anchor.diff:  							h1
   								span#name(itemprop='name')= user.name
   								span#screenName(itemprop='alternateName')= '@' + user.screenName
  -							p#comment(itemprop='description')= user.comment
  +							if user.comment != null
  +								p#comment(itemprop='description')= user.comment
   				nav#headerNav(role='navigation')
   					div#headerNavBackground
   					div#headerNavMain
  
positive.code: 	head(prefix='og: http://ogp.me/ns#')
  		include ../templates/head
  		meta(name='robots', content='all')
  		meta(name='description', content=user.comment)
  		meta(name='keywords', content='Misskey,' + user.screenName)
  		meta(property='og:title', content=user.name)
  		meta(property='og:type', content='article')
  
negative.code: 		meta(property='twitter:card', content='summary')
  		meta(property='twitter:site', content='@syuilo')
  		meta(property='twitter:title', content=user.name + 'さんのMisskeyプロフィール')
  		meta(property='twitter:description', content= user.comment != null ? user.comment : (user.name + 'さんのMisskeyプロフィール'))
  		meta(property='twitter:image', content=url + '/img/icon/' + user.screenName)
  		meta(property='twitter:url', content=url + '/' + user.screenName)
  		block title
  