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view runtime/plugin/manpager.vim @ 9711:b74515b8f3d4 v7.4.2131

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commit https://github.com/vim/vim/commit/57e69ff2cca9edee3546373d04e0dde6810309e5 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jul 30 23:05:09 2016 +0200 patch 7.4.2131 Problem: More memory leaks when using partial, e.g. for "exit-cb". Solution: Don't copy the callback when using a partial.
author Christian Brabandt <cb@256bit.org>
date Sat, 30 Jul 2016 23:15:05 +0200
parents 071f9da012fb
children f690da1b3c04
line wrap: on
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" Vim plugin for using Vim as manpager.
" Maintainer: Enno Nagel <ennonagel+vim@gmail.com>
" Last Change: 2016 May 20

" $MAN_PN is supposed to be set by MANPAGER, see ":help manpager.vim".
if empty($MAN_PN)
  finish
endif

command! -nargs=0 MANPAGER call s:MANPAGER() | delcommand MANPAGER

function! s:MANPAGER()
  let page_pattern = '\v\w+%([-_.]\w+)*'
  let sec_pattern = '\v\w+%(\+\w+)*'
  let pagesec_pattern = '\v(' . page_pattern . ')\((' . sec_pattern . ')\)'

  if $MAN_PN is '1'
    let manpage = matchstr( getline(1), '^' . pagesec_pattern )
  else
    let manpage = expand('$MAN_PN')
  endif

  let page_sec = matchlist(tolower(manpage), '^' . pagesec_pattern  . '$')

  bwipe!

  setlocal filetype=man
  exe 'Man' page_sec[2] page_sec[1]
endfunction