parse_options

in lib/twurl/cli.rb [42:114]
63 lines of code
5 McCabe index (conditional complexity)

      def parse_options(args)
        Twurl.options         = Options.new
        Twurl.options.args    = args.dup
        Twurl.options.trace   = false
        Twurl.options.data    = {}
        Twurl.options.headers = {}
        Twurl.options.upload  = {}
        Twurl.options.upload['file'] = []

        option_parser = OptionParser.new do |o|
          o.extend AvailableOptions

          o.banner = <<-BANNER
Usage: twurl authorize --consumer-key key --consumer-secret secret
       twurl [options] /1.1/statuses/home_timeline.json

Supported Commands: 
          BANNER

          o.section "Getting started:" do
            tutorial
          end

          o.section "Authorization options:" do
            username
            consumer_key
            consumer_secret
            access_token
            token_secret
          end

          o.section "Common options:" do
            trace
            data
            raw_data
            headers
            host
            quiet
            request_method
            help
            version
            proxy
            file
            filefield
            base64
            json_format
            timeout
            connection_timeout
            app_only
          end
        end

        begin
          arguments               = option_parser.parse!(args)
        rescue OptionParser::InvalidOption
          raise Exception "ERROR: undefined option"
        rescue Twurl::Exception
          raise
        rescue
          raise Exception "ERROR: invalid argument"
        end
        Twurl.options.command     = extract_command!(arguments)
        Twurl.options.path        = extract_path!(arguments)
        Twurl.options.subcommands = arguments
        
        if Twurl.options.command == DEFAULT_COMMAND and Twurl.options.path.nil? and Twurl.options.args.empty?
          CLI.puts option_parser
          raise Exception, "No path found"
        end

        Twurl.options
      end