file_exists?

# File actionpack/lib/action_view/template_finder.rb, line 106
    def file_exists?(template_path)
      # Clear the forward slash in the beginning if exists
      template_path = template_path.sub(/^\//, '')

      template_file_name, template_file_extension = path_and_extension(template_path)

      if template_file_extension
        template_exists?(template_file_name, template_file_extension)
      else
        template_exists?(template_file_name, pick_template_extension(template_path))
      end
    end