# File lib/compass/installers/manifest.rb, line 143
      def parse(manifest_file)
        with_manifest(manifest_file) do
          if File.exists?(manifest_file)
            open(manifest_file) do |f| 
              eval(f.read, instance_binding, manifest_file)
            end 
          else
              eval("discover :all", instance_binding, manifest_file)
          end 
        end 
      end