# File lib/rack/builder.rb, line 27
27:     def self.parse_file(config, opts = Server::Options.new)
28:       options = {}
29:       if config =~ /\.ru$/
30:         cfgfile = ::File.read(config)
31:         if cfgfile[/^#\\(.*)/] && opts
32:           options = opts.parse! $1.split(/\s+/)
33:         end
34:         cfgfile.sub!(/^__END__\n.*/, '')
35:         app = eval "Rack::Builder.new {( " + cfgfile + "\n )}.to_app",
36:           TOPLEVEL_BINDING, config
37:       else
38:         require config
39:         app = Object.const_get(::File.basename(config, '.rb').capitalize)
40:       end
41:       return app, options
42:     end