" Vim syntax file
" Language: Debian changelog files
" Maintainer: Debian Vim Maintainers <[email protected]>
" Former Maintainers: Gerfried Fuchs <[email protected]>
" Wichert Akkerman <[email protected]>
" Last Change: 2013 May 05
" URL: http://anonscm.debian.org/hg/pkg-vim/vim/raw-file/unstable/runtime/syntax/debchangelog.vim

" Standard syntax initialization
if version < 600
syntax clear
elseif exists("b:current_syntax")
finish
endif

" Case doesn't matter for us
syn case ignore

" Define some common expressions we can use later on
syn match debchangelogName contained "^[[:alnum:]][[:alnum:].+-]\+ "
syn match debchangelogUrgency contained "; urgency=\(low\|medium\|high\|critical\|emergency\)\( \S.*\)\="
syn match debchangelogTarget contained "\v %(frozen|unstable|%(testing|%(old)=stable)%(-proposed-updates|-security)=|experimental|squeeze-%(backports%(-sloppy)=|volatile)|wheezy-backports|%(devel|lucid|precise|quantal|raring|saucy|trusty)%(-%(security|proposed|updates|backports|commercial|partner))=)+"
syn match debchangelogVersion contained "(.\{-})"
syn match debchangelogCloses contained "closes:\_s*\(bug\)\=#\=\_s\=\d\+\(,\_s*\(bug\)\=#\=\_s\=\d\+\)*"
syn match debchangelogLP contained "\clp:\s\+#\d\+\(,\s*#\d\+\)*"
syn match debchangelogEmail contained "[_=[:alnum:].+-]\+@[[:alnum:]./\-]\+"
syn match debchangelogEmail contained "<.\{-}>"

" Define the entries that make up the changelog
syn region debchangelogHeader start="^[^ ]" end="$" contains=debchangelogName,debchangelogUrgency,debchangelogTarget,debchangelogVersion oneline
syn region debchangelogFooter start="^ [^ ]" end="$" contains=debchangelogEmail oneline
syn region debchangelogEntry start="^ " end="$" contains=debchangelogCloses,debchangelogLP oneline

" Associate our matches and regions with pretty colours
if version >= 508 || !exists("did_debchangelog_syn_inits")
if version < 508
let did_debchangelog_syn_inits = 1
command -nargs=+ HiLink hi link <args>
else
command -nargs=+ HiLink hi def link <args>
endif

HiLink debchangelogHeader Error
HiLink debchangelogFooter Identifier
HiLink debchangelogEntry Normal
HiLink debchangelogCloses Statement
HiLink debchangelogLP Statement
HiLink debchangelogUrgency Identifier
HiLink debchangelogName Comment
HiLink debchangelogVersion Identifier
HiLink debchangelogTarget Identifier
HiLink debchangelogEmail Special

delcommand HiLink
endif

let b:current_syntax = "debchangelog"

" vim: ts=8 sw=2