Merge pull request #103 from fmoralesc/patch-1

Toc: Pass errors if no atx headers are processed.

diff --combined ftplugin/mkd.vim
index d4113ad472737e59a9a303a90d03cb41714b3307,e177bd13c79f07ee8641fec69cc7c337444857cc..42dca901e1db36e153a1f75fc773ef912e84dca3
--- 1/ftplugin/mkd.vim
--- 2/ftplugin/mkd.vim
+++ b/ftplugin/mkd.vim
@@@ -47,12 -47,12 +47,12 @@@
  
  " For each level, contains the regexp that matches at that level only.
  let s:levelRegexpDict = {
 -    \ 1: '\v^(#[^#]|.+\n\=+$)',
 -    \ 2: '\v^(##[^#]|.+\n-+$)',
 -    \ 3: '\v^###[^#]',
 -    \ 4: '\v^####[^#]',
 -    \ 5: '\v^#####[^#]',
 -    \ 6: '\v^######[^#]'
 +    \ 1: '\v^(#[^#]@=|.+\n\=+$)',
 +    \ 2: '\v^(##[^#]@=|.+\n-+$)',
 +    \ 3: '\v^###[^#]@=',
 +    \ 4: '\v^####[^#]@=',
 +    \ 5: '\v^#####[^#]@=',
 +    \ 6: '\v^######[^#]@='
  \ }
  
  " Maches any header level of any type.
@@@ -302,27 -302,27 +302,27 @@@ function! s:Markdown_Toc(...
      endif
  
      try
 -        silent vimgrep /\(^\S.*\(\n[=-]\+\)\@=\|^#\+\)/ %
 +        silent lvimgrep /\(^\S.*\(\n[=-]\+\n\)\@=\|^#\+\)/ %
      catch /E480/
          echom "Toc: No headers."
          return
      endtry
  
      if l:window_type ==# 'horizontal'
 -        copen
 +        lopen
      elseif l:window_type ==# 'vertical'
 -        vertical copen
 +        vertical lopen
          let &winwidth=(&columns/2)
      elseif l:window_type ==# 'tab'
 -        tab copen
 +        tab lopen
      else
 -        copen
 +        lopen
      endif
      set modifiable
-     %s/\v^([^|]*\|){2,2} #//
+     %s/\v^([^|]*\|){2,2} #//e
      for i in range(1, line('$'))
 -        " this is the quickfix data for the current item
 -        let d = getqflist()[i-1]
 +        " this is the location-list data for the current item
 +        let d = getloclist(0)[i-1]
          " atx headers
          if match(d.text, "^#") > -1
              let l:level = len(matchstr(d.text, '#*', 'g'))-1
@@@ -392,26 -392,10 +392,26 @@@ function! s:HeaderDecrease(line1, line2
      endfor
      let l:numSubstitutions = s:SetexToAtx(a:line1, a:line2)
      for l:level in range(replaceLevels[0], replaceLevels[1], -l:levelDelta)
 -        execute 'silent! ' . a:line1 . ',' . (a:line2 - l:numSubstitutions) . 'substitute/' . s:levelRegexpDict[l:level] . '/' . repeat('#', l:level + l:levelDelta) . '\1/g'
 +        execute 'silent! ' . a:line1 . ',' . (a:line2 - l:numSubstitutions) . 'substitute/' . s:levelRegexpDict[l:level] . '/' . repeat('#', l:level + l:levelDelta) . '/g'
      endfor
  endfunction
  
 +" Format table under cursor.
 +" Depends on Tabularize.
 +function! s:TableFormat()
 +  let l:pos = getpos('.')
 +  normal! {
 +  " Search instead of `normal! j` because of the table at beginning of file edge case.
 +  call search('|')
 +  normal! j
 +  " Remove everything that is not a pipe othewise well formated tables would grow
 +  " because of addition of 2 spaces on the separator line by Tabularize /|.
 +  s/[^|]//g
 +  Tabularize /|
 +  s/ /-/g
 +  call setpos('.', l:pos)
 +endfunction
 +
  call <sid>MapNormVis('<Plug>(Markdown_MoveToNextHeader)', '<sid>Markdown_MoveToNextHeader')
  call <sid>MapNormVis('<Plug>(Markdown_MoveToPreviousHeader)', '<sid>Markdown_MoveToPreviousHeader')
  call <sid>MapNormVis('<Plug>(Markdown_MoveToNextSiblingHeader)', '<sid>Markdown_MoveToNextSiblingHeader')
@@@ -437,11 -421,10 +437,11 @@@ if !get(g:, 'vim_markdown_no_default_ke
      vmap <buffer> ]c <Plug>(Markdown_MoveToCurHeader)
  endif
  
 +command! -buffer -range=% HeaderDecrease call s:HeaderDecrease(<line1>, <line2>)
 +command! -buffer -range=% HeaderIncrease call s:HeaderDecrease(<line1>, <line2>, 1)
 +command! -buffer -range=% SetexToAtx call s:SetexToAtx(<line1>, <line2>)
 +command! -buffer TableFormat call s:TableFormat()
  command! -buffer Toc call s:Markdown_Toc()
  command! -buffer Toch call s:Markdown_Toc('horizontal')
  command! -buffer Tocv call s:Markdown_Toc('vertical')
  command! -buffer Toct call s:Markdown_Toc('tab')
 -command! -buffer -range=% SetexToAtx call s:SetexToAtx(<line1>, <line2>)
 -command! -buffer -range=% HeaderDecrease call s:HeaderDecrease(<line1>, <line2>)
 -command! -buffer -range=% HeaderIncrease call s:HeaderDecrease(<line1>, <line2>, 1)