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Diffstat (limited to 'runtime/syntax/rexx.vim')
| -rw-r--r-- | runtime/syntax/rexx.vim | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/runtime/syntax/rexx.vim b/runtime/syntax/rexx.vim new file mode 100644 index 000000000..ef4b058b5 --- /dev/null +++ b/runtime/syntax/rexx.vim @@ -0,0 +1,113 @@ +" Vim syntax file +" Language: Rexx +" Maintainer: Thomas Geulig <geulig@nentec.de> +" Last Change: 2001 May 2 +" URL: http://mywebpage.netscape.com/sharpPeople/vim/syntax/rexx.vim +" +" Special Thanks to Dan Sharp <dwsharp@hotmail.com> for comments and additions +" (and providing the webspace) + +" For version 5.x: Clear all syntax items +" For version 6.x: Quit when a syntax file was already loaded +if version < 600 + syntax clear +elseif exists("b:current_syntax") + finish +endif + +syn case ignore + +" A Keyword is the first symbol in a clause. A clause begins at the start +" of a line or after a semicolon. THEN, ELSE, OTHERWISE, and colons are always +" followed by an implied semicolon. +syn match rexxClause "\(^\|;\|:\|then \|else \|otherwise \)\s*\w\+" contains=ALL + +" Considered keywords when used together in a phrase and begin a clause +syn match rexxKeyword contained "\<signal\( on \(error\|failure\|halt\|notready\|novalue\|syntax\|lostdigits\)\(\s\+name\)\=\)\=\>" +syn match rexxKeyword contained "\<signal off \(error\|failure\|halt\|notready\|novalue\|syntax\|lostdigits\)\>" +syn match rexxKeyword contained "\<call off \(error\|failure\|halt\|notready\)\>" +syn match rexxKeyword contained "\<parse \(upper \)\=\(arg\|linein\|pull\|source\|var\|value\|version\)\>" +syn match rexxKeyword contained "\<numeric \(digits\|form \(scientific\|engineering\|value\)\|fuzz\)\>" +syn match rexxKeyword contained "\<\(address\|trace\)\( value\)\=\>" +syn match rexxKeyword contained "\<procedure\( expose\)\=\>" +syn match rexxKeyword contained "\<do\( forever\)\=\>" + +" Another keyword phrase, separated to aid highlighting in rexxFunction +syn match rexxKeyword2 contained "\<call\( on \(error\|failure\|halt\|notready\)\(\s\+name\)\=\)\=\>" + +" Considered keywords when they begin a clause +syn match rexxKeyword contained "\<\(arg\|drop\|end\|exit\|if\|interpret\|iterate\|leave\|nop\)\>" +syn match rexxKeyword contained "\<\(options\|pull\|push\|queue\|return\|say\|select\|trace\)\>" + +" Conditional phrases +syn match rexxConditional "\(^\s*\| \)\(to\|by\|for\|until\|while\|then\|when\|otherwise\|else\)\( \|\s*$\)" contains=ALLBUT,rexxConditional +syn match rexxConditional contained "\<\(to\|by\|for\|until\|while\|then\|when\|else\|otherwise\)\>" + +" Assignments -- a keyword followed by an equal sign becomes a variable +syn match rexxAssign "\<\w\+\s*=\s*" contains=rexxSpecialVariable + +" Functions/Procedures +syn match rexxFunction "\<\h\w*\(/\*\s*\*/\)*("me=e-1 contains=rexxComment,rexxConditional,rexxKeyword +syn match rexxFunction "\<\(arg\|trace\)\(/\*\s*\*/\)*("me=e-1 +syn match rexxFunction "\<call\( on \(error\|failure\|halt\|notready\)\(\s\+name\)\=\)\=\>\s\+\w\+\>" contains=rexxKeyword2 + +" String constants +syn region rexxString start=+"+ skip=+\\\\\|\\'+ end=+"+ +syn region rexxString start=+'+ skip=+\\\\\|\\"+ end=+'+ +syn match rexxCharacter +"'[^\\]'"+ + +" Catch errors caused by wrong parenthesis +syn region rexxParen transparent start='(' end=')' contains=ALLBUT,rexxParenError,rexxTodo,rexxUserLabel,rexxKeyword +syn match rexxParenError ")" +syn match rexxInParen "[\\[\\]{}]" + +" Comments +syn region rexxComment start="/\*" end="\*/" contains=rexxTodo,rexxComment +syn match rexxCommentError "\*/" + +syn keyword rexxTodo contained TODO FIXME XXX + +" Highlight User Labels +syn match rexxUserLabel "\<\I\i*\s*:"me=e-1 + +" Special Variables +syn keyword rexxSpecialVariable sigl rc result +syn match rexxCompoundVariable "\<\w\+\.\w*\>" + +if !exists("rexx_minlines") + let rexx_minlines = 10 +endif +exec "syn sync ccomment rexxComment minlines=" . rexx_minlines + +" Define the default highlighting. +" For version 5.7 and earlier: only when not done already +" For version 5.8 and later: only when an item doesn't have highlighting yet +if version >= 508 || !exists("did_rexx_syn_inits") + if version < 508 + let did_rexx_syn_inits = 1 + command -nargs=+ HiLink hi link <args> + else + command -nargs=+ HiLink hi def link <args> + endif + + HiLink rexxUserLabel Function + HiLink rexxCharacter Character + HiLink rexxParenError rexxError + HiLink rexxInParen rexxError + HiLink rexxCommentError rexxError + HiLink rexxError Error + HiLink rexxKeyword Statement + HiLink rexxKeyword2 rexxKeyword + HiLink rexxFunction Function + HiLink rexxString String + HiLink rexxComment Comment + HiLink rexxTodo Todo + HiLink rexxSpecialVariable Special + HiLink rexxConditional rexxKeyword + + delcommand HiLink +endif + +let b:current_syntax = "rexx" + +"vim: ts=8 |