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+" Vim syntax file
+" Language: KixTart 95, Kix2001 Windows script language http://kixtart.org/
+" Maintainer: Richard Howarth <rhowarth@sgb.co.uk>
+" Last Change: 2003 May 11
+" URL: http://www.howsoft.demon.co.uk/
+
+" KixTart files identified by *.kix extension.
+
+" Amendment History:
+" 26 April 2001: RMH
+" Removed development comments from distro version
+" Renamed "Kix*" to "kix*" for consistancy
+" Changes made in preperation for VIM version 5.8/6.00
+
+" TODO:
+" Handle arrays highlighting
+" Handle object highlighting
+" The next two may not be possible:
+" Work out how to error too many "(", i.e. (() should be an error.
+" Similarly, "if" without "endif" and similar constructs should error.
+
+" Clear legacy syntax rules for version 5.x, exit if already processed for version 6+
+if version < 600
+ syn clear
+elseif exists("b:current_syntax")
+ finish
+endif
+
+syn case match
+syn keyword kixTODO TODO FIX XXX contained
+
+" Case insensitive language.
+syn case ignore
+
+" Kix statements
+syn match kixStatement "?"
+syn keyword kixStatement beep big break
+syn keyword kixStatement call cd cls color cookie1 copy
+syn keyword kixStatement del dim display
+syn keyword kixStatement exit
+syn keyword kixStatement flushkb
+syn keyword kixStatement get gets global go gosub goto
+syn keyword kixStatement md
+syn keyword kixStatement password play
+syn keyword kixStatement quit
+syn keyword kixStatement rd return run
+syn keyword kixStatement set setl setm settime shell sleep small
+syn keyword kixStatement use
+
+" Kix2001
+syn keyword kixStatement debug function endfunction redim
+
+" Simple variables
+syn match kixNotVar "\$\$\|@@\|%%" transparent contains=NONE
+syn match kixLocalVar "\$\w\+"
+syn match kixMacro "@\w\+"
+syn match kixEnvVar "%\w\+"
+
+" Destination labels
+syn match kixLabel ":\w\+\>"
+
+" Identify strings, trap unterminated strings
+syn match kixStringError +".*\|'.*+
+syn region kixDoubleString oneline start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=kixLocalVar,kixMacro,kixEnvVar,kixNotVar
+syn region kixSingleString oneline start=+'+ skip=+\\\\\|\\'+ end=+'+ contains=kixLocalVar,kixMacro,kixEnvVar,kixNotVar
+
+" Operators
+syn match kixOperator "+\|-\|\*\|/\|=\|&\||"
+syn keyword kixOperator and or
+" Kix2001
+syn match kixOperator "=="
+syn keyword kixOperator not
+
+" Numeric constants
+syn match kixInteger "-\=\<\d\+\>" contains=NONE
+syn match kixFloat "-\=\.\d\+\>\|-\=\<\d\+\.\d\+\>" contains=NONE
+
+" Hex numeric constants
+syn match kixHex "\&\x\+\>" contains=NONE
+
+" Other contants
+" Kix2001
+syn keyword kixConstant on off
+
+" Comments
+syn match kixComment ";.*$" contains=kixTODO
+
+" Trap unmatched parenthesis
+syn match kixParenCloseError ")"
+syn region kixParen oneline transparent start="(" end=")" contains=ALLBUT,kixParenCloseError
+
+" Functions (Builtin + UDF)
+syn match kixFunction "\w\+("he=e-1,me=e-1 contains=ALL
+
+" Trap unmatched brackets
+syn match kixBrackCloseError "\]"
+syn region kixBrack transparent start="\[" end="\]" contains=ALLBUT,kixBrackCloseError
+
+" Clusters for ALLBUT shorthand
+syn cluster kixIfBut contains=kixIfError,kixSelectOK,kixDoOK,kixWhileOK,kixForEachOK,kixForNextOK
+syn cluster kixSelectBut contains=kixSelectError,kixIfOK,kixDoOK,kixWhileOK,kixForEachOK,kixForNextOK
+syn cluster kixDoBut contains=kixDoError,kixSelectOK,kixIfOK,kixWhileOK,kixForEachOK,kixForNextOK
+syn cluster kixWhileBut contains=kixWhileError,kixSelectOK,kixIfOK,kixDoOK,kixForEachOK,kixForNextOK
+syn cluster kixForEachBut contains=kixForEachError,kixSelectOK,kixIfOK,kixDoOK,kixForNextOK,kixWhileOK
+syn cluster kixForNextBut contains=kixForNextError,kixSelectOK,kixIfOK,kixDoOK,kixForEachOK,kixWhileOK
+" Condtional construct errors.
+syn match kixIfError "\<if\>\|\<else\>\|\<endif\>"
+syn match kixIfOK contained "\<if\>\|\<else\>\|\<endif\>"
+syn region kixIf transparent matchgroup=kixIfOK start="\<if\>" end="\<endif\>" contains=ALLBUT,@kixIfBut
+syn match kixSelectError "\<select\>\|\<case\>\|\<endselect\>"
+syn match kixSelectOK contained "\<select\>\|\<case\>\|\<endselect\>"
+syn region kixSelect transparent matchgroup=kixSelectOK start="\<select\>" end="\<endselect\>" contains=ALLBUT,@kixSelectBut
+
+" Program control constructs.
+syn match kixDoError "\<do\>\|\<until\>"
+syn match kixDoOK contained "\<do\>\|\<until\>"
+syn region kixDo transparent matchgroup=kixDoOK start="\<do\>" end="\<until\>" contains=ALLBUT,@kixDoBut
+syn match kixWhileError "\<while\>\|\<loop\>"
+syn match kixWhileOK contained "\<while\>\|\<loop\>"
+syn region kixWhile transparent matchgroup=kixWhileOK start="\<while\>" end="\<loop\>" contains=ALLBUT,@kixWhileBut
+syn match kixForNextError "\<for\>\|\<to\>\|\<step\>\|\<next\>"
+syn match kixForNextOK contained "\<for\>\|\<to\>\|\<step\>\|\<next\>"
+syn region kixForNext transparent matchgroup=kixForNextOK start="\<for\>" end="\<next\>" contains=ALLBUT,@kixForBut
+syn match kixForEachError "\<for each\>\|\<in\>\|\<next\>"
+syn match kixForEachOK contained "\<for each\>\|\<in\>\|\<next\>"
+syn region kixForEach transparent matchgroup=kixForEachOK start="\<for each\>" end="\<next\>" contains=ALLBUT,@kixForEachBut
+
+" Expressions
+syn match kixExpression "<\|>\|<=\|>=\|<>"
+
+
+" Default highlighting.
+" Version < 5.8 set default highlight if file not already processed.
+" Version >= 5.8 set default highlight only if it doesn't already have a value.
+if version > 508 || !exists("did_kix_syn_inits")
+ if version < 508
+ let did_kix_syn_inits=1
+ command -nargs=+ HiLink hi link <args>
+ else
+ command -nargs=+ HiLink hi def link <args>
+ endif
+
+ HiLink kixDoubleString String
+ HiLink kixSingleString String
+ HiLink kixStatement Statement
+ HiLink kixRepeat Repeat
+ HiLink kixComment Comment
+ HiLink kixBuiltin Function
+ HiLink kixLocalVar Special
+ HiLink kixMacro Special
+ HiLink kixEnvVar Special
+ HiLink kixLabel Type
+ HiLink kixFunction Function
+ HiLink kixInteger Number
+ HiLink kixHex Number
+ HiLink kixFloat Number
+ HiLink kixOperator Operator
+ HiLink kixExpression Operator
+
+ HiLink kixParenCloseError Error
+ HiLink kixBrackCloseError Error
+ HiLink kixStringError Error
+
+ HiLink kixWhileError Error
+ HiLink kixWhileOK Conditional
+ HiLink kixDoError Error
+ HiLink kixDoOK Conditional
+ HiLink kixIfError Error
+ HiLink kixIfOK Conditional
+ HiLink kixSelectError Error
+ HiLink kixSelectOK Conditional
+ HiLink kixForNextError Error
+ HiLink kixForNextOK Conditional
+ HiLink kixForEachError Error
+ HiLink kixForEachOK Conditional
+
+ delcommand HiLink
+endif
+
+let b:current_syntax = "kix"
+
+" vim: ts=8 sw=2