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✏️ Editing: bindzone.vim

" Vim syntax file
" Language:     BIND zone files (RFC 1035)
" Maintainer:   Julian Mehnle <julian@mehnle.net>
" URL:          http://www.mehnle.net/source/odds+ends/vim/syntax/
" Last Change:  Thu 2011-07-16 20:42:00 UTC
" 
" Based on an earlier version by Вячеслав Горбанев (Slava Gorbanev), with
" heavy modifications.
" 
" $Id: bindzone.vim 12 2011-07-16 21:09:57Z julian $

" quit when a syntax file was already loaded
if exists("b:current_syntax")
  finish
endif

syn case match

" Directives
syn region      zoneRRecord     start=/^/ end=/$/ contains=zoneOwnerName,zoneSpecial,zoneTTL,zoneClass,zoneRRType,zoneComment,zoneUnknown

syn match       zoneDirective   /^\$ORIGIN\s\+/   nextgroup=zoneOrigin,zoneUnknown
syn match       zoneDirective   /^\$TTL\s\+/      nextgroup=zoneTTL,zoneUnknown
syn match       zoneDirective   /^\$INCLUDE\s\+/  nextgroup=zoneText,zoneUnknown
syn match       zoneDirective   /^\$GENERATE\s/

syn match       zoneUnknown     contained /\S\+/

syn match       zoneOwnerName   contained /^[^[:space:]!"#$%&'()*+,\/:;<=>?@[\]\^`{|}~]\+$\s\|;$\@=/ nextgroup=zoneTTL,zoneClass,zoneRRType skipwhite
syn match       zoneOrigin      contained  /[^[:space:]!"#$%&'()*+,\/:;<=>?@[\]\^`{|}~]\+$\s\|;\|$$\@=/
syn match       zoneDomain      contained  /[^[:space:]!"#$%&'()*+,\/:;<=>?@[\]\^`{|}~]\+$\s\|;\|$$\@=/

syn match       zoneSpecial     contained /^[@*.]\s/
syn match       zoneTTL         contained /\s\@<=\d[0-9WwDdHhMmSs]*$\s\|$$\@=/ nextgroup=zoneClass,zoneRRType skipwhite
syn keyword     zoneClass       contained IN CHAOS nextgroup=zoneRRType,zoneTTL skipwhite
syn keyword     zoneRRType      contained A AAAA CNAME DNAME HINFO MX NS PTR SOA SRV TXT SPF nextgroup=zoneRData skipwhite
syn match       zoneRData       contained /[^;]*/ contains=zoneDomain,zoneIPAddr,zoneIP6Addr,zoneText,zoneNumber,zoneParen,zoneUnknown

syn match       zoneIPAddr      contained /\<[0-9]\{1,3}$\.[0-9]\{1,3}$\{,3}\>/

"   Plain IPv6 address          IPv6-embedded-IPv4 address
"   1111:2:3:4:5:6:7:8          1111:2:3:4:5:6:127.0.0.1
syn match       zoneIP6Addr     contained /\<$\x\{1,4}:$\{6}$\x\{1,4}:\x\{1,4}\|\([0-2]\?\d\{1,2}\.$\{3}[0-2]\?\d\{1,2}\)\>/
"   ::[...:]8                   ::[...:]127.0.0.1
syn match       zoneIP6Addr     contained /\s\@<=::$\(\x\{1,4}:$\{,6}\x\{1,4}\|$\x\{1,4}:$\{,5}$[0-2]\?\d\{1,2}\.$\{3}[0-2]\?\d\{1,2}\)\>/
"   1111::[...:]8               1111::[...:]127.0.0.1
syn match       zoneIP6Addr     contained /\<$\x\{1,4}:$\{1}:$\(\x\{1,4}:$\{,5}\x\{1,4}\|$\x\{1,4}:$\{,4}$[0-2]\?\d\{1,2}\.$\{3}[0-2]\?\d\{1,2}\)\>/
"   1111:2::[...:]8             1111:2::[...:]127.0.0.1
syn match       zoneIP6Addr     contained /\<$\x\{1,4}:$\{2}:$\(\x\{1,4}:$\{,4}\x\{1,4}\|$\x\{1,4}:$\{,3}$[0-2]\?\d\{1,2}\.$\{3}[0-2]\?\d\{1,2}\)\>/
"   1111:2:3::[...:]8           1111:2:3::[...:]127.0.0.1
syn match       zoneIP6Addr     contained /\<$\x\{1,4}:$\{3}:$\(\x\{1,4}:$\{,3}\x\{1,4}\|$\x\{1,4}:$\{,2}$[0-2]\?\d\{1,2}\.$\{3}[0-2]\?\d\{1,2}\)\>/
"   1111:2:3:4::[...:]8         1111:2:3:4::[...:]127.0.0.1
syn match       zoneIP6Addr     contained /\<$\x\{1,4}:$\{4}:$\(\x\{1,4}:$\{,2}\x\{1,4}\|$\x\{1,4}:$\{,1}$[0-2]\?\d\{1,2}\.$\{3}[0-2]\?\d\{1,2}\)\>/
"   1111:2:3:4:5::[...:]8       1111:2:3:4:5::127.0.0.1
syn match       zoneIP6Addr     contained /\<$\x\{1,4}:$\{5}:$\(\x\{1,4}:$\{,1}\x\{1,4}\|$[0-2]\?\d\{1,2}\.$\{3}[0-2]\?\d\{1,2}\)\>/
"   1111:2:3:4:5:6::8           -
syn match       zoneIP6Addr     contained /\<$\x\{1,4}:$\{6}:\x\{1,4}\>/
"   1111[:...]::                -
syn match       zoneIP6Addr     contained /\<$\x\{1,4}:$\{1,7}:$\s\|;\|$$\@=/

syn match       zoneText        contained /"$[^"\\]\|\\.$*"$\s\|;\|$$\@=/
syn match       zoneNumber      contained /\<[0-9]\+$\s\|;\|$$\@=/
syn match       zoneSerial      contained /\<[0-9]\{9,10}$\s\|;\|$$\@=/

syn match       zoneErrParen    /)/
syn region      zoneParen       contained start="(" end=")" contains=zoneSerial,zoneTTL,zoneNumber,zoneComment
syn match       zoneComment     /;.*/

" Define the default highlighting.
" Only when an item doesn't have highlighting yet

hi def link zoneDirective    Macro

hi def link zoneUnknown      Error

hi def link zoneOrigin       Statement
hi def link zoneOwnerName    Statement
hi def link zoneDomain       Identifier

hi def link zoneSpecial      Special
hi def link zoneTTL          Constant
hi def link zoneClass        Include
hi def link zoneRRType       Type

hi def link zoneIPAddr       Number
hi def link zoneIP6Addr      Number
hi def link zoneText         String
hi def link zoneNumber       Number
hi def link zoneSerial       Special

hi def link zoneErrParen     Error
hi def link zoneComment      Comment

let b:current_syntax = "bindzone"

" vim:sts=2 sw=2

MR SKB