1" Vim syntax file 2" Language: shell (sh) Korn shell (ksh) bash (sh) 3" Maintainer: Dr. Charles E. Campbell, Jr. <[email protected]> 4" Previous Maintainer: Lennart Schultz <[email protected]> 5" Last Change: Dec 09, 2011 6" Version: 121 7" URL: http://mysite.verizon.net/astronaut/vim/index.html#vimlinks_syntax 8" For options and settings, please use: :help ft-sh-syntax 9" This file includes many ideas from ?ric Brunet ([email protected]) 10 11" For version 5.x: Clear all syntax items {{{1 12" For version 6.x: Quit when a syntax file was already loaded 13if version < 600 14 syntax clear 15elseif exists("b:current_syntax") 16 finish 17endif 18 19" AFAICT "." should be considered part of the iskeyword. Using iskeywords in 20" syntax is dicey, so the following code permits the user to prevent/override 21" its setting. 22if exists("g:sh_isk") " override support 23 exe "setlocal isk=".g:sh_isk 24elseif !exists("g:sh_noisk") " prevent modification support 25 setlocal isk+=. 26endif 27 28" trying to answer the question: which shell is /bin/sh, really? 29if !exists("g:is_kornshell") && !exists("g:is_bash") && !exists("g:is_posix") && !exists("g:is_sh") 30 if executable("/bin/sh") 31 if resolve("/bin/sh") =~ 'bash$' 32 let g:is_bash= 1 33 elseif resolve("/bin/sh") =~ 'ksh$' 34 let g:is_ksh = 1 35 endif 36 elseif executable("/usr/bin/sh") 37 if resolve("/usr/bin//sh") =~ 'bash$' 38 let g:is_bash= 1 39 elseif resolve("/usr/bin//sh") =~ 'ksh$' 40 let g:is_ksh = 1 41 endif 42 endif 43endif 44 45" handling /bin/sh with is_kornshell/is_sh {{{1 46" b:is_sh is set when "#! /bin/sh" is found; 47" However, it often is just a masquerade by bash (typically Linux) 48" or kornshell (typically workstations with Posix "sh"). 49" So, when the user sets "g:is_bash", "g:is_kornshell", 50" or "g:is_posix", a b:is_sh is converted into b:is_bash/b:is_kornshell, 51" respectively. 52if !exists("b:is_kornshell") && !exists("b:is_bash") 53 if exists("g:is_posix") && !exists("g:is_kornshell") 54 let g:is_kornshell= g:is_posix 55 endif 56 if exists("g:is_kornshell") 57 let b:is_kornshell= 1 58 if exists("b:is_sh") 59 unlet b:is_sh 60 endif 61 elseif exists("g:is_bash") 62 let b:is_bash= 1 63 if exists("b:is_sh") 64 unlet b:is_sh 65 endif 66 else 67 let b:is_sh= 1 68 endif 69endif 70 71" set up default g:sh_fold_enabled {{{1 72if !exists("g:sh_fold_enabled") 73 let g:sh_fold_enabled= 0 74elseif g:sh_fold_enabled != 0 && !has("folding") 75 let g:sh_fold_enabled= 0 76 echomsg "Ignoring g:sh_fold_enabled=".g:sh_fold_enabled."; need to re-compile vim for +fold support" 77endif 78if !exists("s:sh_fold_functions") 79 let s:sh_fold_functions = 1 80endif 81if !exists("s:sh_fold_heredoc") 82 let s:sh_fold_heredoc = 2 83endif 84if !exists("s:sh_fold_ifdofor") 85 let s:sh_fold_ifdofor = 4 86endif 87if g:sh_fold_enabled && &fdm == "manual" 88 setlocal fdm=syntax 89endif 90 91" sh syntax is case sensitive {{{1 92syn case match 93 94" Clusters: contains=@... clusters {{{1 95"================================== 96syn cluster shErrorList contains=shDoError,shIfError,shInError,shCaseError,shEsacError,shCurlyError,shParenError,shTestError,shOK 97if exists("b:is_kornshell") 98 syn cluster ErrorList add=shDTestError 99endif 100syn cluster shArithParenList contains=shArithmetic,shCaseEsac,shDeref,shDerefSimple,shEcho,shEscape,shNumber,shOperator,shPosnParm,shExSingleQuote,shExDoubleQuote,shRedir,shSingleQuote,shDoubleQuote,shStatement,shVariable,shAlias,shTest,shCtrlSeq,shSpecial,shParen,bashSpecialVariables,bashStatement 101syn cluster shArithList contains=@shArithParenList,shParenError 102syn cluster shCaseEsacList contains=shCaseStart,shCase,shCaseBar,shCaseIn,shComment,shDeref,shDerefSimple,shCaseCommandSub,shCaseExSingleQuote,shCaseSingleQuote,shCaseDoubleQuote,shCtrlSeq,@shErrorList,shStringSpecial,shCaseRange 103syn cluster shCaseList contains=@shCommandSubList,shCaseEsac,shColon,shCommandSub,shComment,shDo,shEcho,shExpr,shFor,shHereDoc,shIf,shRedir,shSetList,shSource,shStatement,shVariable,shCtrlSeq 104"syn cluster shColonList contains=@shCaseList 105syn cluster shCommandSubList contains=shArithmetic,shDeref,shDerefSimple,shEscape,shNumber,shOperator,shPosnParm,shExSingleQuote,shSingleQuote,shExDoubleQuote,shDoubleQuote,shStatement,shVariable,shSubSh,shAlias,shTest,shCtrlSeq,shSpecial 106syn cluster shCurlyList contains=shNumber,shComma,shDeref,shDerefSimple,shDerefSpecial 107syn cluster shDblQuoteList contains=shCommandSub,shDeref,shDerefSimple,shPosnParm,shCtrlSeq,shSpecial 108syn cluster shDerefList contains=shDeref,shDerefSimple,shDerefVar,shDerefSpecial,shDerefWordError,shDerefPPS 109syn cluster shDerefVarList contains=shDerefOp,shDerefVarArray,shDerefOpError 110syn cluster shEchoList contains=shArithmetic,shCommandSub,shDeref,shDerefSimple,shExpr,shExSingleQuote,shExDoubleQuote,shSingleQuote,shDoubleQuote,shCtrlSeq,shEchoQuote 111syn cluster shExprList1 contains=shCharClass,shNumber,shOperator,shExSingleQuote,shExDoubleQuote,shSingleQuote,shDoubleQuote,shExpr,shDblBrace,shDeref,shDerefSimple,shCtrlSeq 112syn cluster shExprList2 contains=@shExprList1,@shCaseList,shTest 113syn cluster shFunctionList contains=@shCommandSubList,shCaseEsac,shColon,shCommandSub,shComment,shDo,shEcho,shExpr,shFor,shHereDoc,shIf,shOption,shRedir,shSetList,shSource,shStatement,shVariable,shOperator,shCtrlSeq 114if exists("b:is_kornshell") || exists("b:is_bash") 115 syn cluster shFunctionList add=shRepeat 116 syn cluster shFunctionList add=shDblBrace,shDblParen 117endif 118syn cluster shHereBeginList contains=@shCommandSubList 119syn cluster shHereList contains=shBeginHere,shHerePayload 120syn cluster shHereListDQ contains=shBeginHere,@shDblQuoteList,shHerePayload 121syn cluster shIdList contains=shCommandSub,shWrapLineOperator,shSetOption,shDeref,shDerefSimple,shRedir,shExSingleQuote,shExDoubleQuote,shSingleQuote,shDoubleQuote,shExpr,shCtrlSeq,shStringSpecial 122syn cluster shIfList contains=@shLoopList,shDblBrace,shDblParen,shFunctionKey,shFunctionOne,shFunctionTwo 123syn cluster shLoopList contains=@shCaseList,shTestOpr,shExpr,shDblBrace,shConditional,shCaseEsac,shTest,@shErrorList,shSet,shOption 124syn cluster shSubShList contains=@shCommandSubList,shCaseEsac,shColon,shCommandSub,shComment,shDo,shEcho,shExpr,shFor,shIf,shRedir,shSetList,shSource,shStatement,shVariable,shCtrlSeq,shOperator 125syn cluster shTestList contains=shCharClass,shComment,shCommandSub,shDeref,shDerefSimple,shExDoubleQuote,shDoubleQuote,shExpr,shNumber,shOperator,shExSingleQuote,shSingleQuote,shTestOpr,shTest,shCtrlSeq 126" Echo: {{{1 127" ==== 128" This one is needed INSIDE a CommandSub, so that `echo bla` be correct 129syn region shEcho matchgroup=shStatement start="\<echo\>" skip="\\$" matchgroup=shEchoDelim end="$" matchgroup=NONE end="[<>;&|()]"me=e-1 end="\d[<>]"me=e-2 end="\s#"me=e-2 contains=@shEchoList skipwhite nextgroup=shQuickComment 130syn region shEcho matchgroup=shStatement start="\<print\>" skip="\\$" matchgroup=shEchoDelim end="$" matchgroup=NONE end="[<>;&|()]"me=e-1 end="\d[<>]"me=e-2 end="\s#"me=e-2 contains=@shEchoList skipwhite nextgroup=shQuickComment 131syn match shEchoQuote contained '\%(\\\\\)*\\["`'()]' 132 133" This must be after the strings, so that ... \" will be correct 134syn region shEmbeddedEcho contained matchgroup=shStatement start="\<print\>" skip="\\$" matchgroup=shEchoDelim end="$" matchgroup=NONE end="[<>;&|`)]"me=e-1 end="\d[<>]"me=e-2 end="\s#"me=e-2 contains=shNumber,shExSingleQuote,shSingleQuote,shDeref,shDerefSimple,shSpecialVar,shOperator,shExDoubleQuote,shDoubleQuote,shCharClass,shCtrlSeq 135 136" Alias: {{{1 137" ===== 138if exists("b:is_kornshell") || exists("b:is_bash") 139 syn match shStatement "\<alias\>" 140 syn region shAlias matchgroup=shStatement start="\<alias\>\s\+\(\h[-._[:alnum:]]\+\)\@=" skip="\\$" end="\>\|`" 141 syn region shAlias matchgroup=shStatement start="\<alias\>\s\+\(\h[-._[:alnum:]]\+=\)\@=" skip="\\$" end="=" 142endif 143 144" Error Codes: {{{1 145" ============ 146if !exists("g:sh_no_error") 147 syn match shDoError "\<done\>" 148 syn match shIfError "\<fi\>" 149 syn match shInError "\<in\>" 150 syn match shCaseError ";;" 151 syn match shEsacError "\<esac\>" 152 syn match shCurlyError "}" 153 syn match shParenError ")" 154 syn match shOK '\.\(done\|fi\|in\|esac\)' 155 if exists("b:is_kornshell") 156 syn match shDTestError "]]" 157 endif 158 syn match shTestError "]" 159endif 160 161" Options: {{{1 162" ==================== 163syn match shOption "\s\zs[-+][-_a-zA-Z0-9]\+\>" 164syn match shOption "\s\zs--[^ \t$`'"|]\+" 165 166" File Redirection Highlighted As Operators: {{{1 167"=========================================== 168syn match shRedir "\d\=>\(&[-0-9]\)\=" 169syn match shRedir "\d\=>>-\=" 170syn match shRedir "\d\=<\(&[-0-9]\)\=" 171syn match shRedir "\d<<-\=" 172 173" Operators: {{{1 174" ========== 175syn match shOperator "<<\|>>" contained 176syn match shOperator "[!&;|]" contained 177syn match shOperator "\[[[^:]\|\]]" contained 178syn match shOperator "!\==" skipwhite nextgroup=shPattern 179syn match shPattern "\<\S\+\())\)\@=" contained contains=shExSingleQuote,shSingleQuote,shExDoubleQuote,shDoubleQuote,shDeref 180 181" Subshells: {{{1 182" ========== 183syn region shExpr transparent matchgroup=shExprRegion start="{" end="}" contains=@shExprList2 nextgroup=shMoreSpecial 184syn region shSubSh transparent matchgroup=shSubShRegion start="[^(]\zs(" end=")" contains=@shSubShList nextgroup=shMoreSpecial 185 186" Tests: {{{1 187"======= 188syn region shExpr matchgroup=shRange start="\[" skip=+\\\\\|\\$\|\[+ end="\]" contains=@shTestList,shSpecial 189syn region shTest transparent matchgroup=shStatement start="\<test\s" skip=+\\\\\|\\$+ matchgroup=NONE end="[;&|]"me=e-1 end="$" contains=@shExprList1 190syn match shTestOpr contained "<=\|>=\|!=\|==\|-.\>\|-\(nt\|ot\|ef\|eq\|ne\|lt\|le\|gt\|ge\)\>\|[!<>]" 191syn match shTestOpr contained '=' skipwhite nextgroup=shTestDoubleQuote,shTestSingleQuote,shTestPattern 192syn match shTestPattern contained '\w\+' 193syn match shTestDoubleQuote contained '\%(\%(\\\\\)*\\\)\@<!"[^"]*"' 194syn match shTestSingleQuote contained '\\.' 195syn match shTestSingleQuote contained "'[^']*'" 196if exists("b:is_kornshell") || exists("b:is_bash") 197 syn region shDblBrace matchgroup=Delimiter start="\[\[" skip=+\\\\\|\\$+ end="\]\]" contains=@shTestList 198 syn region shDblParen matchgroup=Delimiter start="((" skip=+\\\\\|\\$+ end="))" contains=@shTestList 199endif 200 201" Character Class In Range: {{{1 202" ========================= 203syn match shCharClass contained "\[:\(backspace\|escape\|return\|xdigit\|alnum\|alpha\|blank\|cntrl\|digit\|graph\|lower\|print\|punct\|space\|upper\|tab\):\]" 204 205" Loops: do, if, while, until {{{1 206" ====== 207if (g:sh_fold_enabled % (s:sh_fold_ifdofor * 2))/s:sh_fold_ifdofor 208 syn region shDo fold transparent matchgroup=shConditional start="\<do\>" matchgroup=shConditional end="\<done\>" contains=@shLoopList 209 syn region shIf fold transparent matchgroup=shConditional start="\<if\_s" matchgroup=shConditional skip=+-fi\>+ end="\<;\_s*then\>" end="\<fi\>" contains=@shIfList 210 syn region shFor fold matchgroup=shLoop start="\<for\_s" end="\<in\_s" end="\<do\>"me=e-2 contains=@shLoopList,shDblParen skipwhite nextgroup=shCurlyIn 211else 212 syn region shDo transparent matchgroup=shConditional start="\<do\>" matchgroup=shConditional end="\<done\>" contains=@shLoopList 213 syn region shIf transparent matchgroup=shConditional start="\<if\_s" matchgroup=shConditional skip=+-fi\>+ end="\<;\_s*then\>" end="\<fi\>" contains=@shIfList 214 syn region shFor matchgroup=shLoop start="\<for\_s" end="\<in\>" end="\<do\>"me=e-2 contains=@shLoopList,shDblParen skipwhite nextgroup=shCurlyIn 215endif 216if exists("b:is_kornshell") || exists("b:is_bash") 217 syn cluster shCaseList add=shRepeat 218 syn cluster shFunctionList add=shRepeat 219 syn region shRepeat matchgroup=shLoop start="\<while\_s" end="\<in\_s" end="\<do\>"me=e-2 contains=@shLoopList,shDblParen,shDblBrace 220 syn region shRepeat matchgroup=shLoop start="\<until\_s" end="\<in\_s" end="\<do\>"me=e-2 contains=@shLoopList,shDblParen,shDblBrace 221 syn region shCaseEsac matchgroup=shConditional start="\<select\s" matchgroup=shConditional end="\<in\>" end="\<do\>" contains=@shLoopList 222else 223 syn region shRepeat matchgroup=shLoop start="\<while\_s" end="\<do\>"me=e-2 contains=@shLoopList 224 syn region shRepeat matchgroup=shLoop start="\<until\_s" end="\<do\>"me=e-2 contains=@shLoopList 225endif 226syn region shCurlyIn contained matchgroup=Delimiter start="{" end="}" contains=@shCurlyList 227syn match shComma contained "," 228 229" Case: case...esac {{{1 230" ==== 231syn match shCaseBar contained skipwhite "\(^\|[^\\]\)\(\\\\\)*\zs|" nextgroup=shCase,shCaseStart,shCaseBar,shComment,shCaseExSingleQuote,shCaseSingleQuote,shCaseDoubleQuote 232syn match shCaseStart contained skipwhite skipnl "(" nextgroup=shCase,shCaseBar 233if (g:sh_fold_enabled % (s:sh_fold_ifdofor * 2))/s:sh_fold_ifdofor 234 syn region shCase fold contained skipwhite skipnl matchgroup=shSnglCase start="\%(\\.\|[^#$()'" \t]\)\{-}\zs)" end=";;" end="esac"me=s-1 contains=@shCaseList nextgroup=shCaseStart,shCase,shComment 235 syn region shCaseEsac fold matchgroup=shConditional start="\<case\>" end="\<esac\>" contains=@shCaseEsacList 236else 237 syn region shCase contained skipwhite skipnl matchgroup=shSnglCase start="\%(\\.\|[^#$()'" \t]\)\{-}\zs)" end=";;" end="esac"me=s-1 contains=@shCaseList nextgroup=shCaseStart,shCase,shComment 238 syn region shCaseEsac matchgroup=shConditional start="\<case\>" end="\<esac\>" contains=@shCaseEsacList 239endif 240syn keyword shCaseIn contained skipwhite skipnl in nextgroup=shCase,shCaseStart,shCaseBar,shComment,shCaseExSingleQuote,shCaseSingleQuote,shCaseDoubleQuote 241if exists("b:is_bash") 242 syn region shCaseExSingleQuote matchgroup=shQuote start=+\$'+ skip=+\\\\\|\\.+ end=+'+ contains=shStringSpecial,shSpecial skipwhite skipnl nextgroup=shCaseBar contained 243elseif !exists("g:sh_no_error") 244 syn region shCaseExSingleQuote matchgroup=Error start=+\$'+ skip=+\\\\\|\\.+ end=+'+ contains=shStringSpecial skipwhite skipnl nextgroup=shCaseBar contained 245endif 246syn region shCaseSingleQuote matchgroup=shQuote start=+'+ end=+'+ contains=shStringSpecial skipwhite skipnl nextgroup=shCaseBar contained 247syn region shCaseDoubleQuote matchgroup=shQuote start=+"+ skip=+\\\\\|\\.+ end=+"+ contains=@shDblQuoteList,shStringSpecial skipwhite skipnl nextgroup=shCaseBar contained 248syn region shCaseCommandSub start=+`+ skip=+\\\\\|\\.+ end=+`+ contains=@shCommandSubList skipwhite skipnl nextgroup=shCaseBar contained 249syn region shCaseRange matchgroup=Delimiter start=+\[+ skip=+\\\\+ end=+]+ contained 250 251" Misc: {{{1 252"====== 253syn match shWrapLineOperator "\\$" 254syn region shCommandSub start="`" skip="\\\\\|\\." end="`" contains=@shCommandSubList 255syn match shEscape contained '\\.' contains=@shCommandSubList 256 257" $() and $(()): {{{1 258" $(..) is not supported by sh (Bourne shell). However, apparently 259" some systems (HP?) have as their /bin/sh a (link to) Korn shell 260" (ie. Posix compliant shell). /bin/ksh should work for those 261" systems too, however, so the following syntax will flag $(..) as 262" an Error under /bin/sh. By consensus of vimdev'ers! 263if exists("b:is_kornshell") || exists("b:is_bash") 264 syn region shCommandSub matchgroup=shCmdSubRegion start="\$(" skip='\\\\\|\\.' end=")" contains=@shCommandSubList 265 syn region shArithmetic matchgroup=shArithRegion start="\$((" skip='\\\\\|\\.' end="))" contains=@shArithList 266 syn match shSkipInitWS contained "^\s\+" 267elseif !exists("g:sh_no_error") 268 syn region shCommandSub matchgroup=Error start="\$(" end=")" contains=@shCommandSubList 269endif 270 271if exists("b:is_bash") 272 syn cluster shCommandSubList add=bashSpecialVariables,bashStatement 273 syn cluster shCaseList add=bashAdminStatement,bashStatement 274 syn keyword bashSpecialVariables contained auto_resume BASH BASH_ALIASES BASH_ALIASES BASH_ARGC BASH_ARGC BASH_ARGV BASH_ARGV BASH_CMDS BASH_CMDS BASH_COMMAND BASH_COMMAND BASH_ENV BASH_EXECUTION_STRING BASH_EXECUTION_STRING BASH_LINENO BASH_LINENO BASHOPTS BASHOPTS BASHPID BASHPID BASH_REMATCH BASH_REMATCH BASH_SOURCE BASH_SOURCE BASH_SUBSHELL BASH_SUBSHELL BASH_VERSINFO BASH_VERSION BASH_XTRACEFD BASH_XTRACEFD CDPATH COLUMNS COLUMNS COMP_CWORD COMP_CWORD COMP_KEY COMP_KEY COMP_LINE COMP_LINE COMP_POINT COMP_POINT COMPREPLY COMPREPLY COMP_TYPE COMP_TYPE COMP_WORDBREAKS COMP_WORDBREAKS COMP_WORDS COMP_WORDS COPROC COPROC DIRSTACK EMACS EMACS ENV ENV EUID FCEDIT FIGNORE FUNCNAME FUNCNAME FUNCNEST FUNCNEST GLOBIGNORE GROUPS histchars HISTCMD HISTCONTROL HISTFILE HISTFILESIZE HISTIGNORE HISTSIZE HISTTIMEFORMAT HISTTIMEFORMAT HOME HOSTFILE HOSTNAME HOSTTYPE IFS IGNOREEOF INPUTRC LANG LC_ALL LC_COLLATE LC_CTYPE LC_CTYPE LC_MESSAGES LC_NUMERIC LC_NUMERIC LINENO LINES LINES MACHTYPE MAIL MAILCHECK MAILPATH MAPFILE MAPFILE OLDPWD OPTARG OPTERR OPTIND OSTYPE PATH PIPESTATUS POSIXLY_CORRECT POSIXLY_CORRECT PPID PROMPT_COMMAND PS1 PS2 PS3 PS4 PWD RANDOM READLINE_LINE READLINE_LINE READLINE_POINT READLINE_POINT REPLY SECONDS SHELL SHELL SHELLOPTS SHLVL TIMEFORMAT TIMEOUT TMPDIR TMPDIR UID 275 syn keyword bashStatement chmod clear complete du egrep expr fgrep find gnufind gnugrep grep install less ls mkdir mv rm rmdir rpm sed sleep sort strip tail touch 276 syn keyword bashAdminStatement daemon killall killproc nice reload restart start status stop 277endif 278 279if exists("b:is_kornshell") 280 syn cluster shCommandSubList add=kshSpecialVariables,kshStatement 281 syn cluster shCaseList add=kshStatement 282 syn keyword kshSpecialVariables contained CDPATH COLUMNS EDITOR ENV ERRNO FCEDIT FPATH HISTFILE HISTSIZE HOME IFS LINENO LINES MAIL MAILCHECK MAILPATH OLDPWD OPTARG OPTIND PATH PPID PS1 PS2 PS3 PS4 PWD RANDOM REPLY SECONDS SHELL TMOUT VISUAL 283 syn keyword kshStatement cat chmod clear cp du egrep expr fgrep find grep install killall less ls mkdir mv nice printenv rm rmdir sed sort strip stty tail touch tput 284endif 285 286syn match shSource "^\.\s" 287syn match shSource "\s\.\s" 288"syn region shColon start="^\s*:" end="$" end="\s#"me=e-2 contains=@shColonList 289"syn region shColon start="^\s*\zs:" end="$" end="\s#"me=e-2 290syn match shColon '^\s*\zs:' 291 292" String And Character Constants: {{{1 293"================================ 294syn match shNumber "-\=\<\d\+\>#\=" 295syn match shCtrlSeq "\\\d\d\d\|\\[abcfnrtv0]" contained 296if exists("b:is_bash") 297 syn match shSpecial "\\\o\o\o\|\\x\x\x\|\\c[^"]\|\\[abefnrtv]" contained 298endif 299if exists("b:is_bash") 300 syn region shExSingleQuote matchgroup=shQuote start=+\$'+ skip=+\\\\\|\\.+ end=+'+ contains=shStringSpecial,shSpecial 301 syn region shExDoubleQuote matchgroup=shQuote start=+\$"+ skip=+\\\\\|\\.\|\\"+ end=+"+ contains=@shDblQuoteList,shStringSpecial,shSpecial 302elseif !exists("g:sh_no_error") 303 syn region shExSingleQuote matchGroup=Error start=+\$'+ skip=+\\\\\|\\.+ end=+'+ contains=shStringSpecial 304 syn region shExDoubleQuote matchGroup=Error start=+\$"+ skip=+\\\\\|\\.+ end=+"+ contains=shStringSpecial 305endif 306syn region shSingleQuote matchgroup=shQuote start=+'+ end=+'+ contains=@Spell 307syn region shDoubleQuote matchgroup=shQuote start=+\%(\%(\\\\\)*\\\)\@<!"+ skip=+\\"+ end=+"+ contains=@shDblQuoteList,shStringSpecial,@Spell 308"syn region shDoubleQuote matchgroup=shQuote start=+"+ skip=+\\"+ end=+"+ contains=@shDblQuoteList,shStringSpecial,@Spell 309syn match shStringSpecial "[^[:print:] \t]" contained 310syn match shStringSpecial "\%(\\\\\)*\\[\\"'`$()#]" 311syn match shSpecial "[^\\]\zs\%(\\\\\)*\\[\\"'`$()#]" nextgroup=shMoreSpecial 312syn match shSpecial "^\%(\\\\\)*\\[\\"'`$()#]" 313syn match shMoreSpecial "\%(\\\\\)*\\[\\"'`$()#]" nextgroup=shMoreSpecial contained 314 315" Comments: {{{1 316"========== 317syn cluster shCommentGroup contains=shTodo,@Spell 318syn keyword shTodo contained COMBAK FIXME TODO XXX 319syn match shComment "^\s*\zs#.*$" contains=@shCommentGroup 320syn match shComment "\s\zs#.*$" contains=@shCommentGroup 321syn match shQuickComment contained "#.*$" 322 323" Here Documents: {{{1 324" ========================================= 325if version < 600 326 syn region shHereDoc matchgroup=shRedir start="<<\s*\**END[a-zA-Z_0-9]*\**" matchgroup=shRedir end="^END[a-zA-Z_0-9]*$" contains=@shDblQuoteList 327 syn region shHereDoc matchgroup=shRedir start="<<-\s*\**END[a-zA-Z_0-9]*\**" matchgroup=shRedir end="^\s*END[a-zA-Z_0-9]*$" contains=@shDblQuoteList 328 syn region shHereDoc matchgroup=shRedir start="<<\s*\**EOF\**" matchgroup=shRedir end="^EOF$" contains=@shDblQuoteList 329 syn region shHereDoc matchgroup=shRedir start="<<-\s*\**EOF\**" matchgroup=shRedir end="^\s*EOF$" contains=@shDblQuoteList 330 syn region shHereDoc matchgroup=shRedir start="<<\s*\**\.\**" matchgroup=shRedir end="^\.$" contains=@shDblQuoteList 331 syn region shHereDoc matchgroup=shRedir start="<<-\s*\**\.\**" matchgroup=shRedir end="^\s*\.$" contains=@shDblQuoteList 332 333elseif (g:sh_fold_enabled % (s:sh_fold_heredoc * 2))/s:sh_fold_heredoc 334 syn region shHereDoc matchgroup=shRedir fold start="<<\s*\z(\S*\)" matchgroup=shRedir end="^\z1\s*$" contains=@shDblQuoteList 335 syn region shHereDoc matchgroup=shRedir fold start="<<\s*\"\z(\S*\)\"" matchgroup=shRedir end="^\z1\s*$" 336 syn region shHereDoc matchgroup=shRedir fold start="<<\s*'\z(\S*\)'" matchgroup=shRedir end="^\z1\s*$" 337 syn region shHereDoc matchgroup=shRedir fold start="<<-\s*\z(\S*\)" matchgroup=shRedir end="^\s*\z1\s*$" contains=@shDblQuoteList 338 syn region shHereDoc matchgroup=shRedir fold start="<<-\s*\"\z(\S*\)\"" matchgroup=shRedir end="^\s*\z1\s*$" 339 syn region shHereDoc matchgroup=shRedir fold start="<<-\s*'\z(\S*\)'" matchgroup=shRedir end="^\s*\z1\s*$" 340 syn region shHereDoc matchgroup=shRedir fold start="<<\s*\\\_$\_s*\z(\S*\)" matchgroup=shRedir end="^\z1\s*$" 341 syn region shHereDoc matchgroup=shRedir fold start="<<\s*\\\_$\_s*\"\z(\S*\)\"" matchgroup=shRedir end="^\z1\s*$" 342 syn region shHereDoc matchgroup=shRedir fold start="<<-\s*\\\_$\_s*'\z(\S*\)'" matchgroup=shRedir end="^\s*\z1\s*$" 343 syn region shHereDoc matchgroup=shRedir fold start="<<-\s*\\\_$\_s*\z(\S*\)" matchgroup=shRedir end="^\s*\z1\s*$" 344 syn region shHereDoc matchgroup=shRedir fold start="<<-\s*\\\_$\_s*\"\z(\S*\)\"" matchgroup=shRedir end="^\s*\z1\s*$" 345 syn region shHereDoc matchgroup=shRedir fold start="<<\s*\\\_$\_s*'\z(\S*\)'" matchgroup=shRedir end="^\z1\s*$" 346 syn region shHereDoc matchgroup=shRedir fold start="<<\\\z(\S*\)" matchgroup=shRedir end="^\z1\s*$" 347 348else 349 syn region shHereDoc matchgroup=shRedir start="<<\s*\\\=\z(\S*\)" matchgroup=shRedir end="^\z1\s*$" contains=@shDblQuoteList 350 syn region shHereDoc matchgroup=shRedir start="<<\s*\"\z(\S*\)\"" matchgroup=shRedir end="^\z1\s*$" 351 syn region shHereDoc matchgroup=shRedir start="<<-\s*\z(\S*\)" matchgroup=shRedir end="^\s*\z1\s*$" contains=@shDblQuoteList 352 syn region shHereDoc matchgroup=shRedir start="<<-\s*'\z(\S*\)'" matchgroup=shRedir end="^\s*\z1\s*$" 353 syn region shHereDoc matchgroup=shRedir start="<<\s*'\z(\S*\)'" matchgroup=shRedir end="^\z1\s*$" 354 syn region shHereDoc matchgroup=shRedir start="<<-\s*\"\z(\S*\)\"" matchgroup=shRedir end="^\s*\z1\s*$" 355 syn region shHereDoc matchgroup=shRedir start="<<\s*\\\_$\_s*\z(\S*\)" matchgroup=shRedir end="^\z1\s*$" 356 syn region shHereDoc matchgroup=shRedir start="<<-\s*\\\_$\_s*\z(\S*\)" matchgroup=shRedir end="^\s*\z1\s*$" 357 syn region shHereDoc matchgroup=shRedir start="<<-\s*\\\_$\_s*'\z(\S*\)'" matchgroup=shRedir end="^\s*\z1\s*$" 358 syn region shHereDoc matchgroup=shRedir start="<<\s*\\\_$\_s*'\z(\S*\)'" matchgroup=shRedir end="^\z1\s*$" 359 syn region shHereDoc matchgroup=shRedir start="<<\s*\\\_$\_s*\"\z(\S*\)\"" matchgroup=shRedir end="^\z1\s*$" 360 syn region shHereDoc matchgroup=shRedir start="<<-\s*\\\_$\_s*\"\z(\S*\)\"" matchgroup=shRedir end="^\s*\z1\s*$" 361 syn region shHereDoc matchgroup=shRedir start="<<\\\z(\S*\)" matchgroup=shRedir end="^\z1\s*$" 362endif 363 364" Here Strings: {{{1 365" ============= 366" available for: bash; ksh (really should be ksh93 only) but not if its a posix 367if exists("b:is_bash") || (exists("b:is_kornshell") && !exists("g:is_posix")) 368 syn match shRedir "<<<" 369endif 370 371" Identifiers: {{{1 372"============= 373syn match shSetOption "\s\zs[-+][a-zA-Z0-9]\+\>" contained 374syn match shVariable "\<\([bwglsav]:\)\=[a-zA-Z0-9.!@_%+,]*\ze=" nextgroup=shSetIdentifier 375syn match shSetIdentifier "=" contained nextgroup=shPattern,shDeref,shDerefSimple,shDoubleQuote,shExDoubleQuote,shSingleQuote,shExSingleQuote 376if exists("b:is_bash") 377 syn region shSetList oneline matchgroup=shSet start="\<\(declare\|typeset\|local\|export\|unset\)\>\ze[^/]" end="$" matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+#\|=" contains=@shIdList 378 syn region shSetList oneline matchgroup=shSet start="\<set\>\ze[^/]" end="\ze[;|)]\|$" matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+[#=]" contains=@shIdList 379elseif exists("b:is_kornshell") 380 syn region shSetList oneline matchgroup=shSet start="\<\(typeset\|export\|unset\)\>\ze[^/]" end="$" matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+[#=]" contains=@shIdList 381 syn region shSetList oneline matchgroup=shSet start="\<set\>\ze[^/]" end="$" matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+[#=]" contains=@shIdList 382else 383 syn region shSetList oneline matchgroup=shSet start="\<\(set\|export\|unset\)\>\ze[^/]" end="$" matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+[#=]" contains=@shIdList 384endif 385 386" Functions: {{{1 387if !exists("g:is_posix") 388 syn keyword shFunctionKey function skipwhite skipnl nextgroup=shFunctionTwo 389endif 390 391if exists("b:is_bash") 392 if (g:sh_fold_enabled % (s:sh_fold_functions * 2))/s:sh_fold_functions 393 syn region shFunctionOne fold matchgroup=shFunction start="^\s*\h[-a-zA-Z_0-9]*\s*()\_s*{" end="}" contains=@shFunctionList skipwhite skipnl nextgroup=shFunctionStart,shQuickComment 394 syn region shFunctionTwo fold matchgroup=shFunction start="\h[-a-zA-Z_0-9]*\s*\%(()\)\=\_s*{" end="}" contains=shFunctionKey,@shFunctionList contained skipwhite skipnl nextgroup=shFunctionStart,shQuickComment 395 else 396 syn region shFunctionOne matchgroup=shFunction start="^\s*\h[-a-zA-Z_0-9]*\s*()\_s*{" end="}" contains=@shFunctionList 397 syn region shFunctionTwo matchgroup=shFunction start="\h[-a-zA-Z_0-9]*\s*\%(()\)\=\_s*{" end="}" contains=shFunctionKey,@shFunctionList contained 398 endif 399else 400 if (g:sh_fold_enabled % (s:sh_fold_functions * 2))/s:sh_fold_functions 401 syn region shFunctionOne fold matchgroup=shFunction start="^\s*\h\w*\s*()\_s*{" end="}" contains=@shFunctionList skipwhite skipnl nextgroup=shFunctionStart,shQuickComment 402 syn region shFunctionTwo fold matchgroup=shFunction start="\h\w*\s*\%(()\)\=\_s*{" end="}" contains=shFunctionKey,@shFunctionList contained skipwhite skipnl nextgroup=shFunctionStart,shQuickComment 403 else 404 syn region shFunctionOne matchgroup=shFunction start="^\s*\h\w*\s*()\_s*{" end="}" contains=@shFunctionList 405 syn region shFunctionTwo matchgroup=shFunction start="\h\w*\s*\%(()\)\=\_s*{" end="}" contains=shFunctionKey,@shFunctionList contained 406 endif 407endif 408 409" Parameter Dereferencing: {{{1 410" ======================== 411syn match shDerefSimple "\$\%(\h\w*\|\d\)" 412syn region shDeref matchgroup=PreProc start="\${" end="}" contains=@shDerefList,shDerefVarArray 413if !exists("g:sh_no_error") 414 syn match shDerefWordError "[^}$[]" contained 415endif 416syn match shDerefSimple "\$[-#*@!?]" 417syn match shDerefSimple "\$\$" 418if exists("b:is_bash") || exists("b:is_kornshell") 419 syn region shDeref matchgroup=PreProc start="\${##\=" end="}" contains=@shDerefList 420 syn region shDeref matchgroup=PreProc start="\${\$\$" end="}" contains=@shDerefList 421endif 422 423" bash: ${!prefix*} and ${#parameter}: {{{1 424" ==================================== 425if exists("b:is_bash") 426 syn region shDeref matchgroup=PreProc start="\${!" end="\*\=}" contains=@shDerefList,shDerefOp 427 syn match shDerefVar contained "{\@<=!\w\+" nextgroup=@shDerefVarList 428endif 429 430syn match shDerefSpecial contained "{\@<=[-*@?0]" nextgroup=shDerefOp,shDerefOpError 431syn match shDerefSpecial contained "\({[#!]\)\@<=[[:alnum:]*@_]\+" nextgroup=@shDerefVarList,shDerefOp 432syn match shDerefVar contained "{\@<=\w\+" nextgroup=@shDerefVarList 433 434" sh ksh bash : ${var[... ]...} array reference: {{{1 435syn region shDerefVarArray contained matchgroup=shDeref start="\[" end="]" contains=@shCommandSubList nextgroup=shDerefOp,shDerefOpError 436 437" Special ${parameter OPERATOR word} handling: {{{1 438" sh ksh bash : ${parameter:-word} word is default value 439" sh ksh bash : ${parameter:=word} assign word as default value 440" sh ksh bash : ${parameter:?word} display word if parameter is null 441" sh ksh bash : ${parameter:+word} use word if parameter is not null, otherwise nothing 442" ksh bash : ${parameter#pattern} remove small left pattern 443" ksh bash : ${parameter##pattern} remove large left pattern 444" ksh bash : ${parameter%pattern} remove small right pattern 445" ksh bash : ${parameter%%pattern} remove large right pattern 446" bash : ${parameter^pattern} Case modification 447" bash : ${parameter^^pattern} Case modification 448" bash : ${parameter,pattern} Case modification 449" bash : ${parameter,,pattern} Case modification 450syn cluster shDerefPatternList contains=shDerefPattern,shDerefString 451if !exists("g:sh_no_error") 452 syn match shDerefOpError contained ":[[:punct:]]" 453endif 454syn match shDerefOp contained ":\=[-=?]" nextgroup=@shDerefPatternList 455syn match shDerefOp contained ":\=+" nextgroup=@shDerefPatternList 456if exists("b:is_bash") || exists("b:is_kornshell") 457 syn match shDerefOp contained "#\{1,2}" nextgroup=@shDerefPatternList 458 syn match shDerefOp contained "%\{1,2}" nextgroup=@shDerefPatternList 459 syn match shDerefPattern contained "[^{}]\+" contains=shDeref,shDerefSimple,shDerefPattern,shDerefString,shCommandSub,shDerefEscape nextgroup=shDerefPattern 460 syn region shDerefPattern contained start="{" end="}" contains=shDeref,shDerefSimple,shDerefString,shCommandSub nextgroup=shDerefPattern 461 syn match shDerefEscape contained '\%(\\\\\)*\\.' 462endif 463if exists("b:is_bash") 464 syn match shDerefOp contained "[,^]\{1,2}" nextgroup=@shDerefPatternList 465endif 466syn region shDerefString contained matchgroup=shDerefDelim start=+\%(\\\)\@<!'+ end=+'+ contains=shStringSpecial 467syn region shDerefString contained matchgroup=shDerefDelim start=+\%(\\\)\@<!"+ skip=+\\"+ end=+"+ contains=@shDblQuoteList,shStringSpecial 468syn match shDerefString contained "\\["']" nextgroup=shDerefPattern 469 470if exists("b:is_bash") 471 " bash : ${parameter:offset} 472 " bash : ${parameter:offset:length} 473 syn region shDerefOp contained start=":[$[:alnum:]_]"me=e-1 end=":"me=e-1 end="}"me=e-1 contains=@shCommandSubList nextgroup=shDerefPOL 474 syn match shDerefPOL contained ":[^}]\+" contains=@shCommandSubList 475 476 " bash : ${parameter//pattern/string} 477 " bash : ${parameter//pattern} 478 syn match shDerefPPS contained '/\{1,2}' nextgroup=shDerefPPSleft 479 syn region shDerefPPSleft contained start='.' skip=@\%(\\\)\/@ matchgroup=shDerefOp end='/' end='\ze}' nextgroup=shDerefPPSright contains=@shCommandSubList 480 syn region shDerefPPSright contained start='.' end='\ze}' contains=@shCommandSubList 481endif 482 483" Arithmetic Parenthesized Expressions: {{{1 484syn region shParen matchgroup=shArithRegion start='(\%(\ze[^(]\|$\)' end=')' contains=@shArithParenList 485 486" Useful sh Keywords: {{{1 487" =================== 488syn keyword shStatement break cd chdir continue eval exec exit kill newgrp pwd read readonly return shift test trap ulimit umask wait 489syn keyword shConditional contained elif else then 490if !exists("g:sh_no_error") 491 syn keyword shCondError elif else then 492endif 493 494" Useful ksh Keywords: {{{1 495" ==================== 496if exists("b:is_kornshell") || exists("b:is_bash") 497 syn keyword shStatement autoload bg false fc fg functions getopts hash history integer jobs let nohup printf r stop suspend times true type unalias whence 498 if exists("g:is_posix") 499 syn keyword shStatement command 500 else 501 syn keyword shStatement time 502 endif 503 504" Useful bash Keywords: {{{1 505" ===================== 506 if exists("b:is_bash") 507 syn keyword shStatement bind builtin dirs disown enable help local logout popd pushd shopt source 508 else 509 syn keyword shStatement login newgrp 510 endif 511endif 512 513" Synchronization: {{{1 514" ================ 515if !exists("sh_minlines") 516 let sh_minlines = 200 517endif 518if !exists("sh_maxlines") 519 let sh_maxlines = 2 * sh_minlines 520endif 521exec "syn sync minlines=" . sh_minlines . " maxlines=" . sh_maxlines 522syn sync match shCaseEsacSync grouphere shCaseEsac "\<case\>" 523syn sync match shCaseEsacSync groupthere shCaseEsac "\<esac\>" 524syn sync match shDoSync grouphere shDo "\<do\>" 525syn sync match shDoSync groupthere shDo "\<done\>" 526syn sync match shForSync grouphere shFor "\<for\>" 527syn sync match shForSync groupthere shFor "\<in\>" 528syn sync match shIfSync grouphere shIf "\<if\>" 529syn sync match shIfSync groupthere shIf "\<fi\>" 530syn sync match shUntilSync grouphere shRepeat "\<until\>" 531syn sync match shWhileSync grouphere shRepeat "\<while\>" 532 533" Default Highlighting: {{{1 534" ===================== 535hi def link shArithRegion shShellVariables 536hi def link shBeginHere shRedir 537hi def link shCaseBar shConditional 538hi def link shCaseCommandSub shCommandSub 539hi def link shCaseDoubleQuote shDoubleQuote 540hi def link shCaseIn shConditional 541hi def link shQuote shOperator 542hi def link shCaseSingleQuote shSingleQuote 543hi def link shCaseStart shConditional 544hi def link shCmdSubRegion shShellVariables 545hi def link shColon shComment 546hi def link shDerefOp shOperator 547hi def link shDerefPOL shDerefOp 548hi def link shDerefPPS shDerefOp 549hi def link shDeref shShellVariables 550hi def link shDerefDelim shOperator 551hi def link shDerefSimple shDeref 552hi def link shDerefSpecial shDeref 553hi def link shDerefString shDoubleQuote 554hi def link shDerefVar shDeref 555hi def link shDoubleQuote shString 556hi def link shEcho shString 557hi def link shEchoDelim shOperator 558hi def link shEchoQuote shString 559hi def link shEmbeddedEcho shString 560hi def link shEscape shCommandSub 561hi def link shExDoubleQuote shDoubleQuote 562hi def link shExSingleQuote shSingleQuote 563hi def link shFunction Function 564hi def link shHereDoc shString 565hi def link shHerePayload shHereDoc 566hi def link shLoop shStatement 567hi def link shMoreSpecial shSpecial 568hi def link shOption shCommandSub 569hi def link shPattern shString 570hi def link shParen shArithmetic 571hi def link shPosnParm shShellVariables 572hi def link shQuickComment shComment 573hi def link shRange shOperator 574hi def link shRedir shOperator 575hi def link shSetListDelim shOperator 576hi def link shSetOption shOption 577hi def link shSingleQuote shString 578hi def link shSource shOperator 579hi def link shStringSpecial shSpecial 580hi def link shSubShRegion shOperator 581hi def link shTestOpr shConditional 582hi def link shTestPattern shString 583hi def link shTestDoubleQuote shString 584hi def link shTestSingleQuote shString 585hi def link shVariable shSetList 586hi def link shWrapLineOperator shOperator 587 588if exists("b:is_bash") 589 hi def link bashAdminStatement shStatement 590 hi def link bashSpecialVariables shShellVariables 591 hi def link bashStatement shStatement 592 hi def link shFunctionParen Delimiter 593 hi def link shFunctionDelim Delimiter 594endif 595if exists("b:is_kornshell") 596 hi def link kshSpecialVariables shShellVariables 597 hi def link kshStatement shStatement 598 hi def link shFunctionParen Delimiter 599endif 600 601if !exists("g:sh_no_error") 602 hi def link shCaseError Error 603 hi def link shCondError Error 604 hi def link shCurlyError Error 605 hi def link shDerefError Error 606 hi def link shDerefOpError Error 607 hi def link shDerefWordError Error 608 hi def link shDoError Error 609 hi def link shEsacError Error 610 hi def link shIfError Error 611 hi def link shInError Error 612 hi def link shParenError Error 613 hi def link shTestError Error 614 if exists("b:is_kornshell") 615 hi def link shDTestError Error 616 endif 617endif 618 619hi def link shArithmetic Special 620hi def link shCharClass Identifier 621hi def link shSnglCase Statement 622hi def link shCommandSub Special 623hi def link shComment Comment 624hi def link shConditional Conditional 625hi def link shCtrlSeq Special 626hi def link shExprRegion Delimiter 627hi def link shFunctionKey Function 628hi def link shFunctionName Function 629hi def link shNumber Number 630hi def link shOperator Operator 631hi def link shRepeat Repeat 632hi def link shSet Statement 633hi def link shSetList Identifier 634hi def link shShellVariables PreProc 635hi def link shSpecial Special 636hi def link shStatement Statement 637hi def link shString String 638hi def link shTodo Todo 639hi def link shAlias Identifier 640 641" Set Current Syntax: {{{1 642" =================== 643if exists("b:is_bash") 644 let b:current_syntax = "bash" 645elseif exists("b:is_kornshell") 646 let b:current_syntax = "ksh" 647else 648 let b:current_syntax = "sh" 649endif 650 651" vim: ts=16 fdm=marker 652