Merge pull request #3079 from nishimaki10/md-head-nolatin

Fix for markdown heading of non Latin characters

packages/rocketchat-markdown/markdown.coffee

@@ -40,16 +40,16 @@ class Markdown
 
 		if RocketChat.settings.get('Markdown_Headers')
 			# Support # Text for h1
-			msg = msg.replace(/^# (([\w\d-_\/\*\.,\\] ?)+)/gm, '<h1>$1</h1>')
+			msg = msg.replace(/^# (([\S\w\d-_\/\*\.,\\][ \u00a0\u1680\u180e\u2000-\u200a\u2028\u2029\u202f\u205f\u3000\ufeff]?)+)/gm, '<h1>$1</h1>')
 
 			# Support # Text for h2
-			msg = msg.replace(/^## (([\w\d-_\/\*\.,\\] ?)+)/gm, '<h2>$1</h2>')
+			msg = msg.replace(/^## (([\S\w\d-_\/\*\.,\\][ \u00a0\u1680\u180e\u2000-\u200a\u2028\u2029\u202f\u205f\u3000\ufeff]?)+)/gm, '<h2>$1</h2>')
 
 			# Support # Text for h3
-			msg = msg.replace(/^### (([\w\d-_\/\*\.,\\] ?)+)/gm, '<h3>$1</h3>')
+			msg = msg.replace(/^### (([\S\w\d-_\/\*\.,\\][ \u00a0\u1680\u180e\u2000-\u200a\u2028\u2029\u202f\u205f\u3000\ufeff]?)+)/gm, '<h3>$1</h3>')
 
 			# Support # Text for h4
-			msg = msg.replace(/^#### (([\w\d-_\/\*\.,\\] ?)+)/gm, '<h4>$1</h4>')
+			msg = msg.replace(/^#### (([\S\w\d-_\/\*\.,\\][ \u00a0\u1680\u180e\u2000-\u200a\u2028\u2029\u202f\u205f\u3000\ufeff]?)+)/gm, '<h4>$1</h4>')
 
 		# Support *text* to make bold
 		msg = msg.replace(/(^|&gt;|[ >_~`])\*{1,2}([^\*\r\n]+)\*{1,2}([<_~`]|\B|\b|$)/gm, '$1<span class="copyonly">*</span><strong>$2</strong><span class="copyonly">*</span>$3')