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view runtime/syntax/hostconf.vim @ 24508:09bfa6e3859c v8.2.2794

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patch 8.2.2794: Linux users don't know how to get ncurses Commit: https://github.com/vim/vim/commit/16678eb50f7fcb7138600bd0364edb2c9def8cb8 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Apr 21 11:57:59 2021 +0200 patch 8.2.2794: Linux users don't know how to get ncurses Problem: Linux users don't know how to get ncurses. Solution: Add the name of the package. (closes https://github.com/vim/vim/issues/8132)
author Bram Moolenaar <Bram@vim.org>
date Wed, 21 Apr 2021 12:00:05 +0200
parents 1218c5353e2b
children
line wrap: on
line source

" Vim syntax file
" Language:             host.conf(5) configuration file
" Previous Maintainer:  Nikolai Weibull <now@bitwi.se>
" Latest Revision:      2007-06-25

if exists("b:current_syntax")
  finish
endif

let s:cpo_save = &cpo
set cpo&vim

syn keyword hostconfTodo
      \ contained
      \ TODO
      \ FIXME
      \ XXX
      \ NOTE

syn match   hostconfComment
      \ display
      \ contained
      \ '\s*#.*'
      \ contains=hostconfTodo,
      \          @Spell

syn match   hostconfBegin
      \ display
      \ '^'
      \ nextgroup=hostconfComment,hostconfKeyword
      \ skipwhite

syn keyword hostconfKeyword
      \ contained
      \ order
      \ nextgroup=hostconfLookupOrder
      \ skipwhite

let s:orders = ['bind', 'hosts', 'nis']

function s:permute_suffixes(list)
  if empty(a:list)
    return []
  elseif len(a:list) == 1
    return a:list[0]
  else
    let i = 0
    let n = len(a:list)
    let sub_permutations = []
    while i < n
      let list_copy = copy(a:list)
      let removed = list_copy[i]
      call remove(list_copy, i)
      call add(sub_permutations, [removed, s:permute_suffixes(list_copy)])
      let i += 1
    endwhile
    return sub_permutations
  endif
endfunction

function s:generate_suffix_groups(list_of_order_of_orders, context, trailing_context)
  for order_of_orders in a:list_of_order_of_orders
    let order = order_of_orders[0]
    let trailing_context = a:trailing_context . toupper(order[0]) . order[1:]
    let nextgroup = 'hostconfLookupOrder' . trailing_context
    let nextgroup_delimiter = nextgroup . 'Delimiter'
    let group = 'hostconfLookupOrder' . a:context
    execute 'syn keyword' group 'contained' order 'nextgroup=' . nextgroup_delimiter 'skipwhite'
    execute 'syn match' nextgroup_delimiter 'contained display "," nextgroup=' . nextgroup 'skipwhite'
    if a:context != ""
      execute 'hi def link' group 'hostconfLookupOrder'
    endif
    execute 'hi def link' nextgroup_delimiter 'hostconfLookupOrderDelimiter'
    let context = trailing_context
    if type(order_of_orders[1]) == type([])
      call s:generate_suffix_groups(order_of_orders[1], context, trailing_context)
    else
      execute 'syn keyword hostconfLookupOrder' . context 'contained' order_of_orders[-1]
      execute 'hi def link hostconfLookupOrder' . context 'hostconfLookupOrder'
    endif
  endfor
endfunction

call s:generate_suffix_groups(s:permute_suffixes(s:orders), "", "")

delfunction s:generate_suffix_groups
delfunction s:permute_suffixes

syn keyword hostconfKeyword
      \ contained
      \ trim
      \ nextgroup=hostconfDomain
      \ skipwhite

syn match   hostconfDomain
      \ contained
      \ '\.[^:;,[:space:]]\+'
      \ nextgroup=hostconfDomainDelimiter
      \ skipwhite

syn match   hostconfDomainDelimiter
      \ contained
      \ display
      \ '[:;,]'
      \ nextgroup=hostconfDomain
      \ skipwhite

syn keyword hostconfKeyword
      \ contained
      \ multi
      \ nospoof
      \ spoofalert
      \ reorder
      \ nextgroup=hostconfBoolean
      \ skipwhite

syn keyword hostconfBoolean
      \ contained
      \ on
      \ off

syn keyword hostconfKeyword
      \ contained
      \ spoof
      \ nextgroup=hostconfSpoofValue
      \ skipwhite

syn keyword hostconfSpoofValue
      \ contained
      \ off
      \ nowarn
      \ warn

hi def link hostconfTodo                  Todo
hi def link hostconfComment               Comment
hi def link hostconfKeyword               Keyword
hi def link hostconfLookupOrder           Identifier
hi def link hostconfLookupOrderDelimiter  Delimiter
hi def link hostconfDomain                String
hi def link hostconfDomainDelimiter       Delimiter
hi def link hostconfBoolean               Boolean
hi def link hostconfSpoofValue            hostconfBoolean

let b:current_syntax = "hostconf"

let &cpo = s:cpo_save
unlet s:cpo_save