I wanted to pass the current_user in devise to my angular app. I'm not sure that this is best practice but it works.
<% if current_user %>
var current_user = <%= raw current_user.to_json %>
<% end %>
Related External Links: - [Stack Overflow - Integration of angularjs with rails devise authentication](http://stackoverflow.com/questions/23391856/integration-of-angular-js-with-a-rails-with-devise-authentication)