All patches and comments are welcome. Please squash your changes to logical
commits before using git-format-patch and git-send-email to
patches@git.madduck.net.
If you'd read over the Git project's submission guidelines and adhered to them,
I'd be especially grateful.
1 " folding for Markdown headers, both styles (atx- and setex-)
2 " http://daringfireball.net/projects/markdown/syntax#header
4 " this code can be placed in file
5 " $HOME/.vim/after/ftplugin/markdown.vim
7 " original version from Steve Losh's gist: https://gist.github.com/1038710
9 function! s:is_mkdCode(lnum)
10 let name = synIDattr(synID(a:lnum, 1, 0), 'name')
11 return (name =~ '^mkd\%(Code$\|Snippet\)' || name != '' && name !~ '^\%(mkd\|html\)')
14 if get(g:, "vim_markdown_folding_style_pythonic", 0)
15 function! Foldexpr_markdown(lnum)
16 let l2 = getline(a:lnum+1)
17 if l2 =~ '^==\+\s*' && !s:is_mkdCode(a:lnum+1)
18 " next line is underlined (level 1)
20 elseif l2 =~ '^--\+\s*' && !s:is_mkdCode(a:lnum+1)
21 " next line is underlined (level 2)
25 let l1 = getline(a:lnum)
26 if l1 =~ '^#' && !s:is_mkdCode(a:lnum)
27 " current line starts with hashes
28 return '>'.(matchend(l1, '^#\+') - 1)
33 " keep previous foldlevel
38 function! Foldtext_markdown()
39 let line = getline(v:foldstart)
40 let has_numbers = &number || &relativenumber
41 let nucolwidth = &fdc + has_numbers * &numberwidth
42 let windowwidth = winwidth(0) - nucolwidth - 6
43 let foldedlinecount = v:foldend - v:foldstart
44 let line = strpart(line, 0, windowwidth - 2 -len(foldedlinecount))
45 let line = substitute(line, '\%("""\|''''''\)', '', '')
46 let fillcharcount = windowwidth - len(line) - len(foldedlinecount) + 1
47 return line . ' ' . repeat("-", fillcharcount) . ' ' . foldedlinecount
50 function! Foldexpr_markdown(lnum)
54 let l0 = getline(a:lnum-1)
56 " keep track of fenced code blocks
57 if l0 =~ '````*' || l0 =~ '~~~~*'
58 if b:fenced_block == 0
59 let b:fenced_block = 1
60 elseif b:fenced_block == 1
61 let b:fenced_block = 0
65 let l2 = getline(a:lnum+1)
66 if l2 =~ '^==\+\s*' && !s:is_mkdCode(a:lnum+1)
67 " next line is underlined (level 1)
69 elseif l2 =~ '^--\+\s*' && !s:is_mkdCode(a:lnum+1)
70 " next line is underlined (level 2)
71 if g:vim_markdown_folding_level == 2
78 let l1 = getline(a:lnum)
79 if l1 =~ '^#' && !s:is_mkdCode(a:lnum)
80 " fold level according to option
81 let l:level = matchend(l1, '^#\+')
82 if g:vim_markdown_folding_level == 1 || l:level > g:vim_markdown_folding_level
85 " code blocks are always folded
90 if l0 =~ '^#' && !s:is_mkdCode(a:lnum-1)
91 " collapse comments in fenced code blocks into a single fold
92 if b:fenced_block == 1
95 " current line starts with hashes
96 return '>'.matchend(l0, '^#\+')
98 " fold here because of setext headers
105 let b:fenced_block = 0
106 let g:vim_markdown_folding_level = get(g:, "vim_markdown_folding_level", 1)
108 if !get(g:, "vim_markdown_folding_disabled", 0)
109 setlocal foldexpr=Foldexpr_markdown(v:lnum)
110 setlocal foldmethod=expr
111 if get(g:, "vim_markdown_folding_style_pythonic", 0)
112 setlocal foldtext=Foldtext_markdown()