X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/2cbdce375bb945fecb3f110437b595dcc6dad566..3522dd502b500365afe4462241921216f1d3ec1d:/syntax/markdown.vim

diff --git a/syntax/markdown.vim b/syntax/markdown.vim
index 452a717..e4c0068 100644
--- a/syntax/markdown.vim
+++ b/syntax/markdown.vim
@@ -34,19 +34,26 @@ syn spell toplevel
 syn case ignore
 syn sync linebreaks=1
 
+let s:conceal = ''
+let s:concealends = ''
+if has('conceal')
+  let s:conceal = ' conceal'
+  let s:concealends = ' concealends'
+endif
+
 "additions to HTML groups
-syn region htmlItalic start="\\\@<!\*\ze[^\\\*\s]" end="[^\\\*\s]\zs\*" keepend oneline
-syn region htmlItalic start="\\\@<!_\ze[^\\_\s]" end="[^\\_\s]\zs_" keepend oneline
-syn region htmlBold start="\*\*\ze\S" end="\S\zs\*\*" keepend oneline
-syn region htmlBold start="__\ze\S" end="\S\zs__" keepend oneline
-syn region htmlBoldItalic start="\*\*\*\ze\S" end="\S\zs\*\*\*" keepend oneline
-syn region htmlBoldItalic start="___\ze\S" end="\S\zs___" keepend oneline
+syn region htmlItalic start="\%(^\|\s\)\zs\*\ze[^\\\*\t ]" end="[^\\\*\t ]\zs\*\ze\_W" keepend
+syn region htmlItalic start="\%(^\|\s\)\zs_\ze[^\\_\t ]" end="[^\\_\t ]\zs_\ze\_W" keepend
+syn region htmlBold start="\*\*\ze\S" end="\S\zs\*\*" keepend
+syn region htmlBold start="__\ze\S" end="\S\zs__" keepend
+syn region htmlBoldItalic start="\*\*\*\ze\S" end="\S\zs\*\*\*" keepend
+syn region htmlBoldItalic start="___\ze\S" end="\S\zs___" keepend
 
 " [link](URL) | [link][id] | [link][] | ![image](URL)
 syn region mkdFootnotes matchgroup=mkdDelimiter start="\[^"    end="\]"
-syn region mkdID matchgroup=mkdDelimiter        start="\["    end="\]" contained oneline
-syn region mkdURL matchgroup=mkdDelimiter       start="("     end=")"  contained oneline
-syn region mkdLink matchgroup=mkdDelimiter      start="\\\@<!!\?\[" end="\]\ze\s*[[(]" contains=@mkdNonListItem,@Spell nextgroup=mkdURL,mkdID skipwhite oneline
+execute 'syn region mkdID matchgroup=mkdDelimiter    start="\["    end="\]" contained oneline' . s:conceal
+execute 'syn region mkdURL matchgroup=mkdDelimiter   start="("     end=")"  contained oneline' . s:conceal
+execute 'syn region mkdLink matchgroup=mkdDelimiter  start="\\\@<!!\?\[" end="\n\{-,1}[^]]\{-}\zs\]\ze[[(]" contains=@mkdNonListItem,@Spell nextgroup=mkdURL,mkdID skipwhite oneline' . s:concealends
 
 " Autolink without angle brackets.
 " mkd  inline links:           protocol   optional  user:pass@       sub/domain                 .com, .co.uk, etc      optional port   path/querystring/hash fragment
@@ -89,6 +96,7 @@ syn region mkdCode         start="<pre[^>]*>"              end="</pre>"
 syn region mkdCode         start="<code[^>]*>"             end="</code>"
 syn region mkdFootnote     start="\[^"                     end="\]"
 syn match  mkdCode         /^\s*\n\(\(\s\{8,}[^ ]\|\t\t\+[^\t]\).*\n\)\+/
+syn match  mkdCode         /\%^\(\(\s\{4,}[^ ]\|\t\+[^\t]\).*\n\)\+/
 syn match  mkdCode         /^\s*\n\(\(\s\{4,}[^ ]\|\t\+[^\t]\).*\n\)\+/ contained
 syn region mkdListItemLine matchgroup=mkdListItem start="^\s*\%([-*+]\|\d\+\.\)\s\+" end="$" contains=@mkdNonListItem,@Spell
 syn region mkdNonListItemBlock start="\(\%^\(\s*\([-*+]\|\d\+\.\)\s\+\)\@!\|\n\(\_^\_$\|\s\{4,}[^ ]\|\t+[^\t]\)\@!\)" end="^\(\s*\([-*+]\|\d\+\.\)\s\+\)\@=" contains=@mkdNonListItem,@Spell