+++ /dev/null
-"TODO print messages when on visual mode. I only see VISUAL, not the messages.
-
-" Function interface phylosophy:
-"
-" - functions take arbitrary line numbers as parameters.
-" Current cursor line is only a suitable default parameter.
-"
-" - only functions that bind directly to user actions:
-"
-" - print error messages.
-" All intermediate functions limit themselves return `0` to indicate an error.
-"
-" - move the cursor. All other functions do not move the cursor.
-"
-" This is how you should view headers for the header mappings:
-"
-" |BUFFER
-" |
-" |Outside any header
-" |
-" a-+# a
-" |
-" |Inside a
-" |
-" a-+
-" b-+## b
-" |
-" |inside b
-" |
-" b-+
-" c-+### c
-" |
-" |Inside c
-" |
-" c-+
-" d-|# d
-" |
-" |Inside d
-" |
-" d-+
-" e-|e
-" |====
-" |
-" |Inside e
-" |
-" e-+
-
-" 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^######[^#]@='
-\ }
-
-" Maches any header level of any type.
-"
-" This could be deduced from `s:levelRegexpDict`, but it is more
-" efficient to have a single regexp for this.
-"
-let s:headersRegexp = '\v^(#|.+\n(\=+|-+)$)'
-
-" Returns the line number of the first header before `line`, called the
-" current header.
-"
-" If there is no current header, return `0`.
-"
-" @param a:1 The line to look the header of. Default value: `getpos('.')`.
-"
-function! s:GetHeaderLineNum(...)
- if a:0 == 0
- let l:l = line('.')
- else
- let l:l = a:1
- endif
- while(l:l > 0)
- if join(getline(l:l, l:l + 1), "\n") =~ s:headersRegexp
- return l:l
- endif
- let l:l -= 1
- endwhile
- return 0
-endfunction
-
-" - if inside a header goes to it.
-" Return its line number.
-"
-" - if on top level outside any headers,
-" print a warning
-" Return `0`.
-"
-function! s:MoveToCurHeader()
- let l:lineNum = s:GetHeaderLineNum()
- if l:lineNum != 0
- call cursor(l:lineNum, 1)
- else
- echo 'outside any header'
- "normal! gg
- endif
- return l:lineNum
-endfunction
-
-" Move cursor to next header of any level.
-"
-" If there are no more headers, print a warning.
-"
-function! s:MoveToNextHeader()
- if search(s:headersRegexp, 'W') == 0
- "normal! G
- echo 'no next header'
- endif
-endfunction
-
-" Move cursor to previous header (before current) of any level.
-"
-" If it does not exist, print a warning.
-"
-function! s:MoveToPreviousHeader()
- let l:curHeaderLineNumber = s:GetHeaderLineNum()
- let l:noPreviousHeader = 0
- if l:curHeaderLineNumber <= 1
- let l:noPreviousHeader = 1
- else
- let l:previousHeaderLineNumber = s:GetHeaderLineNum(l:curHeaderLineNumber - 1)
- if l:previousHeaderLineNumber == 0
- let l:noPreviousHeader = 1
- else
- call cursor(l:previousHeaderLineNumber, 1)
- endif
- endif
- if l:noPreviousHeader
- echo 'no previous header'
- endif
-endfunction
-
-" - if line is inside a header, return the header level (h1 -> 1, h2 -> 2, etc.).
-"
-" - if line is at top level outside any headers, return `0`.
-"
-function! s:GetHeaderLevel(...)
- if a:0 == 0
- let l:line = line('.')
- else
- let l:line = a:1
- endif
- let l:linenum = s:GetHeaderLineNum(l:line)
- if l:linenum != 0
- return s:GetLevelOfHeaderAtLine(l:linenum)
- else
- return 0
- endif
-endfunction
-
-" Returns the level of the header at the given line.
-"
-" If there is no header at the given line, returns `0`.
-"
-function! s:GetLevelOfHeaderAtLine(linenum)
- let l:lines = join(getline(a:linenum, a:linenum + 1), "\n")
- for l:key in keys(s:levelRegexpDict)
- if l:lines =~ get(s:levelRegexpDict, l:key)
- return l:key
- endif
- endfor
- return 0
-endfunction
-
-" Move cursor to parent header of the current header.
-"
-" If it does not exit, print a warning and do nothing.
-"
-function! s:MoveToParentHeader()
- let l:linenum = s:GetParentHeaderLineNumber()
- if l:linenum != 0
- call cursor(l:linenum, 1)
- else
- echo 'no parent header'
- endif
-endfunction
-
-" Return the line number of the parent header of line `line`.
-"
-" If it has no parent, return `0`.
-"
-function! s:GetParentHeaderLineNumber(...)
- if a:0 == 0
- let l:line = line('.')
- else
- let l:line = a:1
- endif
- let l:level = s:GetHeaderLevel(l:line)
- if l:level > 1
- let l:linenum = s:GetPreviousHeaderLineNumberAtLevel(l:level - 1, l:line)
- return l:linenum
- endif
- return 0
-endfunction
-
-" Return the line number of the previous header of given level.
-" in relation to line `a:1`. If not given, `a:1 = getline()`
-"
-" `a:1` line is included, and this may return the current header.
-"
-" If none return 0.
-"
-function! s:GetNextHeaderLineNumberAtLevel(level, ...)
- if a:0 < 1
- let l:line = line('.')
- else
- let l:line = a:1
- endif
- let l:l = l:line
- while(l:l <= line('$'))
- if join(getline(l:l, l:l + 1), "\n") =~ get(s:levelRegexpDict, a:level)
- return l:l
- endif
- let l:l += 1
- endwhile
- return 0
-endfunction
-
-" Return the line number of the previous header of given level.
-" in relation to line `a:1`. If not given, `a:1 = getline()`
-"
-" `a:1` line is included, and this may return the current header.
-"
-" If none return 0.
-"
-function! s:GetPreviousHeaderLineNumberAtLevel(level, ...)
- if a:0 == 0
- let l:line = line('.')
- else
- let l:line = a:1
- endif
- let l:l = l:line
- while(l:l > 0)
- if join(getline(l:l, l:l + 1), "\n") =~ get(s:levelRegexpDict, a:level)
- return l:l
- endif
- let l:l -= 1
- endwhile
- return 0
-endfunction
-
-" Move cursor to next sibling header.
-"
-" If there is no next siblings, print a warning and don't move.
-"
-function! s:MoveToNextSiblingHeader()
- let l:curHeaderLineNumber = s:GetHeaderLineNum()
- let l:curHeaderLevel = s:GetLevelOfHeaderAtLine(l:curHeaderLineNumber)
- let l:curHeaderParentLineNumber = s:GetParentHeaderLineNumber()
- let l:nextHeaderSameLevelLineNumber = s:GetNextHeaderLineNumberAtLevel(l:curHeaderLevel, l:curHeaderLineNumber + 1)
- let l:noNextSibling = 0
- if l:nextHeaderSameLevelLineNumber == 0
- let l:noNextSibling = 1
- else
- let l:nextHeaderSameLevelParentLineNumber = s:GetParentHeaderLineNumber(l:nextHeaderSameLevelLineNumber)
- if l:curHeaderParentLineNumber == l:nextHeaderSameLevelParentLineNumber
- call cursor(l:nextHeaderSameLevelLineNumber, 1)
- else
- let l:noNextSibling = 1
- endif
- endif
- if l:noNextSibling
- echo 'no next sibling header'
- endif
-endfunction
-
-" Move cursor to previous sibling header.
-"
-" If there is no previous siblings, print a warning and do nothing.
-"
-function! s:MoveToPreviousSiblingHeader()
- let l:curHeaderLineNumber = s:GetHeaderLineNum()
- let l:curHeaderLevel = s:GetLevelOfHeaderAtLine(l:curHeaderLineNumber)
- let l:curHeaderParentLineNumber = s:GetParentHeaderLineNumber()
- let l:previousHeaderSameLevelLineNumber = s:GetPreviousHeaderLineNumberAtLevel(l:curHeaderLevel, l:curHeaderLineNumber - 1)
- let l:noPreviousSibling = 0
- if l:previousHeaderSameLevelLineNumber == 0
- let l:noPreviousSibling = 1
- else
- let l:previousHeaderSameLevelParentLineNumber = s:GetParentHeaderLineNumber(l:previousHeaderSameLevelLineNumber)
- if l:curHeaderParentLineNumber == l:previousHeaderSameLevelParentLineNumber
- call cursor(l:previousHeaderSameLevelLineNumber, 1)
- else
- let l:noPreviousSibling = 1
- endif
- endif
- if l:noPreviousSibling
- echo 'no previous sibling header'
- endif
-endfunction
-
-function! s:Toc(...)
- if a:0 > 0
- let l:window_type = a:1
- else
- let l:window_type = 'vertical'
- endif
-
-
- let l:bufnr = bufnr('%')
- let l:cursor_line = line('.')
- let l:cursor_header = 0
- let l:fenced_block = 0
- let l:front_matter = 0
- let l:header_list = []
- let l:header_max_len = 0
- let l:vim_markdown_toc_autofit = get(g:, "vim_markdown_toc_autofit", 0)
- let l:vim_markdown_frontmatter = get(g:, "vim_markdown_frontmatter", 0)
- for i in range(1, line('$'))
- let l:lineraw = getline(i)
- let l:l1 = getline(i+1)
- let l:line = substitute(l:lineraw, "#", "\\\#", "g")
- if l:line =~ '````*' || l:line =~ '\~\~\~\~*'
- if l:fenced_block == 0
- let l:fenced_block = 1
- elseif l:fenced_block == 1
- let l:fenced_block = 0
- endif
- elseif l:vim_markdown_frontmatter == 1
- if l:front_matter == 1
- if l:line == '---'
- let l:front_matter = 0
- endif
- elseif i == 1
- if l:line == '---'
- let l:front_matter = 1
- endif
- endif
- endif
- if l:line =~ '^#\+' || (l:l1 =~ '^=\+\s*$' || l:l1 =~ '^-\+\s*$') && l:line =~ '^\S'
- let l:is_header = 1
- else
- let l:is_header = 0
- endif
- if l:is_header == 1 && l:fenced_block == 0 && l:front_matter == 0
- " append line to location list
- let l:item = {'lnum': i, 'text': l:line, 'valid': 1, 'bufnr': l:bufnr, 'col': 1}
- let l:header_list = l:header_list + [l:item]
- " set header number of the cursor position
- if l:cursor_header == 0
- if i == l:cursor_line
- let l:cursor_header = len(l:header_list)
- elseif i > l:cursor_line
- let l:cursor_header = len(l:header_list) - 1
- endif
- endif
- " keep track of the longest header size (heading level + title)
- let l:total_len = stridx(l:line, ' ') + strdisplaywidth(l:line)
- if l:total_len > l:header_max_len
- let l:header_max_len = l:total_len
- endif
- endif
- endfor
- call setloclist(0, l:header_list)
- if len(l:header_list) == 0
- echom "Toc: No headers."
- return
- endif
-
- if l:window_type ==# 'horizontal'
- lopen
- elseif l:window_type ==# 'vertical'
- vertical lopen
- " auto-fit toc window when possible to shrink it
- if (&columns/2) > l:header_max_len && l:vim_markdown_toc_autofit == 1
- execute 'vertical resize ' . (l:header_max_len + 1)
- else
- execute 'vertical resize ' . (&columns/2)
- endif
- elseif l:window_type ==# 'tab'
- tab lopen
- else
- lopen
- endif
- setlocal modifiable
- for i in range(1, line('$'))
- " 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
- let d.text = substitute(d.text, '\v^#*[ ]*', '', '')
- let d.text = substitute(d.text, '\v[ ]*#*$', '', '')
- " setex headers
- else
- let l:next_line = getbufline(d.bufnr, d.lnum+1)
- if match(l:next_line, "=") > -1
- let l:level = 0
- elseif match(l:next_line, "-") > -1
- let l:level = 1
- endif
- endif
- call setline(i, repeat(' ', l:level). d.text)
- endfor
- setlocal nomodified
- setlocal nomodifiable
- execute 'normal! ' . l:cursor_header . 'G'
-endfunction
-
-" Convert Setex headers in range `line1 .. line2` to Atx.
-"
-" Return the number of conversions.
-"
-function! s:SetexToAtx(line1, line2)
- let l:originalNumLines = line('$')
- execute 'silent! ' . a:line1 . ',' . a:line2 . 'substitute/\v(.*\S.*)\n\=+$/# \1/'
- execute 'silent! ' . a:line1 . ',' . a:line2 . 'substitute/\v(.*\S.*)\n-+$/## \1/'
- return l:originalNumLines - line('$')
-endfunction
-
-" If `a:1` is 0, decrease the level of all headers in range `line1 .. line2`.
-"
-" Otherwise, increase the level. `a:1` defaults to `0`.
-"
-function! s:HeaderDecrease(line1, line2, ...)
- if a:0 > 0
- let l:increase = a:1
- else
- let l:increase = 0
- endif
- if l:increase
- let l:forbiddenLevel = 6
- let l:replaceLevels = [5, 1]
- let l:levelDelta = 1
- else
- let l:forbiddenLevel = 1
- let l:replaceLevels = [2, 6]
- let l:levelDelta = -1
- endif
- for l:line in range(a:line1, a:line2)
- if join(getline(l:line, l:line + 1), "\n") =~ s:levelRegexpDict[l:forbiddenLevel]
- echomsg 'There is an h' . l:forbiddenLevel . ' at line ' . l:line . '. Aborting.'
- return
- endif
- endfor
- let l:numSubstitutions = s:SetexToAtx(a:line1, a:line2)
- let l:flags = (&gdefault ? '' : 'g')
- 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) . '/' . l:flags
- 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, colon or hyphen next to a colon othewise
- " well formated tables would grow because of addition of 2 spaces on the separator
- " line by Tabularize /|.
- let l:flags = (&gdefault ? '' : 'g')
- execute 's/\(:\@<!-:\@!\|[^|:-]\)//e' . l:flags
- execute 's/--/-/e' . l:flags
- Tabularize /|
- " Move colons for alignment to left or right side of the cell.
- execute 's/:\( \+\)|/\1:|/e' . l:flags
- execute 's/|\( \+\):/|:\1/e' . l:flags
- execute 's/ /-/' . l:flags
- call setpos('.', l:pos)
-endfunction
-
-" Wrapper to do move commands in visual mode.
-"
-function! s:VisMove(f)
- norm! gv
- call function(a:f)()
-endfunction
-
-" Map in both normal and visual modes.
-"
-function! s:MapNormVis(rhs,lhs)
- execute 'nn <buffer><silent> ' . a:rhs . ' :call ' . a:lhs . '()<cr>'
- execute 'vn <buffer><silent> ' . a:rhs . ' <esc>:call <sid>VisMove(''' . a:lhs . ''')<cr>'
-endfunction
-
-" Parameters:
-"
-" - step +1 for right, -1 for left
-"
-" TODO: multiple lines.
-"
-function! s:FindCornerOfSyntax(lnum, col, step)
- let l:col = a:col
- let l:syn = synIDattr(synID(a:lnum, l:col, 1), 'name')
- while synIDattr(synID(a:lnum, l:col, 1), 'name') ==# l:syn
- let l:col += a:step
- endwhile
- return l:col - a:step
-endfunction
-
-" Return the next position of the given syntax name,
-" inclusive on the given position.
-"
-" TODO: multiple lines
-"
-function! s:FindNextSyntax(lnum, col, name)
- let l:col = a:col
- let l:step = 1
- while synIDattr(synID(a:lnum, l:col, 1), 'name') !=# a:name
- let l:col += l:step
- endwhile
- return [a:lnum, l:col]
-endfunction
-
-function! s:FindCornersOfSyntax(lnum, col)
- return [<sid>FindLeftOfSyntax(a:lnum, a:col), <sid>FindRightOfSyntax(a:lnum, a:col)]
-endfunction
-
-function! s:FindRightOfSyntax(lnum, col)
- return <sid>FindCornerOfSyntax(a:lnum, a:col, 1)
-endfunction
-
-function! s:FindLeftOfSyntax(lnum, col)
- return <sid>FindCornerOfSyntax(a:lnum, a:col, -1)
-endfunction
-
-" Returns:
-"
-" - a string with the the URL for the link under the cursor
-" - an empty string if the cursor is not on a link
-"
-" TODO
-"
-" - multiline support
-" - give an error if the separator does is not on a link
-"
-function! s:Markdown_GetUrlForPosition(lnum, col)
- let l:lnum = a:lnum
- let l:col = a:col
- let l:syn = synIDattr(synID(l:lnum, l:col, 1), 'name')
-
- if l:syn ==# 'mkdInlineURL' || l:syn ==# 'mkdURL' || l:syn ==# 'mkdLinkDefTarget'
- " Do nothing.
- elseif l:syn ==# 'mkdLink'
- let [l:lnum, l:col] = <sid>FindNextSyntax(l:lnum, l:col, 'mkdURL')
- let l:syn = 'mkdURL'
- elseif l:syn ==# 'mkdDelimiter'
- let l:line = getline(l:lnum)
- let l:char = l:line[col - 1]
- if l:char ==# '<'
- let l:col += 1
- elseif l:char ==# '>' || l:char ==# ')'
- let l:col -= 1
- elseif l:char ==# '[' || l:char ==# ']' || l:char ==# '('
- let [l:lnum, l:col] = <sid>FindNextSyntax(l:lnum, l:col, 'mkdURL')
- else
- return ''
- endif
- else
- return ''
- endif
-
- let [l:left, l:right] = <sid>FindCornersOfSyntax(l:lnum, l:col)
- return getline(l:lnum)[l:left - 1 : l:right - 1]
-endfunction
-
-" Front end for GetUrlForPosition.
-"
-function! s:OpenUrlUnderCursor()
- let l:url = s:Markdown_GetUrlForPosition(line('.'), col('.'))
- if l:url != ''
- call s:VersionAwareNetrwBrowseX(l:url)
- else
- echomsg 'The cursor is not on a link.'
- endif
-endfunction
-
-" We need a definition guard because we invoke 'edit' which will reload this
-" script while this function is running. We must not replace it.
-if !exists('*s:EditUrlUnderCursor')
- function s:EditUrlUnderCursor()
- let l:url = s:Markdown_GetUrlForPosition(line('.'), col('.'))
- if l:url != ''
- if get(g:, 'vim_markdown_autowrite', 0)
- write
- endif
- let l:anchor = ''
- if get(g:, 'vim_markdown_follow_anchor', 0)
- let l:parts = split(l:url, '#', 1)
- if len(l:parts) == 2
- let [l:url, l:anchor] = parts
- let l:anchorexpr = get(g:, 'vim_markdown_anchorexpr', '')
- if l:anchorexpr != ''
- let l:anchor = eval(substitute(
- \ l:anchorexpr, 'v:anchor',
- \ escape('"'.l:anchor.'"', '"'), ''))
- endif
- endif
- endif
- if l:url != ''
- let l:ext = ''
- if get(g:, 'vim_markdown_no_extensions_in_markdown', 0)
- " use another file extension if preferred
- if exists('g:vim_markdown_auto_extension_ext')
- let l:ext = '.'.g:vim_markdown_auto_extension_ext
- else
- let l:ext = '.md'
- endif
- endif
- let l:url = fnameescape(fnamemodify(expand('%:h').'/'.l:url.l:ext, ':.'))
- let l:editmethod = ''
- " determine how to open the linked file (split, tab, etc)
- if exists('g:vim_markdown_edit_url_in')
- if g:vim_markdown_edit_url_in == 'tab'
- let l:editmethod = 'tabnew'
- elseif g:vim_markdown_edit_url_in == 'vsplit'
- let l:editmethod = 'vsp'
- elseif g:vim_markdown_edit_url_in == 'hsplit'
- let l:editmethod = 'sp'
- else
- let l:editmethod = 'edit'
- endif
- else
- " default to current buffer
- let l:editmethod = 'edit'
- endif
- execute l:editmethod l:url
- endif
- if l:anchor != ''
- silent! execute '/'.l:anchor
- endif
- else
- echomsg 'The cursor is not on a link.'
- endif
- endfunction
-endif
-
-function! s:VersionAwareNetrwBrowseX(url)
- if has('patch-7.4.567')
- call netrw#BrowseX(a:url, 0)
- else
- call netrw#NetrwBrowseX(a:url, 0)
- endif
-endf
-
-function! s:MapNotHasmapto(lhs, rhs)
- if !hasmapto('<Plug>' . a:rhs)
- execute 'nmap <buffer>' . a:lhs . ' <Plug>' . a:rhs
- execute 'vmap <buffer>' . a:lhs . ' <Plug>' . a:rhs
- endif
-endfunction
-
-call <sid>MapNormVis('<Plug>Markdown_MoveToNextHeader', '<sid>MoveToNextHeader')
-call <sid>MapNormVis('<Plug>Markdown_MoveToPreviousHeader', '<sid>MoveToPreviousHeader')
-call <sid>MapNormVis('<Plug>Markdown_MoveToNextSiblingHeader', '<sid>MoveToNextSiblingHeader')
-call <sid>MapNormVis('<Plug>Markdown_MoveToPreviousSiblingHeader', '<sid>MoveToPreviousSiblingHeader')
-call <sid>MapNormVis('<Plug>Markdown_MoveToParentHeader', '<sid>MoveToParentHeader')
-call <sid>MapNormVis('<Plug>Markdown_MoveToCurHeader', '<sid>MoveToCurHeader')
-nnoremap <Plug>Markdown_OpenUrlUnderCursor :call <sid>OpenUrlUnderCursor()<cr>
-nnoremap <Plug>Markdown_EditUrlUnderCursor :call <sid>EditUrlUnderCursor()<cr>
-
-if !get(g:, 'vim_markdown_no_default_key_mappings', 0)
- call <sid>MapNotHasmapto(']]', 'Markdown_MoveToNextHeader')
- call <sid>MapNotHasmapto('[[', 'Markdown_MoveToPreviousHeader')
- call <sid>MapNotHasmapto('][', 'Markdown_MoveToNextSiblingHeader')
- call <sid>MapNotHasmapto('[]', 'Markdown_MoveToPreviousSiblingHeader')
- call <sid>MapNotHasmapto(']u', 'Markdown_MoveToParentHeader')
- call <sid>MapNotHasmapto(']c', 'Markdown_MoveToCurHeader')
- call <sid>MapNotHasmapto('gx', 'Markdown_OpenUrlUnderCursor')
- call <sid>MapNotHasmapto('ge', 'Markdown_EditUrlUnderCursor')
-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:Toc()
-command! -buffer Toch call s:Toc('horizontal')
-command! -buffer Tocv call s:Toc('vertical')
-command! -buffer Toct call s:Toc('tab')
-
-" Heavily based on vim-notes - http://peterodding.com/code/vim/notes/
-if exists('g:vim_markdown_fenced_languages')
- let s:filetype_dict = {}
- for s:filetype in g:vim_markdown_fenced_languages
- let key = matchstr(s:filetype, "[^=]*")
- let val = matchstr(s:filetype, "[^=]*$")
- let s:filetype_dict[key] = val
- endfor
-else
- let s:filetype_dict = {
- \ 'c++': 'cpp',
- \ 'viml': 'vim',
- \ 'bash': 'sh',
- \ 'ini': 'dosini'
- \ }
-endif
-
-function! s:MarkdownHighlightSources(force)
- " Syntax highlight source code embedded in notes.
- " Look for code blocks in the current file
- let filetypes = {}
- for line in getline(1, '$')
- let ft = matchstr(line, '```\s*\zs[0-9A-Za-z_+-]*')
- if !empty(ft) && ft !~ '^\d*$' | let filetypes[ft] = 1 | endif
- endfor
- if !exists('b:mkd_known_filetypes')
- let b:mkd_known_filetypes = {}
- endif
- if !exists('b:mkd_included_filetypes')
- " set syntax file name included
- let b:mkd_included_filetypes = {}
- endif
- if !a:force && (b:mkd_known_filetypes == filetypes || empty(filetypes))
- return
- endif
-
- " Now we're ready to actually highlight the code blocks.
- let startgroup = 'mkdCodeStart'
- let endgroup = 'mkdCodeEnd'
- for ft in keys(filetypes)
- if a:force || !has_key(b:mkd_known_filetypes, ft)
- if has_key(s:filetype_dict, ft)
- let filetype = s:filetype_dict[ft]
- else
- let filetype = ft
- endif
- let group = 'mkdSnippet' . toupper(substitute(filetype, "[+-]", "_", "g"))
- if !has_key(b:mkd_included_filetypes, filetype)
- let include = s:SyntaxInclude(filetype)
- let b:mkd_included_filetypes[filetype] = 1
- else
- let include = '@' . toupper(filetype)
- endif
- let command = 'syntax region %s matchgroup=%s start="^\s*```\s*%s$" matchgroup=%s end="\s*```$" keepend contains=%s%s'
- execute printf(command, group, startgroup, ft, endgroup, include, has('conceal') && get(g:, 'vim_markdown_conceal', 1) && get(g:, 'vim_markdown_conceal_code_blocks', 1) ? ' concealends' : '')
- execute printf('syntax cluster mkdNonListItem add=%s', group)
-
- let b:mkd_known_filetypes[ft] = 1
- endif
- endfor
-endfunction
-
-function! s:SyntaxInclude(filetype)
- " Include the syntax highlighting of another {filetype}.
- let grouplistname = '@' . toupper(a:filetype)
- " Unset the name of the current syntax while including the other syntax
- " because some syntax scripts do nothing when "b:current_syntax" is set
- if exists('b:current_syntax')
- let syntax_save = b:current_syntax
- unlet b:current_syntax
- endif
- try
- execute 'syntax include' grouplistname 'syntax/' . a:filetype . '.vim'
- execute 'syntax include' grouplistname 'after/syntax/' . a:filetype . '.vim'
- catch /E484/
- " Ignore missing scripts
- endtry
- " Restore the name of the current syntax
- if exists('syntax_save')
- let b:current_syntax = syntax_save
- elseif exists('b:current_syntax')
- unlet b:current_syntax
- endif
- return grouplistname
-endfunction
-
-
-function! s:MarkdownRefreshSyntax(force)
- if &filetype =~ 'markdown' && line('$') > 1
- call s:MarkdownHighlightSources(a:force)
- endif
-endfunction
-
-function! s:MarkdownClearSyntaxVariables()
- if &filetype =~ 'markdown'
- unlet! b:mkd_included_filetypes
- endif
-endfunction
-
-augroup Mkd
- " These autocmd calling s:MarkdownRefreshSyntax need to be kept in sync with
- " the autocmds calling s:MarkdownSetupFolding in after/ftplugin/markdown.vim.
- autocmd! * <buffer>
- autocmd BufWinEnter <buffer> call s:MarkdownRefreshSyntax(1)
- autocmd BufUnload <buffer> call s:MarkdownClearSyntaxVariables()
- autocmd BufWritePost <buffer> call s:MarkdownRefreshSyntax(0)
- autocmd InsertEnter,InsertLeave <buffer> call s:MarkdownRefreshSyntax(0)
- autocmd CursorHold,CursorHoldI <buffer> call s:MarkdownRefreshSyntax(0)
-augroup END
projects / etc / vim.git / blobdiff
