" ------------ _____________________ --------------------------- ________________________ ----------------- __
syntax match mkdInlineURL /https\?:\/\/\(\w\+\(:\w\+\)\?@\)\?\([A-Za-z][-_0-9A-Za-z]*\.\)\{1,}\(\w\{2,}\.\?\)\{1,}\(:[0-9]\{1,5}\)\?\S*/
+let s:protocols = 'coap\|doi\|javascript\|aaa\|aaas\|about\|acap\|cap\|cid\|crid\|data\|dav\|dict\|dns\|file\|ftp\|geo\|go\|gopher\|h323\|http\|https\|iax\|icap\|im\|imap\|info\|ipp\|iris\|iris.beep\|iris.xpc\|iris.xpcs\|iris.lwz\|ldap\|mailto\|mid\|msrp\|msrps\|mtqp\|mupdate\|news\|nfs\|ni\|nih\|nntp\|opaquelocktoken\|pop\|pres\|rtsp\|service\|session\|shttp\|sieve\|sip\|sips\|sms\|snmp,soap.beep\|soap.beeps\|tag\|tel\|telnet\|tftp\|thismessage\|tn3270\|tip\|tv\|urn\|vemmi\|ws\|wss\|xcon\|xcon-userid\|xmlrpc.beep\|xmlrpc.beeps\|xmpp\|z39.50r\|z39.50s\|adiumxtra\|afp\|afs\|aim\|apt,attachment\|aw\|beshare\|bitcoin\|bolo\|callto\|chrome,chrome-extension\|com-eventbrite-attendee\|content\|cvs,dlna-playsingle\|dlna-playcontainer\|dtn\|dvb\|ed2k\|facetime\|feed\|finger\|fish\|gg\|git\|gizmoproject\|gtalk\|hcp\|icon\|ipn\|irc\|irc6\|ircs\|itms\|jar\|jms\|keyparc\|lastfm\|ldaps\|magnet\|maps\|market,message\|mms\|ms-help\|msnim\|mumble\|mvn\|notes\|oid\|palm\|paparazzi\|platform\|proxy\|psyc\|query\|res\|resource\|rmi\|rsync\|rtmp\|secondlife\|sftp\|sgn\|skype\|smb\|soldat\|spotify\|ssh\|steam\|svn\|teamspeak\|things\|udp\|unreal\|ut2004\|ventrilo\|view-source\|webcal\|wtai\|wyciwyg\|xfire\|xri\|ymsgr'
+
+" Autolink with parenthesis.
+execute 'syn region mkdInlineURL matchgroup=mkdDelimiter start="\\\@<!(\(\(' . s:protocols . '\):\/\/[^) ]*)\)\@=" end=")"'
+
" Autolink with angle brackets.
-syn region mkdInlineURL matchgroup=mkdDelimiter start="\\\@<!<\(\(coap\|doi\|javascript\|aaa\|aaas\|about\|acap\|cap\|cid\|crid\|data\|dav\|dict\|dns\|file\|ftp\|geo\|go\|gopher\|h323\|http\|https\|iax\|icap\|im\|imap\|info\|ipp\|iris\|iris.beep\|iris.xpc\|iris.xpcs\|iris.lwz\|ldap\|mailto\|mid\|msrp\|msrps\|mtqp\|mupdate\|news\|nfs\|ni\|nih\|nntp\|opaquelocktoken\|pop\|pres\|rtsp\|service\|session\|shttp\|sieve\|sip\|sips\|sms\|snmp,soap.beep\|soap.beeps\|tag\|tel\|telnet\|tftp\|thismessage\|tn3270\|tip\|tv\|urn\|vemmi\|ws\|wss\|xcon\|xcon-userid\|xmlrpc.beep\|xmlrpc.beeps\|xmpp\|z39.50r\|z39.50s\|adiumxtra\|afp\|afs\|aim\|apt,attachment\|aw\|beshare\|bitcoin\|bolo\|callto\|chrome,chrome-extension\|com-eventbrite-attendee\|content\|cvs,dlna-playsingle\|dlna-playcontainer\|dtn\|dvb\|ed2k\|facetime\|feed\|finger\|fish\|gg\|git\|gizmoproject\|gtalk\|hcp\|icon\|ipn\|irc\|irc6\|ircs\|itms\|jar\|jms\|keyparc\|lastfm\|ldaps\|magnet\|maps\|market,message\|mms\|ms-help\|msnim\|mumble\|mvn\|notes\|oid\|palm\|paparazzi\|platform\|proxy\|psyc\|query\|res\|resource\|rmi\|rsync\|rtmp\|secondlife\|sftp\|sgn\|skype\|smb\|soldat\|spotify\|ssh\|steam\|svn\|teamspeak\|things\|udp\|unreal\|ut2004\|ventrilo\|view-source\|webcal\|wtai\|wyciwyg\|xfire\|xri\|ymsgr\):\/\/[^> ]*>\)\@=" end=">"
+execute 'syn region mkdInlineURL matchgroup=mkdDelimiter start="\\\@<!<\(\(' . s:protocols . '\):\/\/[^> ]*>\)\@=" end=">"'
" Link definitions: [id]: URL (Optional Title)
syn region mkdLinkDef matchgroup=mkdDelimiter start="^ \{,3}\zs\[" end="]:" oneline nextgroup=mkdLinkDefTarget skipwhite
syn region mkdBlockquote start=/^\s*>/ end=/$/ contains=mkdLineBreak,mkdLineContinue,@Spell
syn region mkdCode start=/\(\([^\\]\|^\)\\\)\@<!`/ end=/\(\([^\\]\|^\)\\\)\@<!`/
syn region mkdCode start=/\s*``[^`]*/ end=/[^`]*``\s*/
-syn region mkdCode start=/^\s*```\s*[0-9A-Za-z_-]*\s*$/ end=/^\s*```\s*$/
+syn region mkdCode start=/^\s*```\s*[0-9A-Za-z_+-]*\s*$/ end=/^\s*```\s*$/
syn region mkdCode start=/\s*\~\~[^\~]*/ end=/[^\~]*\~\~\s*/
-syn region mkdCode start=/^\s*\~\~\~\s*[0-9A-Za-z_-]*\s*$/ end=/^\s*\~\~\~\s*$/
+syn region mkdCode start=/^\s*\~\~\~\s*[0-9A-Za-z_+-]*\s*$/ end=/^\s*\~\~\~\s*$/
syn region mkdCode start="<pre[^>]*>" end="</pre>"
syn region mkdCode start="<code[^>]*>" end="</code>"
syn region mkdFootnote start="\[^" end="\]"