how to view the output of a file with .html.haml extension

how to view the output of a file with .html.haml extension

Please help me, I am working on a rails project and I've created a view
file with extension .html.haml but now when I am trying to view the output
of that file it is giving an error. Is there any other method to view the
files of such extension, I am using the way as i use to view my file with
exyension .html.erb. I've created an action in controller nd matches the
path in routes.rb. Please help me , Thanks in advance.