2 " Language: BibTeX (bibliographic database format for (La)TeX)
3 " Maintainer: Bernd Feige <Bernd.Feige@gmx.net>
5 " Last Change: Apr 26, 2001
6 " URL: http://home.t-online.de/home/Bernd.Feige/bib.vim
8 " Thanks to those who pointed out problems with this file or supplied fixes!
12 " For version 5.x: Clear all syntax items
13 " For version 6.x: Quit when a syntax file was already loaded
16 elseif exists("b:current_syntax")
25 syn keyword bibType contained article book booklet conference inbook
26 syn keyword bibType contained incollection inproceedings manual
27 syn keyword bibType contained mastersthesis misc phdthesis
28 syn keyword bibType contained proceedings techreport unpublished
29 syn keyword bibType contained string
31 syn keyword bibEntryKw contained address annote author booktitle chapter
32 syn keyword bibEntryKw contained crossref edition editor howpublished
33 syn keyword bibEntryKw contained institution journal key month note
34 syn keyword bibEntryKw contained number organization pages publisher
35 syn keyword bibEntryKw contained school series title type volume year
37 syn keyword bibNSEntryKw contained abstract isbn issn keywords url
41 syn cluster bibVarContents contains=bibUnescapedSpecial,bibBrace,bibParen
42 " This cluster is empty but things can be added externally:
43 "syn cluster bibCommentContents
47 syn match bibUnescapedSpecial contained /[^\\][%&]/hs=s+1
48 syn match bibKey contained /\s*[^ \t}="]\+,/hs=s,he=e-1 nextgroup=bibField
49 syn match bibVariable contained /[^{}," \t=]/
50 syn region bibComment start=/^/ end=/^\s*@/me=e-1 contains=@bibCommentContents nextgroup=bibEntry
51 syn region bibQuote contained start=/"/ end=/"/ skip=/\(\\"\)/ contains=@bibVarContents
52 syn region bibBrace contained start=/{/ end=/}/ skip=/\(\\[{}]\)/ contains=@bibVarContents
53 syn region bibParen contained start=/(/ end=/)/ skip=/\(\\[()]\)/ contains=@bibVarContents
54 syn region bibField contained start="\S\+\s*=\s*" end=/[}),]/me=e-1 contains=bibEntryKw,bibNSEntryKw,bibBrace,bibParen,bibQuote,bibVariable
55 syn region bibEntryData contained start=/[{(]/ms=e+1 end=/[})]/me=e-1 contains=bibKey,bibField
56 " Actually, 5.8 <= Vim < 6.0 would ignore the `fold' keyword anyway, but Vim<5.8 would produce
57 " an error, so we explicitly distinguish versions with and without folding functionality:
59 syn region bibEntry start=/@\S\+[{(]/ end=/^\s*[})]/ transparent contains=bibType,bibEntryData nextgroup=bibComment
61 syn region bibEntry start=/@\S\+[{(]/ end=/^\s*[})]/ transparent fold contains=bibType,bibEntryData nextgroup=bibComment
66 syn sync match All grouphere bibEntry /^\s*@/
70 " Highlighting defaults
71 " =====================
72 " Define the default highlighting.
73 " For version 5.7 and earlier: only when not done already
74 " For version 5.8 and later: only when an item doesn't have highlighting yet
75 if version >= 508 || !exists("did_bib_syn_inits")
77 let did_bib_syn_inits = 1
78 command -nargs=+ HiLink hi link <args>
80 command -nargs=+ HiLink hi def link <args>
82 HiLink bibType Identifier
83 HiLink bibEntryKw Statement
84 HiLink bibNSEntryKw PreProc
86 HiLink bibVariable Constant
87 HiLink bibUnescapedSpecial Error
88 HiLink bibComment Comment
92 let b:current_syntax = "bib"