Current File : //proc/thread-self/root/usr/share/vim/vim80/syntax/lex.vim
" Vim syntax file
" Language: Lex
" Maintainer: Charles E. Campbell <NdrOchipS@PcampbellAfamily.Mbiz>
" Last Change: Aug 31, 2016
" Version: 16
" URL: http://mysite.verizon.net/astronaut/vim/index.html#SYNTAX_LEX
"
" Option:
" lex_uses_cpp : if this variable exists, then C++ is loaded rather than C
" quit when a syntax file was already loaded
if exists("b:current_syntax")
finish
endif
" Read the C/C++ syntax to start with
let s:Cpath= fnameescape(expand("<sfile>:p:h").(exists("g:lex_uses_cpp")? "/cpp.vim" : "/c.vim"))
if !filereadable(s:Cpath)
for s:Cpath in split(globpath(&rtp,(exists("g:lex_uses_cpp")? "syntax/cpp.vim" : "syntax/c.vim")),"\n")
if filereadable(fnameescape(s:Cpath))
let s:Cpath= fnameescape(s:Cpath)
break
endif
endfor
endif
exe "syn include @lexCcode ".s:Cpath
" --- ========= ---
" --- Lex stuff ---
" --- ========= ---
" Options Section
syn match lexOptions '^%\s*option\>.*$' contains=lexPatString
" Abbreviations Section
if has("folding")
syn region lexAbbrvBlock fold start="^\(\h\+\s\|%{\)" end="^\ze%%$" skipnl nextgroup=lexPatBlock contains=lexAbbrv,lexInclude,lexAbbrvComment,lexStartState
else
syn region lexAbbrvBlock start="^\(\h\+\s\|%{\)" end="^\ze%%$" skipnl nextgroup=lexPatBlock contains=lexAbbrv,lexInclude,lexAbbrvComment,lexStartState
endif
syn match lexAbbrv "^\I\i*\s"me=e-1 skipwhite contained nextgroup=lexAbbrvRegExp
syn match lexAbbrv "^%[sx]" contained
syn match lexAbbrvRegExp "\s\S.*$"lc=1 contained nextgroup=lexAbbrv,lexInclude
if has("folding")
syn region lexInclude fold matchgroup=lexSep start="^%{" end="%}" contained contains=@lexCcode
syn region lexAbbrvComment fold start="^\s\+/\*" end="\*/" contains=@Spell
syn region lexAbbrvComment fold start="\%^/\*" end="\*/" contains=@Spell
syn region lexStartState fold matchgroup=lexAbbrv start="^%\a\+" end="$" contained
else
syn region lexInclude matchgroup=lexSep start="^%{" end="%}" contained contains=@lexCcode
syn region lexAbbrvComment start="^\s\+/\*" end="\*/" contains=@Spell
syn region lexAbbrvComment start="\%^/\*" end="\*/" contains=@Spell
syn region lexStartState matchgroup=lexAbbrv start="^%\a\+" end="$" contained
endif
"%% : Patterns {Actions}
if has("folding")
syn region lexPatBlock fold matchgroup=Todo start="^%%$" matchgroup=Todo end="^%\ze%$" skipnl skipwhite nextgroup=lexFinalCodeBlock contains=lexPatTag,lexPatTagZone,lexPatComment,lexPat,lexPatInclude
syn region lexPat fold start=+\S+ skip="\\\\\|\\." end="\s"me=e-1 skipwhite contained nextgroup=lexMorePat,lexPatSep,lexPattern contains=lexPatTag,lexPatString,lexSlashQuote,lexBrace
syn region lexPatInclude fold matchgroup=lexSep start="^%{" end="%}" contained contains=lexPatCode
syn region lexBrace fold start="\[" skip=+\\\\\|\\+ end="]" contained
syn region lexPatString fold matchgroup=String start=+"+ skip=+\\\\\|\\"+ matchgroup=String end=+"+ contained
else
syn region lexPatBlock matchgroup=Todo start="^%%$" matchgroup=Todo end="^%%$" skipnl skipwhite nextgroup=lexFinalCodeBlock contains=lexPatTag,lexPatTagZone,lexPatComment,lexPat,lexPatInclude
syn region lexPat start=+\S+ skip="\\\\\|\\." end="\s"me=e-1 skipwhite contained nextgroup=lexMorePat,lexPatSep,lexPattern contains=lexPatTag,lexPatString,lexSlashQuote,lexBrace
syn region lexPatInclude matchgroup=lexSep start="^%{" end="%}" contained contains=lexPatCode
syn region lexBrace start="\[" skip=+\\\\\|\\+ end="]" contained
syn region lexPatString matchgroup=String start=+"+ skip=+\\\\\|\\"+ matchgroup=String end=+"+ contained
endif
syn match lexPatTag "^<\I\i*\(,\I\i*\)*>" contained nextgroup=lexPat,lexPatTag,lexMorePat,lexPatSep
syn match lexPatTagZone "^<\I\i*\(,\I\i*\)*>\s\+\ze{" contained nextgroup=lexPatTagZoneStart
syn match lexPatTag +^<\I\i*\(,\I\i*\)*>*\(\\\\\)*\\"+ contained nextgroup=lexPat,lexPatTag,lexMorePat,lexPatSep
" Lex Patterns
syn region lexPattern start='[^ \t{}]' end="$" contained contains=lexPatRange
syn region lexPatRange matchgroup=Delimiter start='\[' skip='\\\\\|\\.' end='\]' contains=lexEscape
syn match lexEscape '\%(\\\\\)*\\.' contained
if has("folding")
syn region lexPatTagZoneStart matchgroup=lexPatTag fold start='{' end='}' contained contains=lexPat,lexPatComment
syn region lexPatComment start="\s\+/\*" end="\*/" fold skipnl contained contains=cTodo skipwhite nextgroup=lexPatComment,lexPat,@Spell
else
syn region lexPatTagZoneStart matchgroup=lexPatTag start='{' end='}' contained contains=lexPat,lexPatComment
syn region lexPatComment start="\s\+/\*" end="\*/" skipnl contained contains=cTodo skipwhite nextgroup=lexPatComment,lexPat,@Spell
endif
syn match lexPatCodeLine "[^{\[].*" contained contains=@lexCcode
syn match lexMorePat "\s*|\s*$" skipnl contained nextgroup=lexPat,lexPatTag,lexPatComment
syn match lexPatSep "\s\+" contained nextgroup=lexMorePat,lexPatCode,lexPatCodeLine
syn match lexSlashQuote +\(\\\\\)*\\"+ contained
if has("folding")
syn region lexPatCode matchgroup=Delimiter start="{" end="}" fold skipnl contained contains=@lexCcode,lexCFunctions
else
syn region lexPatCode matchgroup=Delimiter start="{" end="}" skipnl contained contains=@lexCcode,lexCFunctions
endif
" Lex "functions" which may appear in C/C++ code blocks
syn keyword lexCFunctions BEGIN input unput woutput yyleng yylook yytext
syn keyword lexCFunctions ECHO output winput wunput yyless yymore yywrap
" %%
" lexAbbrevBlock
" %%
" lexPatBlock
" %%
" lexFinalCodeBlock
syn region lexFinalCodeBlock matchgroup=Todo start="%$"me=e-1 end="\%$" contained contains=@lexCcode
" <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=500
syn sync match lexSyncPat grouphere lexPatBlock "^%[a-zA-Z]"
syn sync match lexSyncPat groupthere lexPatBlock "^<$"
syn sync match lexSyncPat groupthere lexPatBlock "^%%$"
" The default highlighting.
if !exists("skip_lex_syntax_inits")
hi def link lexAbbrvComment lexPatComment
hi def link lexAbbrvRegExp Macro
hi def link lexAbbrv SpecialChar
hi def link lexBrace lexPat
hi def link lexCFunctions Function
hi def link lexCstruct cStructure
hi def link lexMorePat SpecialChar
hi def link lexOptions PreProc
hi def link lexPatComment Comment
hi def link lexPat Function
hi def link lexPatString Function
hi def link lexPatTag Special
hi def link lexPatTagZone lexPatTag
hi def link lexSep Delimiter
hi def link lexSlashQuote lexPat
hi def link lexStartState Statement
endif
let b:current_syntax = "lex"
" vim:ts=10
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