runtime/syntax/debchangelog.vim

" Vim syntax file
" Language:    Debian changelog files
" Maintainer:  Debian Vim Maintainers <pkg-vim-maintainers@lists.alioth.debian.org>
" Former Maintainers: Gerfried Fuchs <alfie@ist.org>
"                     Wichert Akkerman <wakkerma@debian.org>
" Last Change: 2016 Apr 24
" URL: https://anonscm.debian.org/cgit/pkg-vim/vim.git/plain/runtime/syntax/debchangelog.vim

" Standard syntax initialization
if exists("b:current_syntax")
  finish
endif

" Case doesn't matter for us
syn case ignore

let urgency='urgency=\(low\|medium\|high\|critical\)\( [^[:space:],][^,]*\)\='
let binNMU='binary-only=yes'

" Define some common expressions we can use later on
syn match debchangelogName	contained "^[[:alnum:]][[:alnum:].+-]\+ "
exe 'syn match debchangelogFirstKV	contained "; \('.urgency.'\|'.binNMU.'\)"'
exe 'syn match debchangelogOtherKV	contained ", \('.urgency.'\|'.binNMU.'\)"'
syn match debchangelogTarget	contained "\v %(frozen|unstable|sid|%(testing|%(old)=stable)%(-proposed-updates|-security)=|experimental|squeeze-%(backports%(-sloppy)=|volatile|lts|security)|wheezy-%(backports%(-sloppy)=|security)|jessie%(-backports|-security)=|stretch|%(devel|precise|trusty|vivid|wily|xenial|yakkety)%(-%(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="$" contains=debchangelogName,debchangelogFirstKV,debchangelogOtherKV,debchangelogTarget,debchangelogVersion,debchangelogBinNMU oneline
syn region debchangelogFooter start="^ [^ ]" end="$" contains=debchangelogEmail oneline
syn region debchangelogEntry start="^  " end="$" contains=debchangelogCloses,debchangelogLP oneline

" Associate our matches and regions with pretty colours
command -nargs=+ HiLink hi def link <args>

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

delcommand HiLink

let b:current_syntax = "debchangelog"

" vim: ts=8 sw=2