handler_opts

in lib/puma/rack/builder.rb [104:126]

• 20 lines of code
• 9 McCabe index (conditional complexity)

    def handler_opts(options)
      begin
        info = []
        server = Rack::Handler.get(options[:server]) || Rack::Handler.default(options)
        if server && server.respond_to?(:valid_options)
          info << ""
          info << "Server-specific options for #{server.name}:"

          has_options = false
          server.valid_options.each do |name, description|
            next if name.to_s =~ /^(Host|Port)[^a-zA-Z]/ 

            info << "  -O %-21s %s" % [name, description]
            has_options = true
          end
          return "" if !has_options
        end
        info.join("\n")
      rescue NameError
        return "Warning: Could not find handler specified (#{options[:server] || 'default'}) to determine handler-specific options"
      end
    end