cleanTweet.js

function cleanTweet(e){
   return e.text
   .replace(/\n|\r/g, "")
   .replace(/(?:https?|ftp):\/\/[\n\S]+/g, '') // remove URLs
   .replace(/\@[^\s]*/g, "") // remove @ mentions
   .replace(/\$[^\s]*/g, "") // remove $ cashtags
   .replace(/\#[^\s]*/g, "") // remove # hashtags
   .replace('RT', '') // replace RT in retweet tweets
   .replace('NEW', '')
   .replace('//   // ', '')
   .replace('- ', '')
   .trim() // remove extra whitespace
}