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Editing: nroff.vim
" VIM syntax file " Language: nroff/groff " Maintainer: Pedro Alejandro L�pez-Valencia <palopezv@gmail.com> " URL: http://vorbote.wordpress.com/ " Last Change: 2012 Feb 2 " " {{{1 Acknowledgements " " ACKNOWLEDGEMENTS: " " My thanks to J�r�me Pl�t <Jerome.Plut@ens.fr>, who was the " creator and maintainer of this syntax file for several years. " May I be as good at it as he has been. " " {{{1 Todo " " TODO: " " * Write syntax highlighting files for the preprocessors, " and integrate with nroff.vim. " " " {{{1 Start syntax highlighting. " " quit when a syntax file was already loaded " if exists("b:current_syntax") finish endif let s:cpo_save = &cpo set cpo&vim " " {{{1 plugin settings... " " {{{2 enable spacing error highlighting " if exists("nroff_space_errors") syn match nroffError /\s\+$/ syn match nroffSpaceError /[.,:;!?]\s\{2,}/ endif " " " {{{1 Special file settings " " {{{2 ms exdented paragraphs are not in the default paragraphs list. " setlocal paragraphs+=XP " " {{{2 Activate navigation to preporcessor sections. " if exists("b:preprocs_as_sections") setlocal sections=EQTSPS[\ G1GS endif " {{{1 Escape sequences " ------------------------------------------------------------ syn match nroffEscChar /\\[CN]/ nextgroup=nroffEscCharArg syn match nroffEscape /\\[*fgmnYV]/ nextgroup=nroffEscRegPar,nroffEscRegArg syn match nroffEscape /\\s[+-]\=/ nextgroup=nroffSize syn match nroffEscape /\\[$AbDhlLRvxXZ]/ nextgroup=nroffEscPar,nroffEscArg syn match nroffEscRegArg /./ contained syn match nroffEscRegArg2 /../ contained syn match nroffEscRegPar /(/ contained nextgroup=nroffEscRegArg2 syn match nroffEscArg /./ contained syn match nroffEscArg2 /../ contained syn match nroffEscPar /(/ contained nextgroup=nroffEscArg2 syn match nroffSize /\((\d\)\=\d/ contained syn region nroffEscCharArg start=/'/ end=/'/ contained syn region nroffEscArg start=/'/ end=/'/ contained contains=nroffEscape,@nroffSpecial if exists("b:nroff_is_groff") syn region nroffEscRegArg matchgroup=nroffEscape start=/\[/ end=/\]/ contained oneline syn region nroffSize matchgroup=nroffEscape start=/\[/ end=/\]/ contained endif syn match nroffEscape /\\[adprtu{}]/ syn match nroffEscape /\\$/ syn match nroffEscape /\\\$[@*]/ " {{{1 Strings and special characters " ------------------------------------------------------------ syn match nroffSpecialChar /\\[\\eE?!-]/ syn match nroffSpace "\\[&%~|^0)/,]" syn match nroffSpecialChar /\\(../ if exists("b:nroff_is_groff") syn match nroffSpecialChar /\\\[[^]]*]/ syn region nroffPreserve matchgroup=nroffSpecialChar start=/\\?/ end=/\\?/ oneline endif syn region nroffPreserve matchgroup=nroffSpecialChar start=/\\!/ end=/$/ oneline syn cluster nroffSpecial contains=nroffSpecialChar,nroffSpace syn region nroffString start=/"/ end=/"/ skip=/\\$/ contains=nroffEscape,@nroffSpecial contained syn region nroffString start=/'/ end=/'/ skip=/\\$/ contains=nroffEscape,@nroffSpecial contained " {{{1 Numbers and units " ------------------------------------------------------------ syn match nroffNumBlock /[0-9.]\a\=/ contained contains=nroffNumber syn match nroffNumber /\d\+\(\.\d*\)\=/ contained nextgroup=nroffUnit,nroffBadChar syn match nroffNumber /\.\d\+)/ contained nextgroup=nroffUnit,nroffBadChar syn match nroffBadChar /./ contained syn match nroffUnit /[icpPszmnvMu]/ contained " {{{1 Requests " ------------------------------------------------------------ " Requests begin with . or ' at the beginning of a line, or " after .if or .ie. syn match nroffReqLeader /^[.']/ nextgroup=nroffReqName skipwhite syn match nroffReqLeader /[.']/ contained nextgroup=nroffReqName skipwhite if exists("b:nroff_is_groff") " " GNU troff allows long request names " syn match nroffReqName /[^\t \\\[?]\+/ contained nextgroup=nroffReqArg else syn match nroffReqName /[^\t \\\[?]\{1,2}/ contained nextgroup=nroffReqArg endif syn region nroffReqArg start=/\S/ skip=/\\$/ end=/$/ contained contains=nroffEscape,@nroffSpecial,nroffString,nroffError,nroffSpaceError,nroffNumBlock,nroffComment " {{{2 Conditional: .if .ie .el syn match nroffReqName /\(if\|ie\)/ contained nextgroup=nroffCond skipwhite syn match nroffReqName /el/ contained nextgroup=nroffReqLeader skipwhite syn match nroffCond /\S\+/ contained nextgroup=nroffReqLeader skipwhite " {{{2 String definition: .ds .as syn match nroffReqname /[da]s/ contained nextgroup=nroffDefIdent skipwhite syn match nroffDefIdent /\S\+/ contained nextgroup=nroffDefinition skipwhite syn region nroffDefinition matchgroup=nroffSpecialChar start=/"/ matchgroup=NONE end=/\\"/me=e-2 skip=/\\$/ start=/\S/ end=/$/ contained contains=nroffDefSpecial syn match nroffDefSpecial /\\$/ contained syn match nroffDefSpecial /\\\((.\)\=./ contained if exists("b:nroff_is_groff") syn match nroffDefSpecial /\\\[[^]]*]/ contained endif " {{{2 Macro definition: .de .am, also diversion: .di syn match nroffReqName /\(d[ei]\|am\)/ contained nextgroup=nroffIdent skipwhite syn match nroffIdent /[^[?( \t]\+/ contained if exists("b:nroff_is_groff") syn match nroffReqName /als/ contained nextgroup=nroffIdent skipwhite endif " {{{2 Register definition: .rn .rr syn match nroffReqName /[rn]r/ contained nextgroup=nroffIdent skipwhite if exists("b:nroff_is_groff") syn match nroffReqName /\(rnn\|aln\)/ contained nextgroup=nroffIdent skipwhite endif " {{{1 eqn/tbl/pic " ------------------------------------------------------------ " <jp> " XXX: write proper syntax highlight for eqn / tbl / pic ? " <jp /> syn region nroffEquation start=/^\.\s*EQ\>/ end=/^\.\s*EN\>/ syn region nroffTable start=/^\.\s*TS\>/ end=/^\.\s*TE\>/ syn region nroffPicture start=/^\.\s*PS\>/ end=/^\.\s*PE\>/ syn region nroffRefer start=/^\.\s*\[\>/ end=/^\.\s*\]\>/ syn region nroffGrap start=/^\.\s*G1\>/ end=/^\.\s*G2\>/ syn region nroffGremlin start=/^\.\s*GS\>/ end=/^\.\s*GE|GF\>/ " {{{1 Comments " ------------------------------------------------------------ syn region nroffIgnore start=/^[.']\s*ig/ end=/^['.]\s*\./ syn match nroffComment /\(^[.']\s*\)\=\\".*/ contains=nroffTodo syn match nroffComment /^'''.*/ contains=nroffTodo if exists("b:nroff_is_groff") syn match nroffComment "\\#.*$" contains=nroffTodo endif syn keyword nroffTodo TODO XXX FIXME contained " {{{1 Hilighting " ------------------------------------------------------------ " " " Define the default highlighting. " Only when an item doesn't have highlighting yet " hi def link nroffEscChar nroffSpecialChar hi def link nroffEscCharAr nroffSpecialChar hi def link nroffSpecialChar SpecialChar hi def link nroffSpace Delimiter hi def link nroffEscRegArg2 nroffEscRegArg hi def link nroffEscRegArg nroffIdent hi def link nroffEscArg2 nroffEscArg hi def link nroffEscPar nroffEscape hi def link nroffEscRegPar nroffEscape hi def link nroffEscArg nroffEscape hi def link nroffSize nroffEscape hi def link nroffEscape Preproc hi def link nroffIgnore Comment hi def link nroffComment Comment hi def link nroffTodo Todo hi def link nroffReqLeader nroffRequest hi def link nroffReqName nroffRequest hi def link nroffRequest Statement hi def link nroffCond PreCondit hi def link nroffDefIdent nroffIdent hi def link nroffIdent Identifier hi def link nroffEquation PreProc hi def link nroffTable PreProc hi def link nroffPicture PreProc hi def link nroffRefer PreProc hi def link nroffGrap PreProc hi def link nroffGremlin PreProc hi def link nroffNumber Number hi def link nroffBadChar nroffError hi def link nroffSpaceError nroffError hi def link nroffError Error hi def link nroffPreserve String hi def link nroffString String hi def link nroffDefinition String hi def link nroffDefSpecial Special let b:current_syntax = "nroff" let &cpo = s:cpo_save unlet s:cpo_save " vim600: set fdm=marker fdl=2:
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