Set labels and due date when description changed

gistfile1.txt

function setLabelsAndDueDateWhenDescriptionChanged(notification)
{
  var edited = new Notification(notification).changedCardDescription();
  var split = edited.description().split("\n");
  
  new IterableCollection(split).each(function(line)
  {
    var pair = line.split(":");
    
    if(pair[0].trim().toLowerCase() == "Feature 1")
      edited.addLabel("Some Label");
    else if(pair[0].trim().toLowerCase() == "Some Date")
      edited.setDue(new Date(pair[1]));
  }); 
}