Tweet-aware reply bookmarklet

reply.js

javascript:
(function(){
  var url=window.location;
  if(url.hostname=='twitter.com'&&url.pathname=='/'){
    var openedTweet=document.querySelector('.opened-tweet');
    if(openedTweet&&openedTweet.dataset.permalinkPath){
      url='https://twitter.com'+openedTweet.dataset.permalinkPath;
    }
  }
  window.open('https://kylewm.com/new/reply?url='+url,'_blank')
}
)();