Current File : //usr/share/vim/vim74/syntax/sh.vim
" Vim syntax file
" Language: shell (sh) Korn shell (ksh) bash (sh)
" Maintainer: Charles E. Campbell <NdrOchipS@PcampbellAfamily.Mbiz>
" Previous Maintainer: Lennart Schultz <Lennart.Schultz@ecmwf.int>
" Last Change: Jul 02, 2013
" Version: 131
" URL: http://mysite.verizon.net/astronaut/vim/index.html#vimlinks_syntax
" For options and settings, please use: :help ft-sh-syntax
" This file includes many ideas from ?ric Brunet (eric.brunet@ens.fr)
" For version 5.x: Clear all syntax items {{{1
" For version 6.x: Quit when a syntax file was already loaded
if version < 600
syntax clear
elseif exists("b:current_syntax")
finish
endif
" AFAICT "." should be considered part of the iskeyword. Using iskeywords in
" syntax is dicey, so the following code permits the user to
" g:sh_isk set to a string : specify iskeyword.
" g:sh_noisk exists : don't change iskeyword
" g:sh_noisk does not exist : (default) append "." to iskeyword
if exists("g:sh_isk") && type(g:sh_isk) == 1 " user specifying iskeyword
exe "setl isk=".g:sh_isk
elseif !exists("g:sh_noisk") " optionally prevent appending '.' to iskeyword
setl isk+=.
endif
" trying to answer the question: which shell is /bin/sh, really?
" If the user has not specified any of g:is_kornshell, g:is_bash, g:is_posix, g:is_sh, then guess.
if !exists("g:is_kornshell") && !exists("g:is_bash") && !exists("g:is_posix") && !exists("g:is_sh")
let s:shell = ""
if executable("/bin/sh")
let s:shell = resolve("/bin/sh")
elseif executable("/usr/bin/sh")
let s:shell = resolve("/usr/bin/sh")
endif
if s:shell =~ 'bash$'
let g:is_bash= 1
elseif s:shell =~ 'ksh$'
let g:is_kornshell = 1
elseif s:shell =~ 'dash$'
let g:is_posix = 1
endif
unlet s:shell
endif
" handling /bin/sh with is_kornshell/is_sh {{{1
" b:is_sh is set when "#! /bin/sh" is found;
" However, it often is just a masquerade by bash (typically Linux)
" or kornshell (typically workstations with Posix "sh").
" So, when the user sets "g:is_bash", "g:is_kornshell",
" or "g:is_posix", a b:is_sh is converted into b:is_bash/b:is_kornshell,
" respectively.
if !exists("b:is_kornshell") && !exists("b:is_bash")
if exists("g:is_posix") && !exists("g:is_kornshell")
let g:is_kornshell= g:is_posix
endif
if exists("g:is_kornshell")
let b:is_kornshell= 1
if exists("b:is_sh")
unlet b:is_sh
endif
elseif exists("g:is_bash")
let b:is_bash= 1
if exists("b:is_sh")
unlet b:is_sh
endif
else
let b:is_sh= 1
endif
endif
" set up default g:sh_fold_enabled {{{1
if !exists("g:sh_fold_enabled")
let g:sh_fold_enabled= 0
elseif g:sh_fold_enabled != 0 && !has("folding")
let g:sh_fold_enabled= 0
echomsg "Ignoring g:sh_fold_enabled=".g:sh_fold_enabled."; need to re-compile vim for +fold support"
endif
if !exists("s:sh_fold_functions")
let s:sh_fold_functions= and(g:sh_fold_enabled,1)
endif
if !exists("s:sh_fold_heredoc")
let s:sh_fold_heredoc = and(g:sh_fold_enabled,2)
endif
if !exists("s:sh_fold_ifdofor")
let s:sh_fold_ifdofor = and(g:sh_fold_enabled,4)
endif
if g:sh_fold_enabled && &fdm == "manual"
" Given that the user provided g:sh_fold_enabled
" AND g:sh_fold_enabled is manual (usual default)
" implies a desire for syntax-based folding
setl fdm=syntax
endif
" sh syntax is case sensitive {{{1
syn case match
" Clusters: contains=@... clusters {{{1
"==================================
syn cluster shErrorList contains=shDoError,shIfError,shInError,shCaseError,shEsacError,shCurlyError,shParenError,shTestError,shOK
if exists("b:is_kornshell")
syn cluster ErrorList add=shDTestError
endif
syn 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
syn cluster shArithList contains=@shArithParenList,shParenError
syn cluster shCaseEsacList contains=shCaseStart,shCase,shCaseBar,shCaseIn,shComment,shDeref,shDerefSimple,shCaseCommandSub,shCaseExSingleQuote,shCaseSingleQuote,shCaseDoubleQuote,shCtrlSeq,@shErrorList,shStringSpecial,shCaseRange
syn cluster shCaseList contains=@shCommandSubList,shCaseEsac,shColon,shCommandSub,shComment,shDo,shEcho,shExpr,shFor,shHereDoc,shIf,shRedir,shSetList,shSource,shStatement,shVariable,shCtrlSeq
"syn cluster shColonList contains=@shCaseList
syn cluster shCommandSubList contains=shArithmetic,shDeref,shDerefSimple,shEcho,shEscape,shNumber,shOption,shPosnParm,shExSingleQuote,shSingleQuote,shExDoubleQuote,shDoubleQuote,shStatement,shVariable,shSubSh,shAlias,shTest,shCtrlSeq,shSpecial,shCmdParenRegion
syn cluster shCurlyList contains=shNumber,shComma,shDeref,shDerefSimple,shDerefSpecial
syn cluster shDblQuoteList contains=shCommandSub,shDeref,shDerefSimple,shEscape,shPosnParm,shCtrlSeq,shSpecial
syn cluster shDerefList contains=shDeref,shDerefSimple,shDerefVar,shDerefSpecial,shDerefWordError,shDerefPPS
syn cluster shDerefVarList contains=shDerefOp,shDerefVarArray,shDerefOpError
syn cluster shEchoList contains=shArithmetic,shCommandSub,shDeref,shDerefSimple,shEscape,shExpr,shExSingleQuote,shExDoubleQuote,shSingleQuote,shDoubleQuote,shCtrlSeq,shEchoQuote
syn cluster shExprList1 contains=shCharClass,shNumber,shOperator,shExSingleQuote,shExDoubleQuote,shSingleQuote,shDoubleQuote,shExpr,shDblBrace,shDeref,shDerefSimple,shCtrlSeq
syn cluster shExprList2 contains=@shExprList1,@shCaseList,shTest
syn cluster shFunctionList contains=@shCommandSubList,shCaseEsac,shColon,shCommandSub,shComment,shDo,shEcho,shExpr,shFor,shHereDoc,shIf,shOption,shRedir,shSetList,shSource,shStatement,shVariable,shOperator,shCtrlSeq
if exists("b:is_kornshell") || exists("b:is_bash")
syn cluster shFunctionList add=shRepeat
syn cluster shFunctionList add=shDblBrace,shDblParen
endif
syn cluster shHereBeginList contains=@shCommandSubList
syn cluster shHereList contains=shBeginHere,shHerePayload
syn cluster shHereListDQ contains=shBeginHere,@shDblQuoteList,shHerePayload
syn cluster shIdList contains=shCommandSub,shWrapLineOperator,shSetOption,shDeref,shDerefSimple,shRedir,shExSingleQuote,shExDoubleQuote,shSingleQuote,shDoubleQuote,shExpr,shCtrlSeq,shStringSpecial,shAtExpr
syn cluster shIfList contains=@shLoopList,shDblBrace,shDblParen,shFunctionKey,shFunctionOne,shFunctionTwo
syn cluster shLoopList contains=@shCaseList,shTestOpr,shExpr,shDblBrace,shConditional,shCaseEsac,shTest,@shErrorList,shSet,shOption
syn cluster shSubShList contains=@shCommandSubList,shCaseEsac,shColon,shCommandSub,shComment,shDo,shEcho,shExpr,shFor,shIf,shRedir,shSetList,shSource,shStatement,shVariable,shCtrlSeq,shOperator
syn cluster shTestList contains=shCharClass,shComment,shCommandSub,shDeref,shDerefSimple,shExDoubleQuote,shDoubleQuote,shExpr,shNumber,shOperator,shExSingleQuote,shSingleQuote,shTestOpr,shTest,shCtrlSeq
" Echo: {{{1
" ====
" This one is needed INSIDE a CommandSub, so that `echo bla` be correct
syn region shEcho matchgroup=shStatement start="\<echo\>" skip="\\$" matchgroup=shEchoDelim end="$" matchgroup=NONE end="[<>;&|()`]"me=e-1 end="\d[<>]"me=e-2 end="\s#"me=e-2 contains=@shEchoList skipwhite nextgroup=shQuickComment
syn region shEcho matchgroup=shStatement start="\<print\>" skip="\\$" matchgroup=shEchoDelim end="$" matchgroup=NONE end="[<>;&|()`]"me=e-1 end="\d[<>]"me=e-2 end="\s#"me=e-2 contains=@shEchoList skipwhite nextgroup=shQuickComment
syn match shEchoQuote contained '\%(\\\\\)*\\["`'()]'
" This must be after the strings, so that ... \" will be correct
syn 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
" Alias: {{{1
" =====
if exists("b:is_kornshell") || exists("b:is_bash")
syn match shStatement "\<alias\>"
syn region shAlias matchgroup=shStatement start="\<alias\>\s\+\(\h[-._[:alnum:]]\+\)\@=" skip="\\$" end="\>\|`"
syn region shAlias matchgroup=shStatement start="\<alias\>\s\+\(\h[-._[:alnum:]]\+=\)\@=" skip="\\$" end="="
endif
" Error Codes: {{{1
" ============
if !exists("g:sh_no_error")
syn match shDoError "\<done\>"
syn match shIfError "\<fi\>"
syn match shInError "\<in\>"
syn match shCaseError ";;"
syn match shEsacError "\<esac\>"
syn match shCurlyError "}"
syn match shParenError ")"
syn match shOK '\.\(done\|fi\|in\|esac\)'
if exists("b:is_kornshell")
syn match shDTestError "]]"
endif
syn match shTestError "]"
endif
" Options: {{{1
" ====================
syn match shOption "\s\zs[-+][-_a-zA-Z0-9#]\+"
syn match shOption "\s\zs--[^ \t$`'"|);]\+"
" File Redirection Highlighted As Operators: {{{1
"===========================================
syn match shRedir "\d\=>\(&[-0-9]\)\="
syn match shRedir "\d\=>>-\="
syn match shRedir "\d\=<\(&[-0-9]\)\="
syn match shRedir "\d<<-\="
" Operators: {{{1
" ==========
syn match shOperator "<<\|>>" contained
syn match shOperator "[!&;|]" contained
syn match shOperator "\[[[^:]\|\]]" contained
syn match shOperator "!\==" skipwhite nextgroup=shPattern
syn match shPattern "\<\S\+\())\)\@=" contained contains=shExSingleQuote,shSingleQuote,shExDoubleQuote,shDoubleQuote,shDeref
" Subshells: {{{1
" ==========
syn region shExpr transparent matchgroup=shExprRegion start="{" end="}" contains=@shExprList2 nextgroup=shMoreSpecial
syn region shSubSh transparent matchgroup=shSubShRegion start="[^(]\zs(" end=")" contains=@shSubShList nextgroup=shMoreSpecial
" Tests: {{{1
"=======
syn region shExpr matchgroup=shRange start="\[" skip=+\\\\\|\\$\|\[+ end="\]" contains=@shTestList,shSpecial
syn region shTest transparent matchgroup=shStatement start="\<test\s" skip=+\\\\\|\\$+ matchgroup=NONE end="[;&|]"me=e-1 end="$" contains=@shExprList1
syn match shTestOpr contained "<=\|>=\|!=\|==\|-.\>\|-\(nt\|ot\|ef\|eq\|ne\|lt\|le\|gt\|ge\)\>\|[!<>]"
syn match shTestOpr contained '=' skipwhite nextgroup=shTestDoubleQuote,shTestSingleQuote,shTestPattern
syn match shTestPattern contained '\w\+'
syn match shTestDoubleQuote contained '\%(\%(\\\\\)*\\\)\@<!"[^"]*"'
syn match shTestSingleQuote contained '\\.'
syn match shTestSingleQuote contained "'[^']*'"
if exists("b:is_kornshell") || exists("b:is_bash")
syn region shDblBrace matchgroup=Delimiter start="\[\[" skip=+\\\\\|\\$+ end="\]\]" contains=@shTestList
syn region shDblParen matchgroup=Delimiter start="((" skip=+\\\\\|\\$+ end="))" contains=@shTestList
endif
" Character Class In Range: {{{1
" =========================
syn match shCharClass contained "\[:\(backspace\|escape\|return\|xdigit\|alnum\|alpha\|blank\|cntrl\|digit\|graph\|lower\|print\|punct\|space\|upper\|tab\):\]"
" Loops: do, if, while, until {{{1
" ======
if s:sh_fold_ifdofor
syn region shDo fold transparent matchgroup=shConditional start="\<do\>" matchgroup=shConditional end="\<done\>" contains=@shLoopList
syn region shIf fold transparent matchgroup=shConditional start="\<if\_s" matchgroup=shConditional skip=+-fi\>+ end="\<;\_s*then\>" end="\<fi\>" contains=@shIfList
syn region shFor fold matchgroup=shLoop start="\<for\ze\_s\s*\%(((\)\@!" end="\<in\_s" end="\<do\>"me=e-2 contains=@shLoopList,shDblParen skipwhite nextgroup=shCurlyIn
else
syn region shDo transparent matchgroup=shConditional start="\<do\>" matchgroup=shConditional end="\<done\>" contains=@shLoopList
syn region shIf transparent matchgroup=shConditional start="\<if\_s" matchgroup=shConditional skip=+-fi\>+ end="\<;\_s*then\>" end="\<fi\>" contains=@shIfList
syn region shFor matchgroup=shLoop start="\<for\ze\_s\s*\%(((\)\@!" end="\<in\>" end="\<do\>"me=e-2 contains=@shLoopList,shDblParen skipwhite nextgroup=shCurlyIn
syn match shForPP '\<for\>\ze\_s*(('
endif
if exists("b:is_kornshell") || exists("b:is_bash")
syn cluster shCaseList add=shRepeat
syn cluster shFunctionList add=shRepeat
syn region shRepeat matchgroup=shLoop start="\<while\_s" end="\<in\_s" end="\<do\>"me=e-2 contains=@shLoopList,shDblParen,shDblBrace
syn region shRepeat matchgroup=shLoop start="\<until\_s" end="\<in\_s" end="\<do\>"me=e-2 contains=@shLoopList,shDblParen,shDblBrace
syn region shCaseEsac matchgroup=shConditional start="\<select\s" matchgroup=shConditional end="\<in\>" end="\<do\>" contains=@shLoopList
else
syn region shRepeat matchgroup=shLoop start="\<while\_s" end="\<do\>"me=e-2 contains=@shLoopList
syn region shRepeat matchgroup=shLoop start="\<until\_s" end="\<do\>"me=e-2 contains=@shLoopList
endif
syn region shCurlyIn contained matchgroup=Delimiter start="{" end="}" contains=@shCurlyList
syn match shComma contained ","
" Case: case...esac {{{1
" ====
syn match shCaseBar contained skipwhite "\(^\|[^\\]\)\(\\\\\)*\zs|" nextgroup=shCase,shCaseStart,shCaseBar,shComment,shCaseExSingleQuote,shCaseSingleQuote,shCaseDoubleQuote
syn match shCaseStart contained skipwhite skipnl "(" nextgroup=shCase,shCaseBar
if s:sh_fold_ifdofor
syn region shCase fold contained skipwhite skipnl matchgroup=shSnglCase start="\%(\\.\|[^#$()'" \t]\)\{-}\zs)" end=";;" end="esac"me=s-1 contains=@shCaseList nextgroup=shCaseStart,shCase,shComment
syn region shCaseEsac fold matchgroup=shConditional start="\<case\>" end="\<esac\>" contains=@shCaseEsacList
else
syn region shCase contained skipwhite skipnl matchgroup=shSnglCase start="\%(\\.\|[^#$()'" \t]\)\{-}\zs)" end=";;" end="esac"me=s-1 contains=@shCaseList nextgroup=shCaseStart,shCase,shComment
syn region shCaseEsac matchgroup=shConditional start="\<case\>" end="\<esac\>" contains=@shCaseEsacList
endif
syn keyword shCaseIn contained skipwhite skipnl in nextgroup=shCase,shCaseStart,shCaseBar,shComment,shCaseExSingleQuote,shCaseSingleQuote,shCaseDoubleQuote
if exists("b:is_bash")
syn region shCaseExSingleQuote matchgroup=shQuote start=+\$'+ skip=+\\\\\|\\.+ end=+'+ contains=shStringSpecial,shSpecial skipwhite skipnl nextgroup=shCaseBar contained
elseif !exists("g:sh_no_error")
syn region shCaseExSingleQuote matchgroup=Error start=+\$'+ skip=+\\\\\|\\.+ end=+'+ contains=shStringSpecial skipwhite skipnl nextgroup=shCaseBar contained
endif
syn region shCaseSingleQuote matchgroup=shQuote start=+'+ end=+'+ contains=shStringSpecial skipwhite skipnl nextgroup=shCaseBar contained
syn region shCaseDoubleQuote matchgroup=shQuote start=+"+ skip=+\\\\\|\\.+ end=+"+ contains=@shDblQuoteList,shStringSpecial skipwhite skipnl nextgroup=shCaseBar contained
syn region shCaseCommandSub start=+`+ skip=+\\\\\|\\.+ end=+`+ contains=@shCommandSubList skipwhite skipnl nextgroup=shCaseBar contained
if exists("b:is_bash")
syn region shCaseRange matchgroup=Delimiter start=+\[+ skip=+\\\\+ end=+\]+ contained contains=shCharClass
syn match shCharClass '\[:\%(alnum\|alpha\|ascii\|blank\|cntrl\|digit\|graph\|lower\|print\|punct\|space\|upper\|word\|or\|xdigit\):\]' contained
else
syn region shCaseRange matchgroup=Delimiter start=+\[+ skip=+\\\\+ end=+\]+ contained
endif
" Misc: {{{1
"======
syn match shWrapLineOperator "\\$"
syn region shCommandSub start="`" skip="\\\\\|\\." end="`" contains=@shCommandSubList
syn match shEscape contained '\%(^\)\@!\%(\\\\\)*\\.'
" $() and $(()): {{{1
" $(..) is not supported by sh (Bourne shell). However, apparently
" some systems (HP?) have as their /bin/sh a (link to) Korn shell
" (ie. Posix compliant shell). /bin/ksh should work for those
" systems too, however, so the following syntax will flag $(..) as
" an Error under /bin/sh. By consensus of vimdev'ers!
if exists("b:is_kornshell") || exists("b:is_bash")
syn region shCommandSub matchgroup=shCmdSubRegion start="\$(" skip='\\\\\|\\.' end=")" contains=@shCommandSubList
syn region shArithmetic matchgroup=shArithRegion start="\$((" skip='\\\\\|\\.' end="))" contains=@shArithList
syn region shArithmetic matchgroup=shArithRegion start="\$\[" skip='\\\\\|\\.' end="\]" contains=@shArithList
syn match shSkipInitWS contained "^\s\+"
elseif !exists("g:sh_no_error")
syn region shCommandSub matchgroup=Error start="\$(" end=")" contains=@shCommandSubList
endif
syn region shCmdParenRegion matchgroup=shCmdSubRegion start="(" skip='\\\\\|\\.' end=")" contains=@shCommandSubList
if exists("b:is_bash")
syn cluster shCommandSubList add=bashSpecialVariables,bashStatement
syn cluster shCaseList add=bashAdminStatement,bashStatement
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
syn keyword bashStatement chmod clear complete du egrep expr fgrep find gnufind gnugrep grep less ls mkdir mv rm rmdir rpm sed sleep sort strip tail touch
syn keyword bashAdminStatement daemon killall killproc nice reload restart start status stop
syn keyword bashStatement command compgen
endif
if exists("b:is_kornshell")
syn cluster shCommandSubList add=kshSpecialVariables,kshStatement
syn cluster shCaseList add=kshStatement
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
syn keyword kshStatement cat chmod clear cp du egrep expr fgrep find grep killall less ls mkdir mv nice printenv rm rmdir sed sort strip stty tail touch tput
syn keyword kshStatement command setgroups setsenv
endif
syn match shSource "^\.\s"
syn match shSource "\s\.\s"
"syn region shColon start="^\s*:" end="$" end="\s#"me=e-2 contains=@shColonList
"syn region shColon start="^\s*\zs:" end="$" end="\s#"me=e-2
syn match shColon '^\s*\zs:'
" String And Character Constants: {{{1
"================================
syn match shNumber "-\=\<\d\+\>#\="
syn match shCtrlSeq "\\\d\d\d\|\\[abcfnrtv0]" contained
if exists("b:is_bash")
syn match shSpecial "\\\o\o\o\|\\x\x\x\|\\c[^"]\|\\[abefnrtv]" contained
endif
if exists("b:is_bash")
syn region shExSingleQuote matchgroup=shQuote start=+\$'+ skip=+\\\\\|\\.+ end=+'+ contains=shStringSpecial,shSpecial
syn region shExDoubleQuote matchgroup=shQuote start=+\$"+ skip=+\\\\\|\\.\|\\"+ end=+"+ contains=@shDblQuoteList,shStringSpecial,shSpecial
elseif !exists("g:sh_no_error")
syn region shExSingleQuote matchGroup=Error start=+\$'+ skip=+\\\\\|\\.+ end=+'+ contains=shStringSpecial
syn region shExDoubleQuote matchGroup=Error start=+\$"+ skip=+\\\\\|\\.+ end=+"+ contains=shStringSpecial
endif
syn region shSingleQuote matchgroup=shQuote start=+'+ end=+'+ contains=@Spell
syn region shDoubleQuote matchgroup=shQuote start=+\%(\%(\\\\\)*\\\)\@<!"+ skip=+\\"+ end=+"+ contains=@shDblQuoteList,shStringSpecial,@Spell
"syn region shDoubleQuote matchgroup=shQuote start=+"+ skip=+\\"+ end=+"+ contains=@shDblQuoteList,shStringSpecial,@Spell
syn match shStringSpecial "[^[:print:] \t]" contained
syn match shStringSpecial "\%(\\\\\)*\\[\\"'`$()#]"
syn match shSpecial "[^\\]\zs\%(\\\\\)*\\[\\"'`$()#]" nextgroup=shMoreSpecial,shComment
syn match shSpecial "^\%(\\\\\)*\\[\\"'`$()#]" nextgroup=shComment
syn match shMoreSpecial "\%(\\\\\)*\\[\\"'`$()#]" nextgroup=shMoreSpecial contained
" Comments: {{{1
"==========
syn cluster shCommentGroup contains=shTodo,@Spell
syn keyword shTodo contained COMBAK FIXME TODO XXX
syn match shComment "^\s*\zs#.*$" contains=@shCommentGroup
syn match shComment "\s\zs#.*$" contains=@shCommentGroup
syn match shComment contained "#.*$" contains=@shCommentGroup
syn match shQuickComment contained "#.*$"
" Here Documents: {{{1
" =========================================
if version < 600
syn region shHereDoc matchgroup=shRedir01 start="<<\s*\**END[a-zA-Z_0-9]*\**" matchgroup=shRedir01 end="^END[a-zA-Z_0-9]*$" contains=@shDblQuoteList
syn region shHereDoc matchgroup=shRedir02 start="<<-\s*\**END[a-zA-Z_0-9]*\**" matchgroup=shRedir02 end="^\s*END[a-zA-Z_0-9]*$" contains=@shDblQuoteList
syn region shHereDoc matchgroup=shRedir03 start="<<\s*\**EOF\**" matchgroup=shRedir03 end="^EOF$" contains=@shDblQuoteList
syn region shHereDoc matchgroup=shRedir04 start="<<-\s*\**EOF\**" matchgroup=shRedir04 end="^\s*EOF$" contains=@shDblQuoteList
syn region shHereDoc matchgroup=shRedir05 start="<<\s*\**\.\**" matchgroup=shRedir05 end="^\.$" contains=@shDblQuoteList
syn region shHereDoc matchgroup=shRedir06 start="<<-\s*\**\.\**" matchgroup=shRedir06 end="^\s*\.$" contains=@shDblQuoteList
elseif s:sh_fold_heredoc
syn region shHereDoc matchgroup=shRedir07 fold start="<<\s*\z([^ \t|]*\)" matchgroup=shRedir07 end="^\z1\s*$" contains=@shDblQuoteList
syn region shHereDoc matchgroup=shRedir08 fold start="<<\s*\"\z([^ \t|]*\)\"" matchgroup=shRedir08 end="^\z1\s*$"
syn region shHereDoc matchgroup=shRedir09 fold start="<<\s*'\z([^ \t|]*\)'" matchgroup=shRedir09 end="^\z1\s*$"
syn region shHereDoc matchgroup=shRedir10 fold start="<<-\s*\z([^ \t|]*\)" matchgroup=shRedir10 end="^\s*\z1\s*$" contains=@shDblQuoteList
syn region shHereDoc matchgroup=shRedir11 fold start="<<-\s*\"\z([^ \t|]*\)\"" matchgroup=shRedir11 end="^\s*\z1\s*$"
syn region shHereDoc matchgroup=shRedir12 fold start="<<-\s*'\z([^ \t|]*\)'" matchgroup=shRedir12 end="^\s*\z1\s*$"
syn region shHereDoc matchgroup=shRedir13 fold start="<<\s*\\\_$\_s*\z([^ \t|]*\)" matchgroup=shRedir13 end="^\z1\s*$"
syn region shHereDoc matchgroup=shRedir14 fold start="<<\s*\\\_$\_s*\"\z([^ \t|]*\)\"" matchgroup=shRedir14 end="^\z1\s*$"
syn region shHereDoc matchgroup=shRedir15 fold start="<<-\s*\\\_$\_s*'\z([^ \t|]*\)'" matchgroup=shRedir15 end="^\s*\z1\s*$"
syn region shHereDoc matchgroup=shRedir16 fold start="<<-\s*\\\_$\_s*\z([^ \t|]*\)" matchgroup=shRedir16 end="^\s*\z1\s*$"
syn region shHereDoc matchgroup=shRedir17 fold start="<<-\s*\\\_$\_s*\"\z([^ \t|]*\)\"" matchgroup=shRedir17 end="^\s*\z1\s*$"
syn region shHereDoc matchgroup=shRedir18 fold start="<<\s*\\\_$\_s*'\z([^ \t|]*\)'" matchgroup=shRedir18 end="^\z1\s*$"
syn region shHereDoc matchgroup=shRedir19 fold start="<<\\\z([^ \t|]*\)" matchgroup=shRedir19 end="^\z1\s*$"
else
syn region shHereDoc matchgroup=shRedir20 start="<<\s*\\\=\z([^ \t|]*\)" matchgroup=shRedir20 end="^\z1\s*$" contains=@shDblQuoteList
syn region shHereDoc matchgroup=shRedir21 start="<<\s*\"\z([^ \t|]*\)\"" matchgroup=shRedir21 end="^\z1\s*$"
syn region shHereDoc matchgroup=shRedir22 start="<<-\s*\z([^ \t|]*\)" matchgroup=shRedir22 end="^\s*\z1\s*$" contains=@shDblQuoteList
syn region shHereDoc matchgroup=shRedir23 start="<<-\s*'\z([^ \t|]*\)'" matchgroup=shRedir23 end="^\s*\z1\s*$"
syn region shHereDoc matchgroup=shRedir24 start="<<\s*'\z([^ \t|]*\)'" matchgroup=shRedir24 end="^\z1\s*$"
syn region shHereDoc matchgroup=shRedir25 start="<<-\s*\"\z([^ \t|]*\)\"" matchgroup=shRedir25 end="^\s*\z1\s*$"
syn region shHereDoc matchgroup=shRedir26 start="<<\s*\\\_$\_s*\z([^ \t|]*\)" matchgroup=shRedir26 end="^\z1\s*$"
syn region shHereDoc matchgroup=shRedir27 start="<<-\s*\\\_$\_s*\z([^ \t|]*\)" matchgroup=shRedir27 end="^\s*\z1\s*$"
syn region shHereDoc matchgroup=shRedir28 start="<<-\s*\\\_$\_s*'\z([^ \t|]*\)'" matchgroup=shRedir28 end="^\s*\z1\s*$"
syn region shHereDoc matchgroup=shRedir29 start="<<\s*\\\_$\_s*'\z([^ \t|]*\)'" matchgroup=shRedir29 end="^\z1\s*$"
syn region shHereDoc matchgroup=shRedir30 start="<<\s*\\\_$\_s*\"\z([^ \t|]*\)\"" matchgroup=shRedir30 end="^\z1\s*$"
syn region shHereDoc matchgroup=shRedir31 start="<<-\s*\\\_$\_s*\"\z([^ \t|]*\)\"" matchgroup=shRedir31 end="^\s*\z1\s*$"
syn region shHereDoc matchgroup=shRedir32 start="<<\\\z([^ \t|]*\)" matchgroup=shRedir32 end="^\z1\s*$"
endif
" Here Strings: {{{1
" =============
" available for: bash; ksh (really should be ksh93 only) but not if its a posix
if exists("b:is_bash") || (exists("b:is_kornshell") && !exists("g:is_posix"))
syn match shRedir "<<<" skipwhite nextgroup=shCmdParenRegion
endif
" Identifiers: {{{1
"=============
syn match shSetOption "\s\zs[-+][a-zA-Z0-9]\+\>" contained
syn match shVariable "\<\([bwglsav]:\)\=[a-zA-Z0-9.!@_%+,]*\ze=" nextgroup=shSetIdentifier
syn match shSetIdentifier "=" contained nextgroup=shCmdParenRegion,shPattern,shDeref,shDerefSimple,shDoubleQuote,shExDoubleQuote,shSingleQuote,shExSingleQuote
syn region shAtExpr contained start="@(" end=")" contains=@shIdList
if exists("b:is_bash")
syn region shSetList oneline matchgroup=shSet start="\<\(declare\|typeset\|local\|export\|unset\)\>\ze[^/]" end="$" matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+#\|=" contains=@shIdList
syn region shSetList oneline matchgroup=shSet start="\<set\>\ze[^/]" end="\ze[;|)]\|$" matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+=" contains=@shIdList
elseif exists("b:is_kornshell")
syn region shSetList oneline matchgroup=shSet start="\<\(typeset\|export\|unset\)\>\ze[^/]" end="$" matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+[#=]" contains=@shIdList
syn region shSetList oneline matchgroup=shSet start="\<set\>\ze[^/]" end="$" matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+[#=]" contains=@shIdList
else
syn region shSetList oneline matchgroup=shSet start="\<\(set\|export\|unset\)\>\ze[^/]" end="$" matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+[#=]" contains=@shIdList
endif
" Functions: {{{1
if !exists("g:is_posix")
syn keyword shFunctionKey function skipwhite skipnl nextgroup=shFunctionTwo
endif
if exists("b:is_bash")
if s:sh_fold_functions
syn region shFunctionOne fold matchgroup=shFunction start="^\s*\h[-a-zA-Z_0-9]*\s*()\_s*{" end="}" contains=@shFunctionList skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
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
else
syn region shFunctionOne matchgroup=shFunction start="^\s*\h[-a-zA-Z_0-9]*\s*()\_s*{" end="}" contains=@shFunctionList
syn region shFunctionTwo matchgroup=shFunction start="\h[-a-zA-Z_0-9]*\s*\%(()\)\=\_s*{" end="}" contains=shFunctionKey,@shFunctionList contained
endif
else
if s:sh_fold_functions
syn region shFunctionOne fold matchgroup=shFunction start="^\s*\h\w*\s*()\_s*{" end="}" contains=@shFunctionList skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
syn region shFunctionTwo fold matchgroup=shFunction start="\h\w*\s*\%(()\)\=\_s*{" end="}" contains=shFunctionKey,@shFunctionList contained skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
else
syn region shFunctionOne matchgroup=shFunction start="^\s*\h\w*\s*()\_s*{" end="}" contains=@shFunctionList
syn region shFunctionTwo matchgroup=shFunction start="\h\w*\s*\%(()\)\=\_s*{" end="}" contains=shFunctionKey,@shFunctionList contained
endif
endif
" Parameter Dereferencing: {{{1
" ========================
syn match shDerefSimple "\$\%(\k\+\|\d\)"
syn region shDeref matchgroup=PreProc start="\${" end="}" contains=@shDerefList,shDerefVarArray
if !exists("g:sh_no_error")
syn match shDerefWordError "[^}$[]" contained
endif
syn match shDerefSimple "\$[-#*@!?]"
syn match shDerefSimple "\$\$"
if exists("b:is_bash") || exists("b:is_kornshell")
syn region shDeref matchgroup=PreProc start="\${##\=" end="}" contains=@shDerefList
syn region shDeref matchgroup=PreProc start="\${\$\$" end="}" contains=@shDerefList
endif
" bash: ${!prefix*} and ${#parameter}: {{{1
" ====================================
if exists("b:is_bash")
syn region shDeref matchgroup=PreProc start="\${!" end="\*\=}" contains=@shDerefList,shDerefOp
syn match shDerefVar contained "{\@<=!\k\+" nextgroup=@shDerefVarList
endif
syn match shDerefSpecial contained "{\@<=[-*@?0]" nextgroup=shDerefOp,shDerefOpError
syn match shDerefSpecial contained "\({[#!]\)\@<=[[:alnum:]*@_]\+" nextgroup=@shDerefVarList,shDerefOp
syn match shDerefVar contained "{\@<=\k\+" nextgroup=@shDerefVarList
" sh ksh bash : ${var[... ]...} array reference: {{{1
syn region shDerefVarArray contained matchgroup=shDeref start="\[" end="]" contains=@shCommandSubList nextgroup=shDerefOp,shDerefOpError
" Special ${parameter OPERATOR word} handling: {{{1
" sh ksh bash : ${parameter:-word} word is default value
" sh ksh bash : ${parameter:=word} assign word as default value
" sh ksh bash : ${parameter:?word} display word if parameter is null
" sh ksh bash : ${parameter:+word} use word if parameter is not null, otherwise nothing
" ksh bash : ${parameter#pattern} remove small left pattern
" ksh bash : ${parameter##pattern} remove large left pattern
" ksh bash : ${parameter%pattern} remove small right pattern
" ksh bash : ${parameter%%pattern} remove large right pattern
" bash : ${parameter^pattern} Case modification
" bash : ${parameter^^pattern} Case modification
" bash : ${parameter,pattern} Case modification
" bash : ${parameter,,pattern} Case modification
syn cluster shDerefPatternList contains=shDerefPattern,shDerefString
if !exists("g:sh_no_error")
syn match shDerefOpError contained ":[[:punct:]]"
endif
syn match shDerefOp contained ":\=[-=?]" nextgroup=@shDerefPatternList
syn match shDerefOp contained ":\=+" nextgroup=@shDerefPatternList
if exists("b:is_bash") || exists("b:is_kornshell")
syn match shDerefOp contained "#\{1,2}" nextgroup=@shDerefPatternList
syn match shDerefOp contained "%\{1,2}" nextgroup=@shDerefPatternList
syn match shDerefPattern contained "[^{}]\+" contains=shDeref,shDerefSimple,shDerefPattern,shDerefString,shCommandSub,shDerefEscape nextgroup=shDerefPattern
syn region shDerefPattern contained start="{" end="}" contains=shDeref,shDerefSimple,shDerefString,shCommandSub nextgroup=shDerefPattern
syn match shDerefEscape contained '\%(\\\\\)*\\.'
endif
if exists("b:is_bash")
syn match shDerefOp contained "[,^]\{1,2}" nextgroup=@shDerefPatternList
endif
syn region shDerefString contained matchgroup=shDerefDelim start=+\%(\\\)\@<!'+ end=+'+ contains=shStringSpecial
syn region shDerefString contained matchgroup=shDerefDelim start=+\%(\\\)\@<!"+ skip=+\\"+ end=+"+ contains=@shDblQuoteList,shStringSpecial
syn match shDerefString contained "\\["']" nextgroup=shDerefPattern
if exists("b:is_bash")
" bash : ${parameter:offset}
" bash : ${parameter:offset:length}
syn region shDerefOp contained start=":[$[:alnum:]_]"me=e-1 end=":"me=e-1 end="}"me=e-1 contains=@shCommandSubList nextgroup=shDerefPOL
syn match shDerefPOL contained ":[^}]\+" contains=@shCommandSubList
" bash : ${parameter//pattern/string}
" bash : ${parameter//pattern}
syn match shDerefPPS contained '/\{1,2}' nextgroup=shDerefPPSleft
syn region shDerefPPSleft contained start='.' skip=@\%(\\\\\)*\\/@ matchgroup=shDerefOp end='/' end='\ze}' nextgroup=shDerefPPSright contains=@shCommandSubList
syn region shDerefPPSright contained start='.' skip=@\%(\\\\\)\+@ end='\ze}' contains=@shCommandSubList
endif
" Arithmetic Parenthesized Expressions: {{{1
"syn region shParen matchgroup=shArithRegion start='[^$]\zs(\%(\ze[^(]\|$\)' end=')' contains=@shArithParenList
syn region shParen matchgroup=shArithRegion start='\$\@!(\%(\ze[^(]\|$\)' end=')' contains=@shArithParenList
" Useful sh Keywords: {{{1
" ===================
syn keyword shStatement break cd chdir continue eval exec exit kill newgrp pwd read readonly return shift test trap ulimit umask wait
syn keyword shConditional contained elif else then
if !exists("g:sh_no_error")
syn keyword shCondError elif else then
endif
" Useful ksh Keywords: {{{1
" ====================
if exists("b:is_kornshell") || exists("b:is_bash")
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
if exists("g:is_posix")
syn keyword shStatement command
else
syn keyword shStatement time
endif
" Useful bash Keywords: {{{1
" =====================
if exists("b:is_bash")
syn keyword shStatement bind builtin dirs disown enable help local logout popd pushd shopt source
else
syn keyword shStatement login newgrp
endif
endif
" Synchronization: {{{1
" ================
if !exists("sh_minlines")
let sh_minlines = 200
endif
if !exists("sh_maxlines")
let sh_maxlines = 2 * sh_minlines
endif
exec "syn sync minlines=" . sh_minlines . " maxlines=" . sh_maxlines
syn sync match shCaseEsacSync grouphere shCaseEsac "\<case\>"
syn sync match shCaseEsacSync groupthere shCaseEsac "\<esac\>"
syn sync match shDoSync grouphere shDo "\<do\>"
syn sync match shDoSync groupthere shDo "\<done\>"
syn sync match shForSync grouphere shFor "\<for\>"
syn sync match shForSync groupthere shFor "\<in\>"
syn sync match shIfSync grouphere shIf "\<if\>"
syn sync match shIfSync groupthere shIf "\<fi\>"
syn sync match shUntilSync grouphere shRepeat "\<until\>"
syn sync match shWhileSync grouphere shRepeat "\<while\>"
" Default Highlighting: {{{1
" =====================
hi def link shArithRegion shShellVariables
hi def link shAtExpr shSetList
hi def link shBeginHere shRedir
hi def link shCaseBar shConditional
hi def link shCaseCommandSub shCommandSub
hi def link shCaseDoubleQuote shDoubleQuote
hi def link shCaseIn shConditional
hi def link shQuote shOperator
hi def link shCaseSingleQuote shSingleQuote
hi def link shCaseStart shConditional
hi def link shCmdSubRegion shShellVariables
hi def link shColon shComment
hi def link shDerefOp shOperator
hi def link shDerefPOL shDerefOp
hi def link shDerefPPS shDerefOp
hi def link shDeref shShellVariables
hi def link shDerefDelim shOperator
hi def link shDerefSimple shDeref
hi def link shDerefSpecial shDeref
hi def link shDerefString shDoubleQuote
hi def link shDerefVar shDeref
hi def link shDoubleQuote shString
hi def link shEcho shString
hi def link shEchoDelim shOperator
hi def link shEchoQuote shString
hi def link shForPP shLoop
hi def link shEmbeddedEcho shString
hi def link shEscape shCommandSub
hi def link shExDoubleQuote shDoubleQuote
hi def link shExSingleQuote shSingleQuote
hi def link shFunction Function
hi def link shHereDoc shString
hi def link shHerePayload shHereDoc
hi def link shLoop shStatement
hi def link shMoreSpecial shSpecial
hi def link shOption shCommandSub
hi def link shPattern shString
hi def link shParen shArithmetic
hi def link shPosnParm shShellVariables
hi def link shQuickComment shComment
hi def link shRange shOperator
hi def link shRedir shOperator
hi def link shSetListDelim shOperator
hi def link shSetOption shOption
hi def link shSingleQuote shString
hi def link shSource shOperator
hi def link shStringSpecial shSpecial
hi def link shSubShRegion shOperator
hi def link shTestOpr shConditional
hi def link shTestPattern shString
hi def link shTestDoubleQuote shString
hi def link shTestSingleQuote shString
hi def link shVariable shSetList
hi def link shWrapLineOperator shOperator
if exists("b:is_bash")
hi def link bashAdminStatement shStatement
hi def link bashSpecialVariables shShellVariables
hi def link bashStatement shStatement
hi def link shFunctionParen Delimiter
hi def link shFunctionDelim Delimiter
hi def link shCharClass shSpecial
endif
if exists("b:is_kornshell")
hi def link kshSpecialVariables shShellVariables
hi def link kshStatement shStatement
hi def link shFunctionParen Delimiter
endif
if !exists("g:sh_no_error")
hi def link shCaseError Error
hi def link shCondError Error
hi def link shCurlyError Error
hi def link shDerefError Error
hi def link shDerefOpError Error
hi def link shDerefWordError Error
hi def link shDoError Error
hi def link shEsacError Error
hi def link shIfError Error
hi def link shInError Error
hi def link shParenError Error
hi def link shTestError Error
if exists("b:is_kornshell")
hi def link shDTestError Error
endif
endif
hi def link shArithmetic Special
hi def link shCharClass Identifier
hi def link shSnglCase Statement
hi def link shCommandSub Special
hi def link shComment Comment
hi def link shConditional Conditional
hi def link shCtrlSeq Special
hi def link shExprRegion Delimiter
hi def link shFunctionKey Function
hi def link shFunctionName Function
hi def link shNumber Number
hi def link shOperator Operator
hi def link shRepeat Repeat
hi def link shSet Statement
hi def link shSetList Identifier
hi def link shShellVariables PreProc
hi def link shSpecial Special
hi def link shStatement Statement
hi def link shString String
hi def link shTodo Todo
hi def link shAlias Identifier
hi def link shRedir01 shRedir
hi def link shRedir02 shRedir
hi def link shRedir03 shRedir
hi def link shRedir04 shRedir
hi def link shRedir05 shRedir
hi def link shRedir06 shRedir
hi def link shRedir07 shRedir
hi def link shRedir08 shRedir
hi def link shRedir09 shRedir
hi def link shRedir10 shRedir
hi def link shRedir11 shRedir
hi def link shRedir12 shRedir
hi def link shRedir13 shRedir
hi def link shRedir14 shRedir
hi def link shRedir15 shRedir
hi def link shRedir16 shRedir
hi def link shRedir17 shRedir
hi def link shRedir18 shRedir
hi def link shRedir19 shRedir
hi def link shRedir20 shRedir
hi def link shRedir21 shRedir
hi def link shRedir22 shRedir
hi def link shRedir23 shRedir
hi def link shRedir24 shRedir
hi def link shRedir25 shRedir
hi def link shRedir26 shRedir
hi def link shRedir27 shRedir
hi def link shRedir28 shRedir
hi def link shRedir29 shRedir
hi def link shRedir30 shRedir
hi def link shRedir31 shRedir
hi def link shRedir32 shRedir
" Set Current Syntax: {{{1
" ===================
if exists("b:is_bash")
let b:current_syntax = "bash"
elseif exists("b:is_kornshell")
let b:current_syntax = "ksh"
else
let b:current_syntax = "sh"
endif
" vim: ts=16 fdm=marker
Mini Shell