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" Vim syntax file " Language: SNOBOL4 " Maintainer: Rafal Sulejman <rms@poczta.onet.pl> " Site: http://rms.republika.pl/vim/syntax/snobol4.vim " Last change: : Thu, 25 Jan 2018 14:21:24 +0100 " Changes: " - system variables updated for SNOBOL4 2.0+ " - strict snobol4 mode (set snobol4_strict_mode to activate) " - incorrect HL of dots in strings corrected " - incorrect HL of dot-variables in parens corrected " - one character labels weren't displayed correctly. " - nonexistent Snobol4 keywords displayed as errors. " Quit when a syntax file was already loaded if exists("b:current_syntax") finish endif syntax case ignore " Snobol4 keywords syn keyword snobol4Keyword any apply arb arbno arg array syn keyword snobol4Keyword break syn keyword snobol4Keyword char clear code collect convert copy syn keyword snobol4Keyword data datatype date define detach differ dump dupl syn keyword snobol4Keyword endfile eq eval syn keyword snobol4Keyword field syn keyword snobol4Keyword ge gt ident syn keyword snobol4Keyword input integer item syn keyword snobol4Keyword le len lgt local lpad lt syn keyword snobol4Keyword ne notany syn keyword snobol4Keyword opsyn output syn keyword snobol4Keyword pos prototype syn keyword snobol4Keyword remdr replace rpad rpos rtab rewind syn keyword snobol4Keyword size span stoptr syn keyword snobol4Keyword tab table time trace trim terminal syn keyword snobol4Keyword unload syn keyword snobol4Keyword value " CSNOBOL keywords syn keyword snobol4ExtKeyword breakx syn keyword snobol4ExtKeyword char chop syn keyword snobol4ExtKeyword date delete syn keyword snobol4ExtKeyword exp syn keyword snobol4ExtKeyword freeze function syn keyword snobol4ExtKeyword host syn keyword snobol4ExtKeyword io_findunit syn keyword snobol4ExtKeyword label lpad leq lge lle llt lne log syn keyword snobol4ExtKeyword ord syn keyword snobol4ExtKeyword reverse rpad rsort rename syn keyword snobol4ExtKeyword serv_listen sset set sort sqrt substr syn keyword snobol4ExtKeyword thaw syn keyword snobol4ExtKeyword vdiffer syn region snobol4String matchgroup=Quote start=+"+ end=+"+ syn region snobol4String matchgroup=Quote start=+'+ end=+'+ syn match snobol4BogusStatement "^-[^ ][^ ]*" syn match snobol4Statement "^-\(include\|copy\|module\|line\|plusopts\|case\|error\|noerrors\|list\|unlist\|execute\|noexecute\|copy\)" syn match snobol4Constant /"[^a-z"']\.[a-z][a-z0-9\-]*"/hs=s+1 syn region snobol4Goto start=":[sf]\{0,1}(" end=")\|$\|;" contains=ALLBUT,snobol4ParenError syn match snobol4Number "\<\d*\(\.\d\d*\)*\>" syn match snobol4BogusSysVar "&\w\{1,}" syn match snobol4SysVar "&\<\(abort\|alphabet\|anchor\|arb\|bal\|case\|code\|digits\|dump\|errlimit\|errtext\|errtype\|fail\|fence\|fnclevel\|ftrace\|fullscan\|input\|lastno\|lcase\|maxlngth\|output\|parm\|rem\|rtntype\|stcount\|stfcount\|stlimit\|stno\|succeed\|trace\|trim\|ucase\)\>" syn match snobol4ExtSysVar "&\(gtrace\|line\|file\|lastline\|lastfile\)" syn match snobol4Label "\(^\|;\)[^-\.\+ \t\*\.]\{1,}[^ \t\*\;]*" syn match snobol4Comment "\(^\|;\)\([\*\|!;#].*$\)" " Parens matching syn cluster snobol4ParenGroup contains=snobol4ParenError syn region snobol4Paren transparent start='(' end=')' contains=ALLBUT,@snobol4ParenGroup,snobol4ErrInBracket syn match snobol4ParenError display "[\])]" syn match snobol4ErrInParen display contained "[\]{}]\|<%\|%>" syn region snobol4Bracket transparent start='\[\|<:' end=']\|:>' contains=ALLBUT,@snobol4ParenGroup,snobol4ErrInParen syn match snobol4ErrInBracket display contained "[){}]\|<%\|%>" " optional shell shebang line " syn match snobol4Comment "^\#\!.*$" " Define the default highlighting. " Only when an item doesn't have highlighting yet hi def link snobol4Constant Constant hi def link snobol4Label Label hi def link snobol4Goto Repeat hi def link snobol4Conditional Conditional hi def link snobol4Repeat Repeat hi def link snobol4Number Number hi def link snobol4Error Error hi def link snobol4Statement PreProc hi def link snobol4BogusStatement snobol4Error hi def link snobol4String String hi def link snobol4Comment Comment hi def link snobol4Special Special hi def link snobol4Todo Todo hi def link snobol4Keyword Keyword hi def link snobol4Function Function hi def link snobol4MathsOperator Operator hi def link snobol4ParenError snobol4Error hi def link snobol4ErrInParen snobol4Error hi def link snobol4ErrInBracket snobol4Error hi def link snobol4SysVar Keyword hi def link snobol4BogusSysVar snobol4Error if exists("snobol4_strict_mode") hi def link snobol4ExtSysVar WarningMsg hi def link snobol4ExtKeyword WarningMsg else hi def link snobol4ExtSysVar snobol4SysVar hi def link snobol4ExtKeyword snobol4Keyword endif let b:current_syntax = "snobol4" " vim: ts=8