Update doc

[etc/vim.git] / ftplugin / markdown.vim

diff --git a/ftplugin/markdown.vim b/ftplugin/markdown.vim
index c12862ab6a86938b8aa462ffe28c9dea0acf50a2..4019ff9f7dba69cb4ac77885d094cc2fec7ade78 100644 (file)
--- a/ftplugin/markdown.vim
+++ b/ftplugin/markdown.vim
@@ -304,11 +304,13 @@ function! s:Toc(...)
 
 
     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 g:vim_markdown_toc_autofit = get(g:, "vim_markdown_toc_autofit", 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)
@@ -340,6 +342,14 @@ function! s:Toc(...)
             " 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, ' ') + len(l:line)
             if l:total_len > l:header_max_len
@@ -358,7 +368,7 @@ function! s:Toc(...)
     elseif l:window_type ==# 'vertical'
         vertical lopen
         " auto-fit toc window when possible to shrink it
-        if (&columns/2) > l:header_max_len && g:vim_markdown_toc_autofit == 1
+        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)
@@ -390,7 +400,7 @@ function! s:Toc(...)
     endfor
     setlocal nomodified
     setlocal nomodifiable
-    normal! gg
+    execute 'normal! ' . l:cursor_header . 'G'
 endfunction
 
 " Convert Setex headers in range `line1 .. line2` to Atx.
@@ -606,10 +616,11 @@ command! -buffer Toct call s:Toc('tab')
 " Heavily based on vim-notes - http://peterodding.com/code/vim/notes/
 let s:filetype_dict = {
     \ 'c++': 'cpp',
-    \ 'viml': 'vim'
+    \ 'viml': 'vim',
+    \ 'bash': 'sh'
 \ }
 
-function! s:Markdown_highlight_sources(force)
+function! s:MarkdownHighlightSources(force)
     " Syntax highlight source code embedded in notes.
     " Look for code blocks in the current file
     let filetypes = {}
@@ -620,6 +631,10 @@ function! s:Markdown_highlight_sources(force)
     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
@@ -635,7 +650,12 @@ function! s:Markdown_highlight_sources(force)
                 let filetype = ft
             endif
             let group = 'mkdSnippet' . toupper(substitute(filetype, "[+-]", "_", "g"))
-            let include = s:syntax_include(filetype)
+            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$" matchgroup=%s end="\s*```$" keepend contains=%s%s'
             execute printf(command, group, startgroup, ft, endgroup, include, has('conceal') ? ' concealends' : '')
             execute printf('syntax cluster mkdNonListItem add=%s', group)
@@ -645,7 +665,7 @@ function! s:Markdown_highlight_sources(force)
     endfor
 endfunction
 
-function! s:syntax_include(filetype)
+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
@@ -670,16 +690,16 @@ function! s:syntax_include(filetype)
 endfunction
 
 
-function! s:Markdown_refresh_syntax(force)
+function! s:MarkdownRefreshSyntax(force)
     if &filetype == 'markdown' && line('$') > 1
-        call s:Markdown_highlight_sources(a:force)
+        call s:MarkdownHighlightSources(a:force)
     endif
 endfunction
 
 augroup Mkd
     autocmd!
-    au BufWinEnter * call s:Markdown_refresh_syntax(1)
-    au BufWritePost * call s:Markdown_refresh_syntax(0)
-    au InsertEnter,InsertLeave * call s:Markdown_refresh_syntax(0)
-    au CursorHold,CursorHoldI * call s:Markdown_refresh_syntax(0)
+    au BufWinEnter * call s:MarkdownRefreshSyntax(1)
+    au BufWritePost * call s:MarkdownRefreshSyntax(0)
+    au InsertEnter,InsertLeave * call s:MarkdownRefreshSyntax(0)
+    au CursorHold,CursorHoldI * call s:MarkdownRefreshSyntax(0)
 augroup END