| " Vim syntax file |
| " Language: Lex |
| " Maintainer: Dr. Charles E. Campbell, Jr. <NdrOchipS@PcampbellAfamily.Mbiz> |
| " Last Change: Sep 06, 2005 |
| " Version: 7 |
| " URL: http://mysite.verizon.net/astronaut/vim/index.html#vimlinks_syntax |
| " |
| " Option: |
| " lex_uses_cpp : if this variable exists, then C++ is loaded rather than C |
| |
| " 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 |
| |
| " Read the C syntax to start with |
| if version >= 600 |
| if exists("lex_uses_cpp") |
| runtime! syntax/cpp.vim |
| else |
| runtime! syntax/c.vim |
| endif |
| unlet b:current_syntax |
| else |
| if exists("lex_uses_cpp") |
| so <sfile>:p:h/cpp.vim |
| else |
| so <sfile>:p:h/c.vim |
| endif |
| endif |
| |
| " --- ========= --- |
| " --- Lex stuff --- |
| " --- ========= --- |
| |
| "I'd prefer to use lex.* , but it doesn't handle forward definitions yet |
| syn cluster lexListGroup contains=lexAbbrvBlock,lexAbbrv,lexAbbrv,lexAbbrvRegExp,lexInclude,lexPatBlock,lexPat,lexBrace,lexPatString,lexPatTag,lexPatTag,lexPatComment,lexPatCodeLine,lexMorePat,lexPatSep,lexSlashQuote,lexPatCode,cInParen,cUserLabel,cOctalZero,cCppSkip,cErrInBracket,cErrInParen,cOctalError,cCppOut2,cCommentStartError,cParenError |
| syn cluster lexListPatCodeGroup contains=lexAbbrvBlock,lexAbbrv,lexAbbrv,lexAbbrvRegExp,lexInclude,lexPatBlock,lexPat,lexBrace,lexPatTag,lexPatTag,lexPatComment,lexPatCodeLine,lexMorePat,lexPatSep,lexSlashQuote,cInParen,cUserLabel,cOctalZero,cCppSkip,cErrInBracket,cErrInParen,cOctalError,cCppOut2,cCommentStartError,cParenError |
| |
| " Abbreviations Section |
| syn region lexAbbrvBlock start="^\(\h\+\s\|%{\)" end="^\ze%%$" skipnl nextgroup=lexPatBlock contains=lexAbbrv,lexInclude,lexAbbrvComment,lexStartState |
| syn match lexAbbrv "^\I\i*\s"me=e-1 skipwhite contained nextgroup=lexAbbrvRegExp |
| syn match lexAbbrv "^%[sx]" contained |
| syn match lexAbbrvRegExp "\s\S.*$"lc=1 contained nextgroup=lexAbbrv,lexInclude |
| syn region lexInclude matchgroup=lexSep start="^%{" end="%}" contained contains=ALLBUT,@lexListGroup |
| syn region lexAbbrvComment start="^\s\+/\*" end="\*/" contains=@Spell |
| syn region lexStartState matchgroup=lexAbbrv start="^%\a\+" end="$" contained |
| |
| "%% : Patterns {Actions} |
| syn region lexPatBlock matchgroup=Todo start="^%%$" matchgroup=Todo end="^%%$" skipnl skipwhite contains=lexPat,lexPatTag,lexPatComment |
| syn region lexPat start=+\S+ skip="\\\\\|\\." end="\s"me=e-1 contained nextgroup=lexMorePat,lexPatSep contains=lexPatString,lexSlashQuote,lexBrace |
| syn region lexBrace start="\[" skip=+\\\\\|\\+ end="]" contained |
| syn region lexPatString matchgroup=String start=+"+ skip=+\\\\\|\\"+ matchgroup=String end=+"+ contained |
| syn match lexPatTag "^<\I\i*\(,\I\i*\)*>*" contained nextgroup=lexPat,lexPatTag,lexMorePat,lexPatSep |
| syn match lexPatTag +^<\I\i*\(,\I\i*\)*>*\(\\\\\)*\\"+ contained nextgroup=lexPat,lexPatTag,lexMorePat,lexPatSep |
| syn region lexPatComment start="^\s*/\*" end="\*/" skipnl contained contains=cTodo skipwhite nextgroup=lexPatComment,lexPat,@Spell |
| syn match lexPatCodeLine ".*$" contained contains=ALLBUT,@lexListGroup |
| syn match lexMorePat "\s*|\s*$" skipnl contained nextgroup=lexPat,lexPatTag,lexPatComment |
| syn match lexPatSep "\s\+" contained nextgroup=lexMorePat,lexPatCode,lexPatCodeLine |
| syn match lexSlashQuote +\(\\\\\)*\\"+ contained |
| syn region lexPatCode matchgroup=Delimiter start="{" matchgroup=Delimiter end="}" skipnl contained contains=ALLBUT,@lexListPatCodeGroup |
| |
| syn keyword lexCFunctions BEGIN input unput woutput yyleng yylook yytext |
| syn keyword lexCFunctions ECHO output winput wunput yyless yymore yywrap |
| |
| " <c.vim> includes several ALLBUTs; these have to be treated so as to exclude lex* groups |
| syn cluster cParenGroup add=lex.* |
| syn cluster cDefineGroup add=lex.* |
| syn cluster cPreProcGroup add=lex.* |
| syn cluster cMultiGroup add=lex.* |
| |
| " Synchronization |
| syn sync clear |
| syn sync minlines=300 |
| syn sync match lexSyncPat grouphere lexPatBlock "^%[a-zA-Z]" |
| syn sync match lexSyncPat groupthere lexPatBlock "^<$" |
| syn sync match lexSyncPat groupthere lexPatBlock "^%%$" |
| |
| " The default highlighting. |
| hi def link lexSlashQuote lexPat |
| hi def link lexBrace lexPat |
| hi def link lexAbbrvComment lexPatComment |
| |
| hi def link lexAbbrvRegExp Macro |
| hi def link lexAbbrv SpecialChar |
| hi def link lexCFunctions Function |
| hi def link lexMorePat SpecialChar |
| hi def link lexPatComment Comment |
| hi def link lexPat Function |
| hi def link lexPatString Function |
| hi def link lexPatTag Special |
| hi def link lexSep Delimiter |
| hi def link lexStartState Statement |
| |
| let b:current_syntax = "lex" |
| |
| " vim:ts=10 |