runtime/syntax/asterisk.vim

" Vim syntax file
" Language:	Asterisk config file
" Maintainer: 	Jean Aunis <jean.aunis@yahoo.fr>
" Previous Maintainer:	brc007
" Updated for 1.2 by Tilghman Lesher (Corydon76)
" Last Change:	2015 Feb 27
" version 0.4

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

syn sync clear
syn sync fromstart

syn keyword     asteriskTodo    TODO contained
syn match       asteriskComment         ";.*" contains=asteriskTodo
syn match       asteriskContext         "\[.\{-}\]"
syn match       asteriskExten           "^\s*\zsexten\s*=>\?\s*[^,]\+\ze," contains=asteriskPattern nextgroup=asteriskPriority
syn match       asteriskExten           "^\s*\zssame\s*=>\?\s*\ze" nextgroup=asteriskPriority
syn match       asteriskExten           "^\s*\(register\|channel\|ignorepat\|include\|\(no\)\?load\)\s*=>\?"
syn match       asteriskPattern         "_\(\[[[:alnum:]#*\-]\+\]\|[[:alnum:]#*]\)*\.\?" contained
syn match       asteriskPattern         "[^A-Za-z0-9,]\zs[[:alnum:]#*]\+\ze" contained
syn match       asteriskApp             ",\zs[a-zA-Z]\+\ze$"
syn match       asteriskApp             ",\zs[a-zA-Z]\+\ze("
" Digits plus oldlabel (newlabel)
syn match       asteriskPriority        "\zs[[:digit:]]\+\(+[[:alpha:]][[:alnum:]_]*\)\?\(([[:alpha:]][[:alnum:]_]*)\)\?\ze," contains=asteriskLabel
" oldlabel plus digits (newlabel)
syn match       asteriskPriority        "\zs[[:alpha:]][[:alnum:]_]*+[[:digit:]]\+\(([[:alpha:]][[:alnum:]_]*)\)\?\ze," contains=asteriskLabel
" s or n plus digits (newlabel)
syn match       asteriskPriority        "\zs[sn]\(+[[:digit:]]\+\)\?\(([[:alpha:]][[:alnum:]_]*)\)\?\ze," contains=asteriskLabel
syn match       asteriskLabel           "(\zs[[:alpha:]][[:alnum:]]*\ze)" contained
syn match       asteriskError           "^\s*#\s*[[:alnum:]]*"
syn match       asteriskInclude         "^\s*#\s*\(include\|exec\)\s.*"
syn match       asteriskVar             "\${_\{0,2}[[:alpha:]][[:alnum:]_]*\(:-\?[[:digit:]]\+\(:[[:digit:]]\+\)\?\)\?}"
syn match       asteriskVar             "_\{0,2}[[:alpha:]][[:alnum:]_]*\ze="
syn match       asteriskVarLen          "\${_\{0,2}[[:alpha:]][[:alnum:]_]*(.*)}" contains=asteriskVar,asteriskVarLen,asteriskExp
syn match       asteriskVarLen          "(\zs[[:alpha:]][[:alnum:]_]*(.\{-})\ze=" contains=asteriskVar,asteriskVarLen,asteriskExp
syn match       asteriskExp             "\$\[.\{-}\]" contains=asteriskVar,asteriskVarLen,asteriskExp
syn match       asteriskCodecsPermit    "^\s*\(allow\|disallow\)\s*=\s*.*$" contains=asteriskCodecs
syn match       asteriskCodecs          "\(g723\|gsm\|ulaw\|alaw\|g726\|adpcm\|slin\|lpc10\|g729\|speex\|ilbc\|all\s*$\)"
syn match       asteriskError           "^\(type\|auth\|permit\|deny\|bindaddr\|host\)\s*=.*$"
syn match       asteriskType            "^\zstype=\ze\<\(peer\|user\|friend\)\>$" contains=asteriskTypeType
syn match       asteriskTypeType        "\<\(peer\|user\|friend\)\>" contained
syn match       asteriskAuth            "^\zsauth\s*=\ze\s*\<\(md5\|rsa\|plaintext\)\>$" contains=asteriskAuthType
syn match       asteriskAuthType        "\<\(md5\|rsa\|plaintext\)\>"
syn match       asteriskAuth            "^\zs\(secret\|inkeys\|outkey\)\s*=\ze.*$"
syn match       asteriskAuth            "^\(permit\|deny\)\s*=\s*\d\{1,3}\.\d\{1,3}\.\d\{1,3}\.\d\{1,3}/\d\{1,3}\.\d\{1,3}\.\d\{1,3}\.\d\{1,3}\s*$" contains=asteriskIPRange
syn match       asteriskIPRange         "\d\{1,3}\.\d\{1,3}\.\d\{1,3}\.\d\{1,3}/\d\{1,3}\.\d\{1,3}\.\d\{1,3}\.\d\{1,3}" contained
syn match       asteriskIP              "\d\{1,3}\.\d\{1,3}\.\d\{1,3}\.\d\{1,3}" contained
syn match       asteriskHostname        "[[:alnum:]][[:alnum:]\-\.]*\.[[:alpha:]]{2,10}" contained
syn match       asteriskPort            "\d\{1,5}" contained
syn match       asteriskSetting         "^bindaddr\s*=\s*\d\{1,3}\.\d\{1,3}\.\d\{1,3}\.\d\{1,3}$" contains=asteriskIP
syn match       asteriskSetting         "^port\s*=\s*\d\{1,5}\s*$" contains=asteriskPort
syn match       asteriskSetting         "^host\s*=\s*\(dynamic\|\(\d\{1,3}\.\d\{1,3}\.\d\{1,3}\.\d\{1,3}\)\|\([[:alnum:]][[:alnum:]\-\.]*\.[[:alpha:]]{2,10}\)\)" contains=asteriskIP,asteriskHostname

" Define the default highlighting.
" Only when an item doesn't have highlighting yet
command -nargs=+ HiLink hi def link <args>

HiLink        asteriskComment		Comment
HiLink        asteriskExten		String
HiLink        asteriskContext         Preproc
HiLink        asteriskPattern         Type
HiLink        asteriskApp             Statement
HiLink        asteriskInclude         Preproc
HiLink        asteriskIncludeBad	Error
HiLink        asteriskPriority        Preproc
HiLink        asteriskLabel           Type
HiLink        asteriskVar             String
HiLink        asteriskVarLen          Function
HiLink        asteriskExp             Type
HiLink        asteriskCodecsPermit    Preproc
HiLink        asteriskCodecs          String
HiLink        asteriskType            Statement
HiLink        asteriskTypeType        Type
HiLink        asteriskAuth            String
HiLink        asteriskAuthType        Type
HiLink        asteriskIPRange         Identifier
HiLink        asteriskIP              Identifier
HiLink        asteriskPort            Identifier
HiLink        asteriskHostname        Identifier
HiLink        asteriskSetting         Statement
HiLink        asteriskError           Error
delcommand HiLink

let b:current_syntax = "asterisk" 
" vim: ts=8 sw=2