| " VIM syntax file |
| " Language: nroff/groff |
| " Maintainer: Pedro Alejandro López-Valencia <palopezv@gmail.com> |
| " URL: http://vorbote.wordpress.com/ |
| " Last Change: 2012 Feb 2 |
| " |
| " {{{1 Acknowledgements |
| " |
| " ACKNOWLEDGEMENTS: |
| " |
| " My thanks to Jérôme Plût <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. |
| " |
| " 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 |
| |
| 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. |
| " 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_nroff_syn_inits") |
| |
| if version < 508 |
| let did_nroff_syn_inits = 1 |
| command -nargs=+ HiLink hi link <args> |
| else |
| command -nargs=+ HiLink hi def link <args> |
| endif |
| |
| HiLink nroffEscChar nroffSpecialChar |
| HiLink nroffEscCharAr nroffSpecialChar |
| HiLink nroffSpecialChar SpecialChar |
| HiLink nroffSpace Delimiter |
| |
| HiLink nroffEscRegArg2 nroffEscRegArg |
| HiLink nroffEscRegArg nroffIdent |
| |
| HiLink nroffEscArg2 nroffEscArg |
| HiLink nroffEscPar nroffEscape |
| |
| HiLink nroffEscRegPar nroffEscape |
| HiLink nroffEscArg nroffEscape |
| HiLink nroffSize nroffEscape |
| HiLink nroffEscape Preproc |
| |
| HiLink nroffIgnore Comment |
| HiLink nroffComment Comment |
| HiLink nroffTodo Todo |
| |
| HiLink nroffReqLeader nroffRequest |
| HiLink nroffReqName nroffRequest |
| HiLink nroffRequest Statement |
| HiLink nroffCond PreCondit |
| HiLink nroffDefIdent nroffIdent |
| HiLink nroffIdent Identifier |
| |
| HiLink nroffEquation PreProc |
| HiLink nroffTable PreProc |
| HiLink nroffPicture PreProc |
| HiLink nroffRefer PreProc |
| HiLink nroffGrap PreProc |
| HiLink nroffGremlin PreProc |
| |
| HiLink nroffNumber Number |
| HiLink nroffBadChar nroffError |
| HiLink nroffSpaceError nroffError |
| HiLink nroffError Error |
| |
| HiLink nroffPreserve String |
| HiLink nroffString String |
| HiLink nroffDefinition String |
| HiLink nroffDefSpecial Special |
| |
| delcommand HiLink |
| |
| endif |
| |
| let b:current_syntax = "nroff" |
| |
| let &cpo = s:cpo_save |
| unlet s:cpo_save |
| " vim600: set fdm=marker fdl=2: |
