| " Vim syntax file |
| " Language: Rexx |
| " Maintainer: Thomas Geulig <geulig@nentec.de> |
| " Last Change: 2005 Dez 9, added some <http://www.ooRexx.org>-coloring, |
| " line comments, do *over*, messages, directives, |
| " highlighting classes, methods, routines and requires |
| " Rony G. Flatscher <rony.flatscher@wu-wien.ac.at> |
| " |
| " URL: http://www.geulig.de/vim/rexx.vim |
| " |
| " Special Thanks to Dan Sharp <dwsharp@hotmail.com> and Rony G. Flatscher |
| " <Rony.Flatscher@wu-wien.ac.at> for comments and additions |
| |
| " 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 |
| |
| " add to valid identifier chars |
| setlocal iskeyword+=. |
| setlocal iskeyword+=! |
| setlocal iskeyword+=? |
| |
| " ---rgf, position important: must be before comments etc. ! |
| syn match rexxOperator "[-=|\/\\\+\*\[\],;<>&\~]" |
| |
| syn match rexxIdentifier "\<[a-zA-Z\!\?_]\([a-zA-Z0-9._?!]\)*\>" |
| syn match rexxEnvironmentSymbol "\<\.\+\([a-zA-Z0-9._?!]\)*\>" |
| |
| |
| " 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=ALLBUT,rexxParse2,rexxRaise2 |
| |
| |
| " Considered keywords when used together in a phrase and begin a clause |
| syn match rexxParse "\<parse\s*\(\(upper\|lower\|caseless\)\s*\)\=\(arg\|linein\|pull\|source\|var\|\<value\>\|version\)\>" |
| syn match rexxParse2 "\<with\>" contained containedin=rexxParse |
| |
| |
| syn match rexxKeyword contained "\<numeric \(digits\|form \(scientific\|engineering\|value\)\|fuzz\)\>" |
| syn match rexxKeyword contained "\<\(address\|trace\)\( value\)\=\>" |
| syn match rexxKeyword contained "\<procedure\(\s*expose\)\=\>" |
| syn match rexxKeyword contained "\<do\>\(\s*forever\)\=\>" |
| syn match rexxKeyword contained "\<use\>\s*\<arg\>" |
| |
| " Another keyword phrase, separated to aid highlighting in rexxFunction |
| syn match rexxKeyword contained "\<signal\(\s*\(on\|off\)\s*\(any\|error\|failure\|halt\|lostdigits\|nomethod\|nostring\|notready\|novalue\|syntax\|user\s*\k*\)\(\s\+name\)\=\)\=\>" |
| syn match rexxKeyword2 contained "\<call\(\s*\(on\|off\)\s*\(any\|error\|failure\|halt\|notready\|user\s*\k*\)\(\s\+name\)\=\)\=\>" |
| |
| |
| " Considered keywords when they begin a clause |
| syn match rexxKeyword contained "\<\(arg\|do\|drop\|end\|exit\|expose\|forward\|if\|interpret\|iterate\|leave\|nop\)\>" |
| syn match rexxKeyword contained "\<\(options\|pull\|push\|queue\|raise\|reply\|return\|say\|select\|trace\)\>" |
| |
| " Conditional phrases |
| syn match rexxConditional "\(^\s*\| \)\(to\|by\|for\|until\|while\|then\|when\|otherwise\|else\|over\)\( \|\s*$\)" |
| syn match rexxConditional contained "\<\(to\|by\|for\|until\|while\|then\|when\|otherwise\|else\|over\)\>" |
| |
| " must be after Conditional phrases! |
| syn match rexxKeyword ".*\<\(then\|else\)\s*\<do\>" |
| |
| " Raise statement |
| syn match rexxRaise "\(^\|;\|:\)\s\+\<raise\>\s*\<\(propagate\|error\|failure\|syntax\|user\)\>\=" |
| syn match rexxRaise2 "\<\(additional\|array\|description\|exit\|return\)\>" contained containedin=rexxRaise |
| |
| " Forward statement keywords |
| syn match rexxForward "\(^\|;\|:\)\<forward\>\s*" |
| syn match rexxForward2 "\<\(arguments\|array\|continue\|message\|class\|to\)\>" contained containedin=rexxForward |
| |
| " Functions/Procedures |
| syn match rexxFunction "\<\w*\(/\*\s*\*/\)*("me=e-1 contains=rexxComment,rexxConditional,rexxKeyword,rexxIdentifier |
| syn match rexxFunction "\<\<[a-zA-Z\!\?_]\([a-zA-Z0-9._?!]\)*\>("me=e-1 |
| syn match rexxFunction "\<call\s\+\k\+\>" contains=rexxKeyword2 |
| syn match rexxFunction "[()]" |
| |
| " String constants |
| syn region rexxString start=+"+ skip=+""+ end=+"\(x\|b\)\=+ oneline |
| syn region rexxString start=+'+ skip=+''+ end=+'\(x\|b\)\=+ oneline |
| |
| " Catch errors caused by wrong parenthesis |
| syn region rexxParen transparent start='(' end=')' contains=ALLBUT,rexxParenError,rexxTodo,rexxLabel,rexxKeyword |
| syn match rexxParenError ")" |
| syn match rexxInParen "[\\[\\]{}]" |
| |
| " Comments |
| syn region rexxComment start="/\*" end="\*/" contains=rexxTodo,rexxComment |
| syn match rexxCommentError "\*/" |
| syn match rexxLineComment /--.*/ |
| |
| syn keyword rexxTodo contained TODO FIXME XXX |
| |
| |
| " ooRexx messages |
| syn region rexxMessageOperator start="\(\~\|\~\~\)" end="\(\S\|\s\)"me=e-1 |
| syn match rexxMessage "\(\~\|\~\~\)\s*\<\.*[a-zA-Z]\([a-zA-Z0-9._?!]\)*\>" contains=rexxMessageOperator |
| |
| " Highlight User Labels |
| syn match rexxLabel "^\s*\k*\s*:"me=e-1 |
| |
| syn match rexxLineContinue ",\ze\s*\(--.*\|\/\*.*\)*$" |
| " the following is necessary, otherwise three consecutive dashes will cause it to highlight the first one |
| syn match rexxLineContinue "-\ze\(\s+--.*\|\s*\/\*.*\)*$" |
| |
| " Special Variables |
| syn keyword rexxSpecialVariable sigl rc result self super |
| |
| " Constants |
| syn keyword rexxConst .true .false .nil |
| |
| " ooRexx builtin classes, first define dot to be o.k. in keywords |
| syn keyword rexxBuiltinClass .object .class .method .message |
| syn keyword rexxBuiltinClass .monitor .alarm |
| syn keyword rexxBuiltinClass .stem .stream .string |
| syn keyword rexxBuiltinClass .mutablebuffer |
| syn keyword rexxBuiltinClass .array .list .queue .directory .table .set |
| syn keyword rexxBuiltinClass .relation .bag .supplier .regularExpressions |
| |
| " Windows-only classes |
| syn keyword rexxBuiltinClass .OLEObject .MenuObject .WindowsClipboard .WindowsEventLog |
| syn keyword rexxBuiltinClass .WindowsManager .WindowObject .WindowsProgramManager |
| |
| |
| " ooRexx directives, ---rgf location important, otherwise directives in top of |
| " file not matched! |
| syn region rexxClass start="::\s*class\s*"ms=e+1 end="\ze\(\s\|;\|$\)" |
| syn region rexxMethod start="::\s*method\s*"ms=e+1 end="\ze\(\s\|;\|$\)" |
| syn region rexxRequires start="::\s*requires\s*"ms=e+1 end="\ze\(\s\|;\|$\)" |
| syn region rexxRoutine start="::\s*routine\s*"ms=e+1 end="\ze\(\s\|;\|$\)" |
| |
| syn region rexxDirective start="\(^\|;\)\s*::\s*\w\+" end="\($\|;\)" contains=rexxString,rexxComment,rexxLineComment,rexxClass,rexxMethod,rexxRoutine,rexxRequires keepend |
| |
| |
| |
| if !exists("rexx_minlines") |
| " let rexx_minlines = 10 |
| let rexx_minlines = 500 |
| 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 rexxLabel 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 |
| |
| HiLink rexxOperator Operator |
| HiLink rexxMessageOperator rexxOperator |
| HiLink rexxLineComment RexxComment |
| |
| HiLink rexxLineContinue WildMenu |
| |
| HiLink rexxDirective rexxKeyword |
| HiLink rexxClass Type |
| HiLink rexxMethod rexxFunction |
| HiLink rexxRequires Include |
| HiLink rexxRoutine rexxFunction |
| |
| HiLink rexxConst Constant |
| HiLink rexxTypeSpecifier Type |
| HiLink rexxBuiltinClass rexxTypeSpecifier |
| |
| HiLink rexxEnvironmentSymbol rexxConst |
| HiLink rexxMessage rexxFunction |
| |
| HiLink rexxParse rexxKeyword |
| HiLink rexxParse2 rexxParse |
| |
| HiLink rexxRaise rexxKeyword |
| HiLink rexxRaise2 rexxRaise |
| |
| HiLink rexxForward rexxKeyword |
| HiLink rexxForward2 rexxForward |
| |
| delcommand HiLink |
| endif |
| |
| let b:current_syntax = "rexx" |
| |
| "vim: ts=8 |