nsl.vim

" Vim syntax file
" Language:    NSL
" Maintainer:  KISHIMOTO, Makoto <ksmakoto@dd.iij4u.or.jp>
" Last Change: 2011 Dec 15
" URL:         http://metanest.jp/
" Filenames:   *.nsl
" Version:     0.1

if exists("b:current_syntax")
  finish
endif

syn case ignore

" storage types
syn keyword  Yellow  module declare if any alt seq proc state else interface
syn keyword  Yellow  state_name input output func_in inout func
syn keyword  Yellow  func_out func_self reg wire mem
syn keyword  Yellow  goto return invoke finish
syn match    Purple  "#include"
syn match    Purple  "#define"
syn match    Green   "\^"
syn match    Green   "&"
syn match    Green   "|"
syn match    Green   "=="
syn match    Green   ":"
syn match    Green   "="
syn match    Green   "+"
syn match    Green   "-"
syn match    Green   "\*"

syn match Blue   "//.*"
syn match Purple "[{}<>().,;]"
syn match White  "[a-z_][a-zA-Z0-9_]*"
syn match Red    "\<[A-Z][A-Z0-9_]*\>\C"

syn match Red    "0\+[1-7]\=[\t\n$,; ]"
syn match Red    "[0-9]\d*"
syn match Red    "0[oO][0-7]\+" "hs=s+2
syn match Red    "0[xX][0-9a-fA-F]\+" "hs=s+2
syn match Red    "0[bB][0-1]*" "hs=s+2

syntax region  Blue start="/\*" end="\*/"
syntax region  Red  start="\"" end="\""

syn case match

" Define the default highlighting.
" For version 5.7 and earlier: only when not done already
" For version 5.8 and later: only when an item doesn't have highlighting yet
if version >= 508 || !exists("did_nsl_syntax_inits")
  if version < 508
    let did_nsl_syntax_inits = 1
    command -nargs=+ HiLink hi link <args>
  else
    command -nargs=+ HiLink hi def link <args>
  endif

  " The default methods for highlighting.  Can be overridden later
  HiLink Red    ctermfg=darkred
  HiLink Blue   ctermfg=darkblue
  HiLink White  ctermfg=none
  HiLink Green  ctermfg=darkgreen
  HiLink Purple ctermfg=darkmagenta
  HiLink Yellow ctermfg=darkyellow
  HiLink Cyan   ctermfg=Cyan

  delcommand HiLink
endif

let b:current_syntax = "nsl"

" vim: ts=8