?\)\?c_precedences\>\)\|
      \ \%(\%(\<no_\?\)\?cshjunkiehistory\>\)\|\%(\%(no_\?\)\?csh_junkie_history\>\)\|
      \ \%(\%(\<no_\?\)\?cshjunkieloops\>\)\|\%(\%(no_\?\)\?csh_junkie_loops\>\)\|
      \ \%(\%(\<no_\?\)\?cshjunkiequotes\>\)\|\%(\%(no_\?\)\?csh_junkie_quotes\>\)\|
      \ \%(\%(\<no_\?\)\?csh_nullcmd\>\)\|\%(\%(no_\?\)\?csh_null_cmd\>\)\|\%(\%(no_\?\)\?cshnullcmd\>\)\|\%(\%(no_\?\)\?csh_null_cmd\>\)\|
      \ \%(\%(\<no_\?\)\?cshnullglob\>\)\|\%(\%(no_\?\)\?csh_null_glob\>\)\|
      \ \%(\%(\<no_\?\)\?debugbeforecmd\>\)\|\%(\%(no_\?\)\?debug_before_cmd\>\)\|
      \ \%(\%(\<no_\?\)\?dotglob\>\)\|\%(\%(no_\?\)\?dot_glob\>\)\|
      \ \%(\%(\<no_\?\)\?dvorak\>\)\|
      \ \%(\%(\<no_\?\)\?emacs\>\)\|
      \ \%(\%(\<no_\?\)\?equals\>\)\|
      \ \%(\%(\<no_\?\)\?errexit\>\)\|\%(\%(no_\?\)\?err_exit\>\)\|
      \ \%(\%(\<no_\?\)\?errreturn\>\)\|\%(\%(no_\?\)\?err_return\>\)\|
      \ \%(\%(\<no_\?\)\?evallineno_\?\)\|\%(\%(no_\?\)\?eval_lineno_\?\)\|
      \ \%(\%(\<no_\?\)\?exec\>\)\|
      \ \%(\%(\<no_\?\)\?extendedglob\>\)\|\%(\%(no_\?\)\?extended_glob\>\)\|
      \ \%(\%(\<no_\?\)\?extendedhistory\>\)\|\%(\%(no_\?\)\?extended_history\>\)\|
      \ \%(\%(\<no_\?\)\?flowcontrol\>\)\|\%(\%(no_\?\)\?flow_control\>\)\|
      \ \%(\%(\<no_\?\)\?forcefloat\>\)\|\%(\%(no_\?\)\?force_float\>\)\|
      \ \%(\%(\<no_\?\)\?functionargzero\>\)\|\%(\%(no_\?\)\?function_argzero\>\)\|\%(\%(no_\?\)\?function_arg_zero\>\)\|
      \ \%(\%(\<no_\?\)\?glob\>\)\|
      \ \%(\%(\<no_\?\)\?globalexport\>\)\|\%(\%(no_\?\)\?global_export\>\)\|
      \ \%(\%(\<no_\?\)\?globalrcs\>\)\|\%(\%(no_\?\)\?global_rcs\>\)\|
      \ \%(\%(\<no_\?\)\?globassign\>\)\|\%(\%(no_\?\)\?glob_assign\>\)\|
      \ \%(\%(\<no_\?\)\?globcomplete\>\)\|\%(\%(no_\?\)\?glob_complete\>\)\|
      \ \%(\%(\<no_\?\)\?globdots\>\)\|\%(\%(no_\?\)\?glob_dots\>\)\|
      \ \%(\%(\<no_\?\)\?glob_subst\>\)\|\%(\%(no_\?\)\?globsubst\>\)\|
      \ \%(\%(\<no_\?\)\?globstarshort\>\)\|\%(\%(no_\?\)\?glob_star_short\>\)\|
      \ \%(\%(\<no_\?\)\?hashall\>\)\|\%(\%(no_\?\)\?hash_all\>\)\|
      \ \%(\%(\<no_\?\)\?hashcmds\>\)\|\%(\%(no_\?\)\?hash_cmds\>\)\|
      \ \%(\%(\<no_\?\)\?hashdirs\>\)\|\%(\%(no_\?\)\?hash_dirs\>\)\|
      \ \%(\%(\<no_\?\)\?hashexecutablesonly\>\)\|\%(\%(no_\?\)\?hash_executables_only\>\)\|
      \ \%(\%(\<no_\?\)\?hashlistall\>\)\|\%(\%(no_\?\)\?hash_list_all\>\)\|
      \ \%(\%(\<no_\?\)\?histallowclobber\>\)\|\%(\%(no_\?\)\?hist_allow_clobber\>\)\|
      \ \%(\%(\<no_\?\)\?histappend\>\)\|\%(\%(no_\?\)\?hist_append\>\)\|
      \ \%(\%(\<no_\?\)\?histbeep\>\)\|\%(\%(no_\?\)\?hist_beep\>\)\|
      \ \%(\%(\<no_\?\)\?hist_expand\>\)\|\%(\%(no_\?\)\?histexpand\>\)\|
      \ \%(\%(\<no_\?\)\?hist_expire_dups_first\>\)\|\%(\%(no_\?\)\?histexpiredupsfirst\>\)\|
      \ \%(\%(\<no_\?\)\?histfcntllock\>\)\|\%(\%(no_\?\)\?hist_fcntl_lock\>\)\|
      \ \%(\%(\<no_\?\)\?histfindnodups\>\)\|\%(\%(no_\?\)\?hist_find_no_dups\>\)\|
      \ \%(\%(\<no_\?\)\?histignorealldups\>\)\|\%(\%(no_\?\)\?hist_ignore_all_dups\>\)\|
      \ \%(\%(\<no_\?\)\?histignoredups\>\)\|\%(\%(no_\?\)\?hist_ignore_dups\>\)\|
      \ \%(\%(\<no_\?\)\?histignorespace\>\)\|\%(\%(no_\?\)\?hist_ignore_space\>\)\|
      \ \%(\%(\<no_\?\)\?histlexwords\>\)\|\%(\%(no_\?\)\?hist_lex_words\>\)\|
      \ \%(\%(\<no_\?\)\?histnofunctions\>\)\|\%(\%(no_\?\)\?hist_no_functions\>\)\|
      \ \%(\%(\<no_\?\)\?histnostore\>\)\|\%(\%(no_\?\)\?hist_no_store\>\)\|
      \ \%(\%(\<no_\?\)\?histreduceblanks\>\)\|\%(\%(no_\?\)\?hist_reduce_blanks\>\)\|
      \ \%(\%(\<no_\?\)\?histsavebycopy\>\)\|\%(\%(no_\?\)\?hist_save_by_copy\>\)\|
      \ \%(\%(\<no_\?\)\?histsavenodups\>\)\|\%(\%(no_\?\)\?hist_save_no_dups\>\)\|
      \ \%(\%(\<no_\?\)\?histsubstpattern\>\)\|\%(\%(no_\?\)\?hist_subst_pattern\>\)\|
      \ \%(\%(\<no_\?\)\?histverify\>\)\|\%(\%(no_\?\)\?hist_verify\>\)\|
      \ \%(\%(\<no_\?\)\?hup\>\)\|
      \ \%(\%(\<no_\?\)\?ignorebraces\>\)\|\%(\%(no_\?\)\?ignore_braces\>\)\|
      \ \%(\%(\<no_\?\)\?ignoreclosebraces\>\)\|\%(\%(no_\?\)\?ignore_close_braces\>\)\|
      \ \%(\%(\<no_\?\)\?ignoreeof\>\)\|\%(\%(no_\?\)\?ignore_eof\>\)\|
      \ \%(\%(\<no_\?\)\?incappendhistory\>\)\|\%(\%(no_\?\)\?inc_append_history\>\)\|
      \ \%(\%(\<no_\?\)\?incappendhistorytime\>\)\|\%(\%(no_\?\)\?inc_append_history_time\>\)\|
      \ \%(\%(\<no_\?\)\?interactive\>\)\|
      \ \%(\%(\<no_\?\)\?interactivecomments\>\)\|\%(\%(no_\?\)\?interactive_comments\>\)\|
      \ \%(\%(\<no_\?\)\?ksharrays\>\)\|\%(\%(no_\?\)\?ksh_arrays\>\)\|
      \ \%(\%(\<no_\?\)\?kshautoload\>\)\|\%(\%(no_\?\)\?ksh_autoload\>\)\|
      \ \%(\%(\<no_\?\)\?kshglob\>\)\|\%(\%(no_\?\)\?ksh_glob\>\)\|
      \ \%(\%(\<no_\?\)\?kshoptionprint\>\)\|\%(\%(no_\?\)\?ksh_option_print\>\)\|
      \ \%(\%(\<no_\?\)\?kshtypeset\>\)\|\%(\%(no_\?\)\?ksh_typeset\>\)\|
      \ \%(\%(\<no_\?\)\?kshzerosubscript\>\)\|\%(\%(no_\?\)\?ksh_zero_subscript\>\)\|
      \ \%(\%(\<no_\?\)\?listambiguous\>\)\|\%(\%(no_\?\)\?list_ambiguous\>\)\|
      \ \%(\%(\<no_\?\)\?listbeep\>\)\|\%(\%(no_\?\)\?list_beep\>\)\|
      \ \%(\%(\<no_\?\)\?listpacked\>\)\|\%(\%(no_\?\)\?list_packed\>\)\|
      \ \%(\%(\<no_\?\)\?listrowsfirst\>\)\|\%(\%(no_\?\)\?list_rows_first\>\)\|
      \ \%(\%(\<no_\?\)\?listtypes\>\)\|\%(\%(no_\?\)\?list_types\>\)\|
      \ \%(\%(\<no_\?\)\?localloops\>\)\|\%(\%(no_\?\)\?local_loops\>\)\|
      \ \%(\%(\<no_\?\)\?localoptions\>\)\|\%(\%(no_\?\)\?local_options\>\)\|
      \ \%(\%(\<no_\?\)\?localpatterns\>\)\|\%(\%(no_\?\)\?local_patterns\>\)\|
      \ \%(\%(\<no_\?\)\?localtraps\>\)\|\%(\%(no_\?\)\?local_traps\>\)\|
      \ \%(\%(\<no_\?\)\?log\>\)\|
      \ \%(\%(\<no_\?\)\?login\>\)\|
      \ \%(\%(\<no_\?\)\?longlistjobs\>\)\|\%(\%(no_\?\)\?long_list_jobs\>\)\|
      \ \%(\%(\<no_\?\)\?magicequalsubst\>\)\|\%(\%(no_\?\)\?magic_equal_subst\>\)\|
      \ \%(\%(\<no_\?\)\?mark_dirs\>\)\|
      \ \%(\%(\<no_\?\)\?mailwarn\>\)\|\%(\%(no_\?\)\?mail_warn\>\)\|
      \ \%(\%(\<no_\?\)\?mailwarning\>\)\|\%(\%(no_\?\)\?mail_warning\>\)\|
      \ \%(\%(\<no_\?\)\?markdirs\>\)\|
      \ \%(\%(\<no_\?\)\?menucomplete\>\)\|\%(\%(no_\?\)\?menu_complete\>\)\|
      \ \%(\%(\<no_\?\)\?monitor\>\)\|
      \ \%(\%(\<no_\?\)\?multibyte\>\)\|\%(\%(no_\?\)\?multi_byte\>\)\|
      \ \%(\%(\<no_\?\)\?multifuncdef\>\)\|\%(\%(no_\?\)\?multi_func_def\>\)\|
      \ \%(\%(\<no_\?\)\?multios\>\)\|\%(\%(no_\?\)\?multi_os\>\)\|
      \ \%(\%(\<no_\?\)\?nomatch\>\)\|\%(\%(no_\?\)\?no_match\>\)\|
      \ \%(\%(\<no_\?\)\?notify\>\)\|
      \ \%(\%(\<no_\?\)\?nullglob\>\)\|\%(\%(no_\?\)\?null_glob\>\)\|
      \ \%(\%(\<no_\?\)\?numericglobsort\>\)\|\%(\%(no_\?\)\?numeric_glob_sort\>\)\|
      \ \%(\%(\<no_\?\)\?octalzeroes\>\)\|\%(\%(no_\?\)\?octal_zeroes\>\)\|
      \ \%(\%(\<no_\?\)\?onecmd\>\)\|\%(\%(no_\?\)\?one_cmd\>\)\|
      \ \%(\%(\<no_\?\)\?overstrike\>\)\|\%(\%(no_\?\)\?over_strike\>\)\|
      \ \%(\%(\<no_\?\)\?pathdirs\>\)\|\%(\%(no_\?\)\?path_dirs\>\)\|
      \ \%(\%(\<no_\?\)\?pathscript\>\)\|\%(\%(no_\?\)\?path_script\>\)\|
      \ \%(\%(\<no_\?\)\?physical\>\)\|
      \ \%(\%(\<no_\?\)\?pipefail\>\)\|\%(\%(no_\?\)\?pipe_fail\>\)\|
      \ \%(\%(\<no_\?\)\?posixaliases\>\)\|\%(\%(no_\?\)\?posix_aliases\>\)\|
      \ \%(\%(\<no_\?\)\?posixargzero\>\)\|\%(\%(no_\?\)\?posix_arg_zero\>\)\|\%(\%(no_\?\)\?posix_argzero\>\)\|
      \ \%(\%(\<no_\?\)\?posixbuiltins\>\)\|\%(\%(no_\?\)\?posix_builtins\>\)\|
      \ \%(\%(\<no_\?\)\?posixcd\>\)\|\%(\%(no_\?\)\?posix_cd\>\)\|
      \ \%(\%(\<no_\?\)\?posixidentifiers\>\)\|\%(\%(no_\?\)\?posix_identifiers\>\)\|
      \ \%(\%(\<no_\?\)\?posixjobs\>\)\|\%(\%(no_\?\)\?posix_jobs\>\)\|
      \ \%(\%(\<no_\?\)\?posixstrings\>\)\|\%(\%(no_\?\)\?posix_strings\>\)\|
      \ \%(\%(\<no_\?\)\?posixtraps\>\)\|\%(\%(no_\?\)\?posix_traps\>\)\|
      \ \%(\%(\<no_\?\)\?printeightbit\>\)\|\%(\%(no_\?\)\?print_eight_bit\>\)\|
      \ \%(\%(\<no_\?\)\?printexitvalue\>\)\|\%(\%(no_\?\)\?print_exit_value\>\)\|
      \ \%(\%(\<no_\?\)\?privileged\>\)\|
      \ \%(\%(\<no_\?\)\?promptbang\>\)\|\%(\%(no_\?\)\?prompt_bang\>\)\|
      \ \%(\%(\<no_\?\)\?promptcr\>\)\|\%(\%(no_\?\)\?prompt_cr\>\)\|
      \ \%(\%(\<no_\?\)\?promptpercent\>\)\|\%(\%(no_\?\)\?prompt_percent\>\)\|
      \ \%(\%(\<no_\?\)\?promptsp\>\)\|\%(\%(no_\?\)\?prompt_sp\>\)\|
      \ \%(\%(\<no_\?\)\?promptsubst\>\)\|\%(\%(no_\?\)\?prompt_subst\>\)\|
      \ \%(\%(\<no_\?\)\?promptvars\>\)\|\%(\%(no_\?\)\?prompt_vars\>\)\|
      \ \%(\%(\<no_\?\)\?pushdignoredups\>\)\|\%(\%(no_\?\)\?pushd_ignore_dups\>\)\|
      \ \%(\%(\<no_\?\)\?pushdminus\>\)\|\%(\%(no_\?\)\?pushd_minus\>\)\|
      \ \%(\%(\<no_\?\)\?pushdsilent\>\)\|\%(\%(no_\?\)\?pushd_silent\>\)\|
      \ \%(\%(\<no_\?\)\?pushdtohome\>\)\|\%(\%(no_\?\)\?pushd_to_home\>\)\|
      \ \%(\%(\<no_\?\)\?rcexpandparam\>\)\|\%(\%(no_\?\)\?rc_expandparam\>\)\|\%(\%(no_\?\)\?rc_expand_param\>\)\|
      \ \%(\%(\<no_\?\)\?rcquotes\>\)\|\%(\%(no_\?\)\?rc_quotes\>\)\|
      \ \%(\%(\<no_\?\)\?rcs\>\)\|
      \ \%(\%(\<no_\?\)\?recexact\>\)\|\%(\%(no_\?\)\?rec_exact\>\)\|
      \ \%(\%(\<no_\?\)\?rematchpcre\>\)\|\%(\%(no_\?\)\?re_match_pcre\>\)\|\%(\%(no_\?\)\?rematch_pcre\>\)\|
      \ \%(\%(\<no_\?\)\?restricted\>\)\|
      \ \%(\%(\<no_\?\)\?rmstarsilent\>\)\|\%(\%(no_\?\)\?rm_star_silent\>\)\|
      \ \%(\%(\<no_\?\)\?rmstarwait\>\)\|\%(\%(no_\?\)\?rm_star_wait\>\)\|
      \ \%(\%(\<no_\?\)\?sharehistory\>\)\|\%(\%(no_\?\)\?share_history\>\)\|
      \ \%(\%(\<no_\?\)\?shfileexpansion\>\)\|\%(\%(no_\?\)\?sh_file_expansion\>\)\|
      \ \%(\%(\<no_\?\)\?shglob\>\)\|\%(\%(no_\?\)\?sh_glob\>\)\|
      \ \%(\%(\<no_\?\)\?shinstdin\>\)\|\%(\%(no_\?\)\?shin_stdin\>\)\|
      \ \%(\%(\<no_\?\)\?shnullcmd\>\)\|\%(\%(no_\?\)\?sh_nullcmd\>\)\|
      \ \%(\%(\<no_\?\)\?shoptionletters\>\)\|\%(\%(no_\?\)\?sh_option_letters\>\)\|
      \ \%(\%(\<no_\?\)\?shortloops\>\)\|\%(\%(no_\?\)\?short_loops\>\)\|
      \ \%(\%(\<no_\?\)\?shwordsplit\>\)\|\%(\%(no_\?\)\?sh_word_split\>\)\|
      \ \%(\%(\<no_\?\)\?singlecommand\>\)\|\%(\%(no_\?\)\?single_command\>\)\|
      \ \%(\%(\<no_\?\)\?singlelinezle\>\)\|\%(\%(no_\?\)\?single_line_zle\>\)\|
      \ \%(\%(\<no_\?\)\?sourcetrace\>\)\|\%(\%(no_\?\)\?source_trace\>\)\|
      \ \%(\%(\<no_\?\)\?stdin\>\)\|
      \ \%(\%(\<no_\?\)\?sunkeyboardhack\>\)\|\%(\%(no_\?\)\?sun_keyboard_hack\>\)\|
      \ \%(\%(\<no_\?\)\?trackall\>\)\|\%(\%(no_\?\)\?track_all\>\)\|
      \ \%(\%(\<no_\?\)\?transientrprompt\>\)\|\%(\%(no_\?\)\?transient_rprompt\>\)\|
      \ \%(\%(\<no_\?\)\?trapsasync\>\)\|\%(\%(no_\?\)\?traps_async\>\)\|
      \ \%(\%(\<no_\?\)\?typesetsilent\>\)\|\%(\%(no_\?\)\?type_set_silent\>\)\|\%(\%(no_\?\)\?typeset_silent\>\)\|
      \ \%(\%(\<no_\?\)\?unset\>\)\|
      \ \%(\%(\<no_\?\)\?verbose\>\)\|
      \ \%(\%(\<no_\?\)\?vi\>\)\|
      \ \%(\%(\<no_\?\)\?warncreateglobal\>\)\|\%(\%(no_\?\)\?warn_create_global\>\)\|
      \ \%(\%(\<no_\?\)\?xtrace\>\)\|
      \ \%(\%(\<no_\?\)\?zle\>\)/ nextgroup=zshOption,zshComment skipwhite contained

syn keyword zshTypes            float integer local typeset declare private readonly

" XXX: this may be too much
" syn match   zshSwitches         '\s\zs--\=[a-zA-Z0-9-]\+'

syn match   zshNumber           '[+-]\=\<\d\+\>'
syn match   zshNumber           '[+-]\=\<0x\x\+\>'
syn match   zshNumber           '[+-]\=\<0\o\+\>'
syn match   zshNumber           '[+-]\=\d\+#[-+]\=\w\+\>'
syn match   zshNumber           '[+-]\=\d\+\.\d\+\>'

" TODO: $[...] is the same as $((...)), so add that as well.
syn cluster zshSubst            contains=zshSubst,zshOldSubst,zshMathSubst
syn region  zshSubst            matchgroup=zshSubstDelim transparent
                                \ start='\$(' skip='\\)' end=')' contains=TOP fold
syn region  zshParentheses      transparent start='(' skip='\\)' end=')' fold
syn region  zshGlob             start='(#' end=')'
syn region  zshMathSubst        matchgroup=zshSubstDelim transparent
                                \ start='\$((' skip='\\)' end='))'
                                \ contains=zshParentheses,@zshSubst,zshNumber,
                                \ @zshDerefs,zshString keepend fold
syn region  zshBrackets         contained transparent start='{' skip='\\}'
                                \ end='}' fold
syn region  zshBrackets         transparent start='{' skip='\\}'
                                \ end='}' contains=TOP fold
syn region  zshSubst            matchgroup=zshSubstDelim start='\${' skip='\\}'
                                \ end='}' contains=@zshSubst,zshBrackets,zshQuoted,zshString fold
syn region  zshOldSubst         matchgroup=zshSubstDelim start=+`+ skip=+\\`+
                                \ end=+`+ contains=TOP,zshOldSubst fold

syn sync    minlines=50 maxlines=90
syn sync    match zshHereDocSync    grouphere   NONE '<<-\=\s*\%(\\\=\S\+\|\(["']\)\S\+\1\)'
syn sync    match zshHereDocEndSync groupthere  NONE '^\s*EO\a\+\>'

hi def link zshTodo             Todo
hi def link zshComment          Comment
hi def link zshPreProc          PreProc
hi def link zshQuoted           SpecialChar
hi def link zshString           String
hi def link zshStringDelimiter  zshString
hi def link zshPOSIXString      zshString
hi def link zshJobSpec          Special
hi def link zshPrecommand       Special
hi def link zshDelimiter        Keyword
hi def link zshConditional      Conditional
hi def link zshException        Exception
hi def link zshRepeat           Repeat
hi def link zshKeyword          Keyword
hi def link zshFunction         None
hi def link zshKSHFunction      zshFunction
hi def link zshHereDoc          String
hi def link zshOperator         None
hi def link zshRedir            Operator
hi def link zshVariable         None
hi def link zshVariableDef      zshVariable
hi def link zshDereferencing    PreProc
hi def link zshShortDeref       zshDereferencing
hi def link zshLongDeref        zshDereferencing
hi def link zshDeref            zshDereferencing
hi def link zshDollarVar        zshDereferencing
hi def link zshCommands         Keyword
hi def link zshOptStart         Keyword
hi def link zshOption           Constant
hi def link zshTypes            Type
hi def link zshSwitches         Special
hi def link zshNumber           Number
hi def link zshSubst            PreProc
hi def link zshMathSubst        zshSubst
hi def link zshOldSubst         zshSubst
hi def link zshSubstDelim       zshSubst
hi def link zshGlob             zshSubst

let b:current_syntax = "zsh"

let &cpo = s:cpo_save
unlet s:cpo_save