vim-polyglot/ftplugin/debcontrol.vim
2017-09-27 20:43:42 +02:00

75 lines
1.9 KiB
VimL

if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'vim') == -1
" Vim filetype plugin file (GUI menu and folding)
" Language: Debian control files
" Maintainer: Debian Vim Maintainers <pkg-vim-maintainers@lists.alioth.debian.org>
" Former Maintainer: Pierre Habouzit <madcoder@debian.org>
" Last Change: 2008-03-08
" URL: http://hg.debian.org/hg/pkg-vim/vim/raw-file/tip/runtime/ftplugin/debcontrol.vim
" Do these settings once per buffer
if exists("b:did_ftplugin")
finish
endif
let b:did_ftplugin=1
" {{{1 Local settings (do on every load)
if exists("g:debcontrol_fold_enable")
setlocal foldmethod=expr
setlocal foldexpr=DebControlFold(v:lnum)
setlocal foldtext=DebControlFoldText()
endif
setlocal textwidth=0
" Clean unloading
let b:undo_ftplugin = "setlocal tw< foldmethod< foldexpr< foldtext<"
" }}}1
" {{{1 folding
function! s:getField(f, lnum)
let line = getline(a:lnum)
let fwdsteps = 0
while line !~ '^'.a:f.':'
let fwdsteps += 1
let line = getline(a:lnum + fwdsteps)
if line == ''
return 'unknown'
endif
endwhile
return substitute(line, '^'.a:f.': *', '', '')
endfunction
function! DebControlFoldText()
if v:folddashes == '-' " debcontrol entry fold
let type = substitute(getline(v:foldstart), ':.*', '', '')
if type == 'Source'
let ftext = substitute(foldtext(), ' *Source: *', ' ', '')
return ftext . ' -- ' . s:getField('Maintainer', v:foldstart) . ' '
endif
let arch = s:getField('Architecture', v:foldstart)
let ftext = substitute(foldtext(), ' *Package: *', ' [' . arch . '] ', '')
return ftext . ': ' . s:getField('Description', v:foldstart) . ' '
endif
return foldtext()
endfunction
function! DebControlFold(l)
" This is for not merging blank lines around folds to them
if getline(a:l) =~ '^Source:'
return '>1'
endif
if getline(a:l) =~ '^Package:'
return '>1'
endif
return '='
endfunction
" }}}1
endif