updated for version 7.0g01
diff --git a/runtime/syntax/snobol4.vim b/runtime/syntax/snobol4.vim
index d5475e5..1f6460f 100644
--- a/runtime/syntax/snobol4.vim
+++ b/runtime/syntax/snobol4.vim
@@ -1,7 +1,10 @@
" Vim syntax file
" Language: SNOBOL4
" Maintainer: Rafal Sulejman <rms@poczta.onet.pl>
-" Last change: 2004 May 16
+" Site: http://rms.republika.pl/vim/syntax/snobol4.vim
+" Last change: 2006 may 1
+" Changes:
+" - nonexistent Snobol4 keywords displayed as errors.
" For version 5.x: Clear all syntax items
" For version 6.x: Quit when a syntax file was already loaded
@@ -13,48 +16,49 @@
syntax case ignore
" Vanilla Snobol4 keywords
-syn keyword snobol4Keywoard any apply arb arbno arg array
-syn keyword snobol4Keywoard break
-syn keyword snobol4Keywoard char clear code collect convert copy
-syn keyword snobol4Keywoard data datatype date define detach differ dump dupl
-syn keyword snobol4Keywoard endfile eq eval
-syn keyword snobol4Keywoard field
-syn keyword snobol4Keywoard ge gt ident
-syn keyword snobol4Keywoard input integer item
-syn keyword snobol4Keywoard le len lgt local lpad lt
-syn keyword snobol4Keywoard ne notany
-syn keyword snobol4Keywoard opsyn output
-syn keyword snobol4Keywoard pos prototype
-syn keyword snobol4Keywoard remdr replace rpad rpos rtab
-syn keyword snobol4Keywoard size span stoptr
-syn keyword snobol4Keywoard tab table time trace trim
-syn keyword snobol4Keywoard unload
-syn keyword snobol4Keywoard value
+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
+syn keyword snobol4Keyword size span stoptr
+syn keyword snobol4Keyword tab table time trace trim terminal
+syn keyword snobol4Keyword unload
+syn keyword snobol4Keyword value
" Spitbol keywords
" CSNOBOL keywords
-syn keyword snobol4Keywoard sset
+syn keyword snobol4Keyword sset
syn region snobol4String matchgroup=Quote start=+"+ skip=+\\"+ end=+"+
syn region snobol4String matchgroup=Quote start=+'+ skip=+\\'+ end=+'+
-syn match snobol4Label "^[^- \t][^ \t]*"
syn match snobol4Statement "^-[^ ][^ ]*"
-syn match snobol4Comment "^*.*$"
-syn match Constant "\.[a-z][a-z0-9\-]*"
-"syn match snobol4Label ":\([sf]*([^)]*)\)*" contains=ALLBUT,snobol4ParenError
-syn region snobol4Label start=":(" end=")" contains=ALLBUT,snobol4ParenError
-syn region snobol4Label start=":f(" end=")" contains=ALLBUT,snobol4ParenError
-syn region snobol4Label start=":s(" end=")" contains=ALLBUT,snobol4ParenError
-syn match snobol4Number "\<\d*\(\.\d\d*\)*\>"
+syn match snobol4Comment "^\*.*$"
+syn match snobol4Comment ";\*.*$"
+syn match snobol4Constant "[^a-z]\.[a-z][a-z0-9\-]*"
+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 "&\(abort\|alphabet\|anchor\|arb\|bal\|case\|code\|dump\|errlimit\|errtext\|errtype\|fail\|fence\|fnclevel\|ftrace\|fullscan\|input\|lastno\|lcase\|maxlngth\|output\|parm\|rem\|rtntype\|stcount\|stfcount\|stlimit\|stno\|succeed\|trace\|trim\|ucase\)"
+syn match snobol4Label "^[^-\.\+ \t]\S\{1,}"
+"
" 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 "[);{}]\|<%\|%>"
+syn match snobol4ErrInBracket display contained "[){}]\|<%\|%>"
" optional shell shebang line
-syn match snobol4Comment "^\#\!.*$"
+syn match snobol4Comment "^\#\!.*$"
" Define the default highlighting.
@@ -68,23 +72,27 @@
command -nargs=+ HiLink hi def link <args>
endif
- HiLink snobol4Label Label
- HiLink snobol4Conditional Conditional
- HiLink snobol4Repeat Repeat
- HiLink snobol4Number Number
- HiLink snobol4Error Error
- HiLink snobol4Statement PreProc
- HiLink snobol4String String
- HiLink snobol4Comment Comment
- HiLink snobol4Special Special
- HiLink snobol4Todo Todo
- HiLink snobol4Keyword Statement
- HiLink snobol4Function Statement
- HiLink snobol4Keyword Keyword
- HiLink snobol4MathsOperator Operator
+ HiLink snobol4Constant Constant
+ HiLink snobol4Label Label
+ HiLink snobol4Goto Repeat
+ HiLink snobol4Conditional Conditional
+ HiLink snobol4Repeat Repeat
+ HiLink snobol4Number Number
+ HiLink snobol4Error Error
+ HiLink snobol4Statement PreProc
+ HiLink snobol4String String
+ HiLink snobol4Comment Comment
+ HiLink snobol4Special Special
+ HiLink snobol4Todo Todo
+ HiLink snobol4Keyword Statement
+ HiLink snobol4Function Statement
+ HiLink snobol4Keyword Keyword
+ HiLink snobol4MathsOperator Operator
HiLink snobol4ParenError snobol4Error
HiLink snobol4ErrInParen snobol4Error
HiLink snobol4ErrInBracket snobol4Error
+ HiLink snobol4SysVar Keyword
+ HiLink snobol4BogusSysVar snobol4Error
delcommand HiLink
endif