Support a double-backspace in a backtic code span.

[etc/vim.git] / syntax / mkd.vim

diff --git a/syntax/mkd.vim b/syntax/mkd.vim
index 4a7577ff777327536b2cdbc55cc12c928b8e7cb0..eae0a33aafcf6768483302075489b1471c971b7d 100644 (file)
--- a/syntax/mkd.vim
+++ b/syntax/mkd.vim
@@ -42,7 +42,8 @@ syn region htmlBold     start=/\\\@<!\(^\|\A\)\@=_\@<!___\@!/         end=/\\\@<
 syn region htmlItalic   start=/\\\@<!\(^\|\A\)\@=_\@<!__\@!/          end=/\\\@<!_\@<!__\@!\($\|\A\)\@=/        contains=htmlBold,@Spell
 
 " [link](URL) | [link][id] | [link][]
 syn region htmlItalic   start=/\\\@<!\(^\|\A\)\@=_\@<!__\@!/          end=/\\\@<!_\@<!__\@!\($\|\A\)\@=/        contains=htmlBold,@Spell
 
 " [link](URL) | [link][id] | [link][]

-syn region mkdLink matchgroup=mkdDelimiter      start="[^\\]\!\?\[" end="\]\ze\s*[[(]" contains=@Spell nextgroup=mkdURL,mkdID skipwhite
+syn region mkdFootnotes matchgroup=mkdDelimiter start="\[^"    end="\]"
+syn region mkdLink matchgroup=mkdDelimiter      start="\\\@<!\[" end="\]\ze\s*[[(]" contains=@Spell nextgroup=mkdURL,mkdID skipwhite

 syn region mkdID matchgroup=mkdDelimiter        start="\["    end="\]" contained
 syn region mkdURL matchgroup=mkdDelimiter       start="("     end=")"  contained
 " mkd  inline links:           protocol   optional  user:pass@       sub/domain                 .com, .co.uk, etc      optional port   path/querystring/hash fragment
 syn region mkdID matchgroup=mkdDelimiter        start="\["    end="\]" contained
 syn region mkdURL matchgroup=mkdDelimiter       start="("     end=")"  contained
 " mkd  inline links:           protocol   optional  user:pass@       sub/domain                 .com, .co.uk, etc      optional port   path/querystring/hash fragment


@@ -61,16 +62,16 @@ syn region mkdLinkTitle matchgroup=mkdDelimiter start=+(+     end=+)+  contained
 syn match  mkdLineContinue ".$" contained
 syn match  mkdRule      /^\s*\*\s\{0,1}\*\s\{0,1}\*$/
 syn match  mkdRule      /^\s*-\s\{0,1}-\s\{0,1}-$/
 syn match  mkdLineContinue ".$" contained
 syn match  mkdRule      /^\s*\*\s\{0,1}\*\s\{0,1}\*$/
 syn match  mkdRule      /^\s*-\s\{0,1}-\s\{0,1}-$/

-syn match  mkdRule      /^\s*_\s\{0,1}_\s\{0,1}_$/
+syn match  mkdRule      /^\s+_\s\{0,1}_\s\{0,1}_$/

 syn match  mkdRule      /^\s*-\{3,}$/
 syn match  mkdRule      /^\s*\*\{3,5}$/
 syn match  mkdListItem  "^\s*[-*+]\s\+"
 syn match  mkdListItem  "^\s*\d\+\.\s\+"
 syn match  mkdCode      /^\s*\n\(\(\s\{4,}[^ ]\|\t\+[^\t]\).*\n\)\+/
 syn match  mkdLineBreak /  \+$/
 syn match  mkdRule      /^\s*-\{3,}$/
 syn match  mkdRule      /^\s*\*\{3,5}$/
 syn match  mkdListItem  "^\s*[-*+]\s\+"
 syn match  mkdListItem  "^\s*\d\+\.\s\+"
 syn match  mkdCode      /^\s*\n\(\(\s\{4,}[^ ]\|\t\+[^\t]\).*\n\)\+/
 syn match  mkdLineBreak /  \+$/

-syn region mkdCode      start=/\\\@<!`/                   end=/\\\@<!`/
+syn region mkdCode      start=/\(\([^\\]\|^\)\\\)\@<!`/   end=/\(\([^\\]\|^\)\\\)\@<!`/

 syn region mkdCode      start=/\s*``[^`]*/          end=/[^`]*``\s*/
 syn region mkdCode      start=/\s*``[^`]*/          end=/[^`]*``\s*/

-syn region mkdCode      start=/^```\w*\s*$/          end=/^```\s*$/
+syn region mkdCode      start=/^```\s*\w*\s*$/          end=/^```\s*$/

 syn region mkdBlockquote start=/^\s*>/              end=/$/                 contains=mkdLineBreak,mkdLineContinue,@Spell
 syn region mkdCode      start="<pre[^>]*>"         end="</pre>"
 syn region mkdCode      start="<code[^>]*>"        end="</code>"
 syn region mkdBlockquote start=/^\s*>/              end=/$/                 contains=mkdLineBreak,mkdLineContinue,@Spell
 syn region mkdCode      start="<pre[^>]*>"         end="</pre>"
 syn region mkdCode      start="<code[^>]*>"        end="</code>"


@@ -85,27 +86,6 @@ syn region htmlH6       start="^\s*######"              end="\($\|#\+\)" contain
 syn match  htmlH1       /^.\+\n=\+$/ contains=@Spell
 syn match  htmlH2       /^.\+\n-\+$/ contains=@Spell
 
 syn match  htmlH1       /^.\+\n=\+$/ contains=@Spell
 syn match  htmlH2       /^.\+\n-\+$/ contains=@Spell
 

-
-
-" fold region for headings
-syn region mkdHeaderFold
-    \ start="^\s*\z(#\+\)"
-    \ skip="^\s*\z1#\+"
-    \ end="^\(\s*#\)\@="
-    \ fold contains=TOP
-
-" fold region for lists
-syn region mkdListFold
-    \ start="^\z(\s*\)\*\z(\s*\)"
-    \ skip="^\z1 \z2\s*[^#]"
-    \ end="^\(.\)\@="
-    \ fold contains=TOP
-
-syn sync fromstart
-setlocal foldmethod=syntax
-
-
-

 "highlighting for Markdown groups
 HtmlHiLink mkdString       String
 HtmlHiLink mkdCode          String
 "highlighting for Markdown groups
 HtmlHiLink mkdString       String
 HtmlHiLink mkdCode          String


@@ -114,6 +94,7 @@ HtmlHiLink mkdLineContinue  Comment
 HtmlHiLink mkdListItem      Identifier
 HtmlHiLink mkdRule          Identifier
 HtmlHiLink mkdLineBreak     Todo
 HtmlHiLink mkdListItem      Identifier
 HtmlHiLink mkdRule          Identifier
 HtmlHiLink mkdLineBreak     Todo

+HtmlHiLink mkdFootnotes     htmlLink

 HtmlHiLink mkdLink          htmlLink
 HtmlHiLink mkdURL           htmlString
 HtmlHiLink mkdInlineURL     htmlLink
 HtmlHiLink mkdLink          htmlLink
 HtmlHiLink mkdURL           htmlString
 HtmlHiLink mkdInlineURL     htmlLink