neovim/runtime/syntax/sh.vim
Christian Clason 66c9f987e7 vim-patch:1bdc9435c1a1
runtime(sh): Update syntax file, fix issue vim/vim#962 (vim/vim#14138)

Allow the opening parenthesis of a multiline array assignment, within an
if statement, to appear at EOL.

Fixes issue vim/vim#962.

1bdc9435c1

Co-authored-by: dkearns <dougkearns@gmail.com>
2024-03-04 23:03:09 +01:00

830 lines
46 KiB
VimL

" Vim syntax file
" Language: shell (sh) Korn shell (ksh) bash (sh)
" Maintainer: This runtime file is looking for a new maintainer.
" Previous Maintainers: Charles E. Campbell
" Lennart Schultz <Lennart.Schultz@ecmwf.int>
" Last Change: 2024 Mar 04 by Vim Project
" Version: 208
" Former URL: http://www.drchip.org/astronaut/vim/index.html#SYNTAX_SH
" For options and settings, please use: :help ft-sh-syntax
" This file includes many ideas from Eric Brunet (eric.brunet@ens.fr) and heredoc fixes from Felipe Contreras
" quit when a syntax file was already loaded {{{1
if exists("b:current_syntax")
finish
endif
" If the shell script itself specifies which shell to use, use it
if getline(1) =~ '\<ksh\>'
let b:is_kornshell = 1
elseif getline(1) =~ '\<bash\>'
let b:is_bash = 1
elseif getline(1) =~ '\<dash\>'
let b:is_dash = 1
elseif !exists("g:is_kornshell") && !exists("g:is_bash") && !exists("g:is_posix") && !exists("g:is_sh") && !exists("g:is_dash")
" user did not specify which shell to use, and
" the script itself does not specify which shell to use. FYI: /bin/sh is ambiguous.
" Assuming /bin/sh is executable, and if its a link, find out what it links to.
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 =~ '\<ksh\>'
let b:is_kornshell= 1
elseif s:shell =~ '\<bash\>'
let b:is_bash = 1
elseif s:shell =~ '\<dash\>'
let b:is_dash = 1
endif
unlet s:shell
endif
" handling /bin/sh with is_kornshell/is_sh {{{1
" b:is_sh will be 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") && !exists("b:is_dash")
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
elseif exists("g:is_dash")
let b:is_dash= 1
if exists("b:is_sh")
unlet b:is_sh
endif
else
let b:is_sh= 1
endif
endif
" if b:is_dash, set b:is_posix too
if exists("b:is_dash")
let b:is_posix= 1
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
let s:sh_fold_functions= and(g:sh_fold_enabled,1)
let s:sh_fold_heredoc = and(g:sh_fold_enabled,2)
let s:sh_fold_ifdofor = and(g:sh_fold_enabled,4)
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
" set up the syntax-highlighting for iskeyword
if (v:version == 704 && has("patch-7.4.1142")) || v:version > 704
if !exists("g:sh_syntax_isk") || (exists("g:sh_syntax_isk") && g:sh_syntax_isk)
if exists("b:is_bash")
exe "syn iskeyword ".&iskeyword.",-,:"
else
exe "syn iskeyword ".&iskeyword.",-"
endif
endif
endif
" Set up folding commands for shell {{{1
" =================================
sil! delc ShFoldFunctions
sil! delc ShFoldHereDoc
sil! delc ShFoldIfDoFor
if s:sh_fold_functions
com! -nargs=* ShFoldFunctions <args> fold
else
com! -nargs=* ShFoldFunctions <args>
endif
if s:sh_fold_heredoc
com! -nargs=* ShFoldHereDoc <args> fold
else
com! -nargs=* ShFoldHereDoc <args>
endif
if s:sh_fold_ifdofor
com! -nargs=* ShFoldIfDoFor <args> fold
else
com! -nargs=* ShFoldIfDoFor <args>
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") || exists("b:is_bash")
syn cluster ErrorList add=shDTestError
endif
syn cluster shArithParenList contains=shArithmetic,shArithParen,shCaseEsac,shComment,shDeref,shDo,shDerefSimple,shEcho,shEscape,shNumber,shOperator,shPosnParm,shExSingleQuote,shExDoubleQuote,shHereString,shRedir,shSingleQuote,shDoubleQuote,shStatement,shVariable,shAlias,shTest,shCtrlSeq,shSpecial,shParen,bashSpecialVariables,bashStatement,shIf,shFor,shFunctionKey,shFunctionOne,shFunctionTwo
syn cluster shArithList contains=@shArithParenList,shParenError
syn cluster shCaseEsacList contains=shCaseStart,shCaseLabel,shCase,shCaseBar,shCaseIn,shComment,shDeref,shDerefSimple,shCaseCommandSub,shCaseExSingleQuote,shCaseSingleQuote,shCaseDoubleQuote,shCtrlSeq,@shErrorList,shStringSpecial,shCaseRange
syn cluster shCaseList contains=@shCommandSubList,shCaseEsac,shColon,shCommandSub,shCommandSubBQ,shSubshare,shValsub,shComment,shDblBrace,shDo,shEcho,shExpr,shFor,shHereDoc,shIf,shHereString,shRedir,shSetList,shSource,shStatement,shVariable,shCtrlSeq
if exists("b:is_kornshell") || exists("b:is_bash")
syn cluster shCaseList add=shForPP,shDblParen
endif
syn cluster shCommandSubList contains=shAlias,shArithmetic,shCmdParenRegion,shCommandSub,shComment,shCtrlSeq,shDeref,shDerefSimple,shDoubleQuote,shEcho,shEscape,shExDoubleQuote,shExpr,shExSingleQuote,shHereDoc,shNumber,shOperator,shOption,shPosnParm,shHereString,shRedir,shSingleQuote,shSpecial,shStatement,shSubSh,shTest,shVariable
syn cluster shCurlyList contains=shNumber,shComma,shDeref,shDerefSimple,shDerefSpecial
" COMBAK: removing shEscape from shDblQuoteList fails ksh04:43 -- Jun 09, 2022: I don't see the problem with ksh04, so am reinstating shEscape
syn cluster shDblQuoteList contains=shArithmetic,shCommandSub,shCommandSubBQ,shSubshare,shValsub,shDeref,shDerefSimple,shEscape,shPosnParm,shCtrlSeq,shSpecial,shSpecialDQ
syn cluster shDerefList contains=shDeref,shDerefSimple,shDerefVar,shDerefSpecial,shDerefWordError,shDerefPSR,shDerefPPS
syn cluster shDerefVarList contains=shDerefOffset,shDerefOp,shDerefVarArray,shDerefOpError
syn cluster shEchoList contains=shArithmetic,shCommandSub,shCommandSubBQ,shSubshare,shValsub,shDeref,shDerefSimple,shEscape,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,shComment,shDo,shEcho,shExpr,shFor,shHereDoc,shIf,shOption,shHereString,shRedir,shSetList,shSource,shStatement,shVariable,shOperator,shCtrlSeq
if exists("b:is_kornshell") || exists("b:is_bash")
syn cluster shFunctionList add=shRepeat,shDblBrace,shDblParen,shForPP
syn cluster shDerefList add=shCommandSubList,shEchoDeref
endif
syn cluster shHereBeginList contains=@shCommandSubList
syn cluster shHereList contains=shBeginHere,shHerePayload
syn cluster shHereListDQ contains=shBeginHere,@shDblQuoteList,shHerePayload
syn cluster shIdList contains=shArithmetic,shCommandSub,shCommandSubBQ,shSubshare,shValsub,shWrapLineOperator,shSetOption,shComment,shDeref,shDerefSimple,shHereString,shNumber,shOperator,shRedir,shExSingleQuote,shExDoubleQuote,shSingleQuote,shDoubleQuote,shExpr,shCtrlSeq,shStringSpecial,shAtExpr
syn cluster shIfList contains=@shLoopList,shDblBrace,shDblParen,shFunctionKey,shFunctionOne,shFunctionTwo
syn cluster shLoopList contains=@shCaseList,@shErrorList,shCaseEsac,shConditional,shDblBrace,shExpr,shFor,shIf,shOption,shSet,shTest,shTestOpr,shTouch
if exists("b:is_kornshell") || exists("b:is_bash")
syn cluster shLoopList add=shForPP,shDblParen
endif
syn cluster shPPSLeftList contains=shAlias,shArithmetic,shCmdParenRegion,shCommandSub,shSubshare,shValsub,shCtrlSeq,shDeref,shDerefSimple,shDoubleQuote,shEcho,shEscape,shExDoubleQuote,shExpr,shExSingleQuote,shHereDoc,shNumber,shOperator,shOption,shPosnParm,shHereString,shRedir,shSingleQuote,shSpecial,shStatement,shSubSh,shTest,shVariable
syn cluster shPPSRightList contains=shDeref,shDerefSimple,shEscape,shPosnParm
syn cluster shSubShList contains=@shCommandSubList,shCommandSubBQ,shSubshare,shValsub,shCaseEsac,shColon,shCommandSub,shComment,shDo,shEcho,shExpr,shFor,shIf,shHereString,shRedir,shSetList,shSource,shStatement,shVariable,shCtrlSeq,shOperator
syn cluster shTestList contains=shArithmetic,shCharClass,shCommandSub,shCommandSubBQ,shSubshare,shValsub,shCtrlSeq,shDeref,shDerefSimple,shDoubleQuote,shSpecialDQ,shExDoubleQuote,shExpr,shExSingleQuote,shNumber,shOperator,shSingleQuote,shTest,shTestOpr
syn cluster shNoZSList contains=shSpecialNoZS
syn cluster shForList contains=shTestOpr,shNumber,shDerefSimple,shDeref,shCommandSub,shCommandSubBQ,shSubshare,shValsub,shArithmetic
" Echo: {{{1
" ====
" This one is needed INSIDE a CommandSub, so that `echo bla` be correct
if exists("b:is_kornshell")
syn region shEcho matchgroup=shStatement start="\<echo\>" skip="\\$" matchgroup=shEchoDelim end="$" matchgroup=NONE end="[<>;&|()`}]"me=e-1 end="\d[<>]"me=e-2 end="#"me=e-1 end="\ze[ \t\n;]}" contains=@shEchoList skipwhite nextgroup=shQuickComment
syn region shEcho matchgroup=shStatement start="\<print\>" skip="\\$" matchgroup=shEchoDelim end="$" matchgroup=NONE end="[<>;&|()`}]"me=e-1 end="\d[<>]"me=e-2 end="#"me=e-1 end="\ze[ \t\n;]}" contains=@shEchoList skipwhite nextgroup=shQuickComment
else
syn region shEcho matchgroup=shStatement start="\<echo\>" skip="\\$" matchgroup=shEchoDelim end="$" matchgroup=NONE end="[<>;&|()`]"me=e-1 end="\d[<>]"me=e-2 end="#"me=e-1 contains=@shEchoList skipwhite nextgroup=shQuickComment
syn region shEcho matchgroup=shStatement start="\<print\>" skip="\\$" matchgroup=shEchoDelim end="$" matchgroup=NONE end="[<>;&|()`]"me=e-1 end="\d[<>]"me=e-2 end="#"me=e-1 contains=@shEchoList skipwhite nextgroup=shQuickComment
endif
if exists("b:is_kornshell") || exists("b:is_bash") || exists("b:is_posix")
syn region shEchoDeref contained matchgroup=shStatement start="\<echo\>" skip="\\$" matchgroup=shEchoDelim end="$" end="[<>;&|()`}]"me=e-1 end="\d[<>]"me=e-2 end="#"me=e-1 contains=@shEchoList skipwhite nextgroup=shQuickComment
syn region shEchoDeref contained matchgroup=shStatement start="\<print\>" skip="\\$" matchgroup=shEchoDelim end="$" end="[<>;&|()`}]"me=e-1 end="\d[<>]"me=e-2 end="#"me=e-1 contains=@shEchoList skipwhite nextgroup=shQuickComment
endif
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") || exists("b:is_posix")
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="="
" syn region shAlias matchgroup=shStatement start="\<alias\>\s\+\(\h[-._[:alnum:]]\+\)\@=" skip="\\$" end="\>\|`"
" syn region shAlias matchgroup=shStatement start="\<alias\>\s\+\(\h[-._[:alnum:]]\+=\)\@=" skip="\\$" end="="
" Touch: {{{1
" =====
syn match shTouch '\<touch\>[^;#]*' skipwhite nextgroup=shComment contains=shTouchCmd,shDoubleQuote,shSingleQuote,shDeref,shDerefSimple
syn match shTouchCmd '\<touch\>' contained
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") || exists("b:is_bash")
syn match shDTestError "]]"
endif
syn match shTestError "]"
endif
" Options: {{{1
" ====================
syn match shOption "\s\zs[-+][-_a-zA-Z#@]\+"
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=shSpecialNxt
syn region shSubSh transparent matchgroup=shSubShRegion start="[^(]\zs(" end=")" contains=@shSubShList nextgroup=shSpecialNxt
" 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 region shNoQuote start='\S' skip='\%(\\\\\)*\\.' end='\ze\s' end="\ze['"]" contained contains=shDerefSimple,shDeref
syn match shAstQuote contained '\*\ze"' nextgroup=shString
syn match shTestOpr contained '[^-+/%]\zs=' skipwhite nextgroup=shTestDoubleQuote,shTestSingleQuote,shTestPattern
syn match shTestOpr contained "<=\|>=\|!=\|==\|=\~\|-.\>\|-\(nt\|ot\|ef\|eq\|ne\|lt\|le\|gt\|ge\)\>\|[!<>]"
syn match shTestPattern contained '\w\+'
syn region shTestDoubleQuote contained start='\%(\%(\\\\\)*\\\)\@<!"' skip=+\\\\\|\\"+ end='"' contains=shDeref,shDerefSimple,shDerefSpecial
syn match shTestSingleQuote contained '\\.' nextgroup=shTestSingleQuote
syn match shTestSingleQuote contained "'[^']*'"
if exists("b:is_kornshell") || exists("b:is_bash")
syn region shDblBrace matchgroup=Delimiter start="\[\[" skip=+\%(\\\\\)*\\$+ end="\]\]" contains=@shTestList,shAstQuote,shNoQuote,shComment
syn region shDblParen matchgroup=Delimiter start="((" skip=+\%(\\\\\)*\\$+ end="))" contains=@shTestList,shComment
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
" ======
ShFoldIfDoFor syn region shDo transparent matchgroup=shConditional start="\<do\>" matchgroup=shConditional end="\<done\>" contains=@shLoopList
ShFoldIfDoFor syn region shIf transparent matchgroup=shConditional start="\<if\_s" matchgroup=shConditional skip=+-fi\>+ end="\<;\_s*then\>" end="\<fi\>" contains=@shIfList
ShFoldIfDoFor syn region shFor matchgroup=shLoop start="\<for\ze\_s\s*\%(((\)\@!" end="\<in\>" end="\<do\>"me=e-2 contains=@shLoopList,shDblParen skipwhite nextgroup=shCurlyIn
if exists("b:is_kornshell") || exists("b:is_bash")
ShFoldIfDoFor syn region shForPP matchgroup=shLoop start='\<for\>\_s*((' end='))' contains=@shForList
endif
if exists("b:is_kornshell") || exists("b:is_bash") || exists("b:is_posix")
syn cluster shCaseList add=shRepeat
syn cluster shFunctionList add=shRepeat
syn region shRepeat matchgroup=shLoop start="\<while\_s" end="\<do\>"me=e-2 contains=@shLoopList,shDblParen,shDblBrace
syn region shRepeat matchgroup=shLoop start="\<until\_s" end="\<do\>"me=e-2 contains=@shLoopList,shDblParen,shDblBrace
if !exists("b:is_posix")
syn region shCaseEsac matchgroup=shConditional start="\<select\s" matchgroup=shConditional end="\<in\>" end="\<do\>" contains=@shLoopList
endif
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
syn match shCaseLabel contained skipwhite "\%(\\.\|[-a-zA-Z0-9_*.]\)\+" contains=shCharClass
if exists("b:is_bash")
ShFoldIfDoFor syn region shCase contained skipwhite skipnl matchgroup=shSnglCase start="\%(\\.\|[^#$()'" \t]\)\{-}\zs)" end=";;" end=";&" end=";;&" end="esac"me=s-1 contains=@shCaseList nextgroup=shCaseStart,shCase,shComment
elseif exists("b:is_kornshell")
ShFoldIfDoFor syn region shCase contained skipwhite skipnl matchgroup=shSnglCase start="\%(\\.\|[^#$()'" \t]\)\{-}\zs)" end=";;" end=";&" end="esac"me=s-1 contains=@shCaseList nextgroup=shCaseStart,shCase,shComment
else
ShFoldIfDoFor syn region shCase contained skipwhite skipnl matchgroup=shSnglCase start="\%(\\.\|[^#$()'" \t]\)\{-}\zs)" end=";;" end="esac"me=s-1 contains=@shCaseList nextgroup=shCaseStart,shCase,shComment
endif
ShFoldIfDoFor syn region shCaseEsac matchgroup=shConditional start="\<case\>" end="\<esac\>" contains=@shCaseEsacList
syn keyword shCaseIn contained skipwhite skipnl in nextgroup=shCase,shCaseStart,shCaseBar,shComment,shCaseExSingleQuote,shCaseSingleQuote,shCaseDoubleQuote
if exists("b:is_bash") || exists("b:is_kornshell")
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 shCommandSubBQ start="`" skip="\\\\\|\\." end="`" contains=shBQComment,@shCommandSubList
"COMBAK: see ksh13:50
"syn match shEscape contained '\%(^\)\@!\%(\\\\\)*\\.' nextgroup=shSingleQuote,shDoubleQuote,shComment
"COMBAK: see sh11:27
syn match shEscape contained '\%(^\)\@!\%(\\\\\)*\\.' nextgroup=shComment
"COMBAK: see ksh13:53
"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") || exists("b:is_posix")
syn region shCommandSub matchgroup=shCmdSubRegion start="\$(\ze[^(]" skip='\\\\\|\\.' end=")" contains=@shCommandSubList
if exists("b:is_kornshell")
syn region shSubshare matchgroup=shCmdSubRegion start="\${\ze[ \t\n<]" skip='\\\\\|\\.' end="\zs[ \t\n;]}" contains=@shCommandSubList
syn region shValsub matchgroup=shCmdSubRegion start="\${|" skip='\\\\\|\\.' end="}" contains=@shCommandSubList
endif
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\+"
syn region shArithParen matchgroup=shArithRegion contained start="(" end=")" contains=@shArithParenList
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 head less ls mkdir mv rm rmdir rpm sed sleep sort strip tail
syn keyword bashAdminStatement daemon killall killproc nice reload restart start status stop
syn keyword bashStatement command compgen
endif
if exists("b:is_kornshell") || exists("b:is_posix")
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 head killall less ls mkdir mv nice printenv rm rmdir sed sort strip stty tail 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
if exists("b:is_kornshell") || exists("b:is_posix")
syn match shColon '^\s*\zs:'
endif
" String And Character Constants: {{{1
"================================
syn match shNumber "\<\d\+\>#\="
syn match shNumber "\<-\=\.\=\d\+\>#\="
syn match shCtrlSeq "\\\d\d\d\|\\[abcfnrtv0]" contained
if exists("b:is_bash") || exists("b:is_kornshell")
syn match shSpecial "[^\\]\(\\\\\)*\zs\\\o\o\o\|\\x\x\x\|\\c[^"]\|\\[abefnrtv]" contained
syn match shSpecial "^\(\\\\\)*\zs\\\o\o\o\|\\x\x\x\|\\c[^"]\|\\[abefnrtv]" contained
syn region shExSingleQuote matchgroup=shQuote start=+\$'+ skip=+\\\\\|\\.+ end=+'+ contains=shStringSpecial,shSpecial nextgroup=shSpecialNxt
syn region shExDoubleQuote matchgroup=shQuote start=+\$"+ skip=+\\\\\|\\.\|\\"+ end=+"+ contains=@shDblQuoteList,shStringSpecial,shSpecial nextgroup=shSpecialNxt
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 nextgroup=shSpecialStart,shSpecialSQ
syn region shDoubleQuote matchgroup=shQuote start=+\%(\%(\\\\\)*\\\)\@<!"+ skip=+\\.+ end=+"+ contains=@shDblQuoteList,shStringSpecial,@Spell nextgroup=shSpecialStart
syn match shStringSpecial "[^[:print:] \t]" contained
syn match shStringSpecial "[^\\]\zs\%(\\\\\)*\(\\[\\"'`$()#]\)\+" nextgroup=shComment
syn match shSpecialSQ "[^\\]\zs\%(\\\\\)*\(\\[\\"'`$()#]\)\+" contained nextgroup=shBkslshSnglQuote,@shNoZSList
syn match shSpecialDQ "[^\\]\zs\%(\\\\\)*\(\\[\\"'`$()#]\)\+" contained nextgroup=shBkslshDblQuote,@shNoZSList
syn match shSpecialStart "\%(\\\\\)*\\[\\"'`$()#]" contained nextgroup=shBkslshSnglQuote,shBkslshDblQuote,@shNoZSList
syn match shSpecial "^\%(\\\\\)*\\[\\"'`$()#]"
syn match shSpecialNoZS contained "\%(\\\\\)*\\[\\"'`$()#]"
syn match shSpecialNxt contained "\\[\\"'`$()#]"
"syn region shBkslshSnglQuote contained matchgroup=shQuote start=+'+ end=+'+ contains=@Spell nextgroup=shSpecialStart
"syn region shBkslshDblQuote contained matchgroup=shQuote start=+"+ skip=+\\"+ end=+"+ contains=@shDblQuoteList,shStringSpecial,@Spell nextgroup=shSpecialStart
" Comments: {{{1
"==========
syn cluster shCommentGroup contains=shTodo,@Spell
if exists("b:is_bash")
syn match shTodo contained "\<\%(COMBAK\|FIXME\|TODO\|XXX\)\ze:\=\>"
else
syn keyword shTodo contained COMBAK FIXME TODO XXX
endif
syn match shComment "^\s*\zs#.*$" contains=@shCommentGroup
syn match shComment "\s\zs#.*$" contains=@shCommentGroup
syn match shComment contained "#.*$" contains=@shCommentGroup
syn match shQuickComment contained "#.*$" contains=@shCommentGroup
syn match shBQComment contained "#.\{-}\ze`" contains=@shCommentGroup
" Here Documents: {{{1
" (modified by Felipe Contreras)
" =========================================
ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc01 start="<<\s*\z([^ \t|>]\+\)" matchgroup=shHereDoc01 end="^\z1$" contains=@shDblQuoteList
ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc02 start="<<-\s*\z([^ \t|>]\+\)" matchgroup=shHereDoc02 end="^\t*\z1$" contains=@shDblQuoteList
ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc03 start="<<\s*\\\z([^ \t|>]\+\)" matchgroup=shHereDoc03 end="^\z1$"
ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc04 start="<<-\s*\\\z([^ \t|>]\+\)" matchgroup=shHereDoc04 end="^\t*\z1$"
ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc05 start="<<\s*'\z([^']\+\)'" matchgroup=shHereDoc05 end="^\z1$"
ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc06 start="<<-\s*'\z([^']\+\)'" matchgroup=shHereDoc06 end="^\t*\z1$"
ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc07 start="<<\s*\"\z([^"]\+\)\"" matchgroup=shHereDoc07 end="^\z1$"
ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc08 start="<<-\s*\"\z([^"]\+\)\"" matchgroup=shHereDoc08 end="^\t*\z1$"
ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc09 start="<<\s*\\\_$\_s*\z([^ \t|>]\+\)" matchgroup=shHereDoc09 end="^\z1$" contains=@shDblQuoteList
ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc10 start="<<-\s*\\\_$\_s*\z([^ \t|>]\+\)" matchgroup=shHereDoc10 end="^\t*\z1$" contains=@shDblQuoteList
ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc11 start="<<\s*\\\_$\_s*\\\z([^ \t|>]\+\)" matchgroup=shHereDoc11 end="^\z1$"
ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc12 start="<<-\s*\\\_$\_s*\\\z([^ \t|>]\+\)" matchgroup=shHereDoc12 end="^\t*\z1$"
ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc13 start="<<\s*\\\_$\_s*'\z([^']\+\)'" matchgroup=shHereDoc13 end="^\z1$"
ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc14 start="<<-\s*\\\_$\_s*'\z([^']\+\)'" matchgroup=shHereDoc14 end="^\t*\z1$"
ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc15 start="<<\s*\\\_$\_s*\"\z([^"]\+\)\"" matchgroup=shHereDoc15 end="^\z1$"
ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc16 start="<<-\s*\\\_$\_s*\"\z([^"]\+\)\"" matchgroup=shHereDoc16 end="^\t*\z1$"
" Here Strings: {{{1
" =============
" available for: bash; ksh (really should be ksh93 only) but not if its a posix
if exists("b:is_bash") || (exists("b:is_kornshell") && !exists("b:is_posix"))
syn match shHereString "<<<" skipwhite nextgroup=shCmdParenRegion
endif
" Identifiers: {{{1
"=============
syn match shSetOption "\s\zs[-+][a-zA-Z0-9]\+\>" contained
syn match shVariable "\<\h\w*\ze=" nextgroup=shVarAssign
syn match shVarAssign "=" contained nextgroup=shCmdParenRegion,shPattern,shDeref,shDerefSimple,shDoubleQuote,shExDoubleQuote,shSingleQuote,shExSingleQuote,shVar
syn match shVar contained "\h\w*"
syn region shAtExpr contained start="@(" end=")" contains=@shIdList
if exists("b:is_bash")
syn match shSet "^\s*set\ze\s\+$"
syn region shSetList oneline matchgroup=shSet start="\<\%(declare\|local\|export\)\>\ze[/a-zA-Z_]\@!" end="$" matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+#\|=" contains=@shIdList
syn region shSetList oneline matchgroup=shSet start="\<\%(set\|unset\)\>[/a-zA-Z_]\@!" end="\ze[;|#)]\|$" matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+=" contains=@shIdList nextgroup=shComment
elseif exists("b:is_kornshell") || exists("b:is_posix")
syn match shSet "^\s*set\ze\s\+$"
if exists("b:is_dash")
syn region shSetList oneline matchgroup=shSet start="\<\%(local\)\>\ze[/]\@!" end="$" matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+[#=]" contains=@shIdList
endif
syn region shSetList oneline matchgroup=shSet start="\<\(export\)\>\ze[/]\@!" end="$" matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+[#=]" contains=@shIdList
syn region shSetList oneline matchgroup=shSet start="\<\%(set\|unset\>\)\ze[/a-zA-Z_]\@!" end="\ze[;|#)]\|$" matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+[#=]" contains=@shIdList nextgroup=shComment
else
syn region shSetList oneline matchgroup=shSet start="\<\(set\|export\|unset\)\>\ze[/a-zA-Z_]\@!" end="\ze[;|#)]\|$" matchgroup=shSetListDelim end="\ze[}|);&]" matchgroup=NONE end="\ze\s\+[#=]" contains=@shIdList
endif
" KornShell namespace: {{{1
if exists("b:is_kornshell")
syn keyword shFunctionKey namespace skipwhite skipnl nextgroup=shFunctionTwo
endif
" Functions: {{{1
if !exists("b:is_posix")
syn keyword shFunctionKey function skipwhite skipnl nextgroup=shFunctionTwo
endif
if exists("b:is_bash")
ShFoldFunctions syn region shFunctionOne matchgroup=shFunction start="^\s*[A-Za-z_0-9:][-a-zA-Z_0-9:]*\s*()\_s*{" end="}" contains=@shFunctionList skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
ShFoldFunctions syn region shFunctionTwo matchgroup=shFunction start="\%(do\)\@!\&\<[A-Za-z_0-9:][-a-zA-Z_0-9:]*\>\s*\%(()\)\=\_s*{" end="}" contains=shFunctionKey,@shFunctionList contained skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
ShFoldFunctions syn region shFunctionThree matchgroup=shFunction start="^\s*[A-Za-z_0-9:][-a-zA-Z_0-9:]*\s*()\_s*(" end=")" contains=@shFunctionList skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
ShFoldFunctions syn region shFunctionFour matchgroup=shFunction start="\%(do\)\@!\&\<[A-Za-z_0-9:][-a-zA-Z_0-9:]*\>\s*\%(()\)\=\_s*)" end=")" contains=shFunctionKey,@shFunctionList contained skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
else
ShFoldFunctions syn region shFunctionOne matchgroup=shFunction start="^\s*\h\w*\s*()\_s*{" end="}" contains=@shFunctionList skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
ShFoldFunctions syn region shFunctionTwo matchgroup=shFunction start="\%(do\)\@!\&\<\h\w*\>\s*\%(()\)\=\_s*{" end="}" contains=shFunctionKey,@shFunctionList contained skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
ShFoldFunctions syn region shFunctionThree matchgroup=shFunction start="^\s*\h\w*\s*()\_s*(" end=")" contains=@shFunctionList skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
ShFoldFunctions syn region shFunctionFour matchgroup=shFunction start="\%(do\)\@!\&\<\h\w*\>\s*\%(()\)\=\_s*(" end=")" contains=shFunctionKey,@shFunctionList contained skipwhite skipnl nextgroup=shFunctionStart,shQuickComment
endif
" Parameter Dereferencing: {{{1
" ========================
" Note: sh04 failure with following line
"if !exists("g:sh_no_error") && !(exists("b:is_bash") || exists("b:is_kornshell") || exists("b:is_posix"))
if !exists("g:sh_no_error")
syn match shDerefWordError "[^}$[~]" contained
endif
syn match shDerefSimple "\$\%(\h\w*\|\d\)" nextgroup=@shNoZSList
if exists("b:is_kornshell")
syn region shDeref matchgroup=PreProc start="\${\ze[^ \t\n<|]" end="}" contains=@shDerefList,shDerefVarArray nextgroup=shSpecialStart
else
syn region shDeref matchgroup=PreProc start="\${" end="}" contains=@shDerefList,shDerefVarArray nextgroup=shSpecialStart
endif
syn match shDerefSimple "\$[-#*@!?]" nextgroup=@shNoZSList
syn match shDerefSimple "\$\$" nextgroup=@shNoZSList
syn match shDerefSimple "\${\d}" nextgroup=@shNoZSList nextgroup=shSpecialStart
if exists("b:is_bash") || exists("b:is_kornshell") || exists("b:is_posix")
syn region shDeref matchgroup=PreProc start="\${##\=" end="}" contains=@shDerefList nextgroup=@shSpecialNoZS,shSpecialStart
syn region shDeref matchgroup=PreProc start="\${\$\$" end="}" contains=@shDerefList nextgroup=@shSpecialNoZS,shSpecialStart
endif
" ksh: ${.sh.*} variables: {{{1
" ========================================
if exists("b:is_kornshell")
syn match shDerefVar contained "\.\+" nextgroup=@shDerefVarList
endif
" ksh: ${!var[*]} array index list syntax: {{{1
" ========================================
if exists("b:is_kornshell") || exists("b:is_posix")
syn region shDeref matchgroup=PreProc start="\${!" end="}" contains=@shDerefVarArray
endif
" bash: ${!prefix*} and ${#parameter}: {{{1
" ====================================
if exists("b:is_bash")
syn region shDeref matchgroup=PreProc start="\${!" end="\*\=}" contains=@shDerefList,shDerefOffset
syn match shDerefVar contained "{\@<=!\h\w*" nextgroup=@shDerefVarList
endif
if exists("b:is_kornshell")
syn match shDerefVar contained "{\@<=!\h\w*[[:alnum:]_.]*" nextgroup=@shDerefVarList
endif
syn match shDerefSpecial contained "{\@<=[-*@?0]" nextgroup=shDerefOp,shDerefOffset,shDerefOpError
syn match shDerefSpecial contained "\({[#!]\)\@<=[[:alnum:]*@_]\+" nextgroup=@shDerefVarList,shDerefOp
syn match shDerefVar contained "{\@<=\h\w*" nextgroup=@shDerefVarList
syn match shDerefVar contained '\d' nextgroup=@shDerefVarList
if exists("b:is_kornshell") || exists("b:is_posix")
syn match shDerefVar contained "{\@<=\h\w*[[:alnum:]_.]*" nextgroup=@shDerefVarList
endif
" sh ksh bash : ${var[... ]...} array reference: {{{1
syn region shDerefVarArray contained matchgroup=shDeref start="\[" end="]" contains=@shCommandSubList nextgroup=shDerefOp,shDerefOpError,shDerefOffset
" 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
" bash : ${@:start:qty} display command line arguments from start to start+qty-1 (inferred)
" bash : ${parameter@operator} transforms parameter (operator∈[uULqEPARa])
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") || exists("b:is_posix")
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
syn match shDerefOp contained "@[uULQEPAKa]"
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") || exists("b:is_kornshell") || exists("b:is_posix")
" bash ksh posix : ${parameter:offset}
" bash ksh posix : ${parameter:offset:length}
syn region shDerefOffset contained start=':[^-=?+]' end='\ze:' end='\ze}' contains=shDeref,shDerefSimple,shDerefEscape nextgroup=shDerefLen,shDeref,shDerefSimple
syn region shDerefOffset contained start=':\s-' end='\ze:' end='\ze}' contains=shDeref,shDerefSimple,shDerefEscape nextgroup=shDerefLen,shDeref,shDerefSimple
syn match shDerefLen contained ":[^}]\+" contains=shDeref,shDerefSimple,shArithmetic
endif
if exists("b:is_bash")
" 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}' end='"' nextgroup=shDerefPPSright contains=@shPPSLeftList
syn region shDerefPPSright contained start='.' skip=@\%(\\\\\)\+@ end='\ze}' contains=@shPPSRightList
" bash : ${parameter/#substring/replacement}
syn match shDerefPSR contained '/#' nextgroup=shDerefPSRleft,shDoubleQuote,shSingleQuote
syn region shDerefPSRleft contained start='[^"']' skip=@\%(\\\\\)*\\/@ matchgroup=shDerefOp end='/' end='\ze}' nextgroup=shDerefPSRright
syn region shDerefPSRright contained start='.' skip=@\%(\\\\\)\+@ end='\ze}'
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
" Additional 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
" Additional ksh Keywords and Aliases: {{{1
" ===================================
if exists("b:is_kornshell") || exists("b:is_posix")
syn keyword shStatement bg builtin disown enum export false fg getconf getopts hist jobs let printf sleep true unalias whence
syn keyword shStatement typeset skipwhite nextgroup=shSetOption
syn keyword shStatement autoload compound fc float functions hash history integer nameref nohup r redirect source stop suspend times type
if exists("b:is_posix")
syn keyword shStatement command
else
syn keyword shStatement time
endif
" Additional bash Keywords: {{{1
" =====================
elseif exists("b:is_bash")
syn keyword shStatement bg builtin disown export false fg getopts jobs let printf sleep true unalias
syn keyword shStatement typeset nextgroup=shSetOption
syn keyword shStatement fc hash history source suspend times type
syn keyword shStatement bind builtin caller compopt declare dirs disown enable export help logout local mapfile popd pushd readarray shopt source typeset
else
syn keyword shStatement login newgrp
endif
" Synchronization: {{{1
" ================
if !exists("g:sh_minlines")
let s:sh_minlines = 200
else
let s:sh_minlines= g:sh_minlines
endif
if !exists("g:sh_maxlines")
let s:sh_maxlines = 2*s:sh_minlines
if s:sh_maxlines < 25
let s:sh_maxlines= 25
endif
else
let s:sh_maxlines= g:sh_maxlines
endif
exec "syn sync minlines=" . s:sh_minlines . " maxlines=" . s: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
" =====================
if !exists("skip_sh_syntax_inits")
hi def link shArithRegion shShellVariables
hi def link shAstQuote shDoubleQuote
hi def link shAtExpr shSetList
hi def link shBkslshSnglQuote shSingleQuote
hi def link shBkslshDblQuote shDOubleQuote
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 shDerefPSR 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 shFunction Function
hi def link shEmbeddedEcho shString
hi def link shEscape shCommandSub
hi def link shExDoubleQuote shDoubleQuote
hi def link shExSingleQuote shSingleQuote
hi def link shHereDoc shString
hi def link shHereString shRedir
hi def link shHerePayload shHereDoc
hi def link shLoop shStatement
hi def link shSpecialNxt shSpecial
hi def link shNoQuote shDoubleQuote
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 shBQComment 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 shSpecialStart 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 shTouchCmd shStatement
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 shCharClass shSpecial
hi def link shDerefOffset shDerefOp
hi def link shDerefLen shDerefOffset
endif
if exists("b:is_kornshell") || exists("b:is_posix")
hi def link kshSpecialVariables shShellVariables
hi def link kshStatement shStatement
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 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") || exists("b:is_posix")
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 shCommandSubBQ shCommandSub
hi def link shSubshare shCommandSub
hi def link shValsub shCommandSub
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 shSpecialDQ Special
hi def link shSpecialSQ Special
hi def link shSpecialNoZS shSpecial
hi def link shStatement Statement
hi def link shString String
hi def link shTodo Todo
hi def link shAlias Identifier
hi def link shHereDoc01 shRedir
hi def link shHereDoc02 shRedir
hi def link shHereDoc03 shRedir
hi def link shHereDoc04 shRedir
hi def link shHereDoc05 shRedir
hi def link shHereDoc06 shRedir
hi def link shHereDoc07 shRedir
hi def link shHereDoc08 shRedir
hi def link shHereDoc09 shRedir
hi def link shHereDoc10 shRedir
hi def link shHereDoc11 shRedir
hi def link shHereDoc12 shRedir
hi def link shHereDoc13 shRedir
hi def link shHereDoc14 shRedir
hi def link shHereDoc15 shRedir
hi def link shHereDoc16 shRedir
endif
" Delete shell folding commands {{{1
" =============================
delc ShFoldFunctions
delc ShFoldHereDoc
delc ShFoldIfDoFor
" Set Current Syntax: {{{1
" ===================
if exists("b:is_bash")
let b:current_syntax = "bash"
elseif exists("b:is_kornshell")
let b:current_syntax = "ksh"
elseif exists("b:is_posix")
let b:current_syntax = "posix"
else
let b:current_syntax = "sh"
endif
" vim: ts=16 fdm=marker