Class: WiFiddler::CLI::ArgumentParser

Inherits:
Object
  • Object
show all
Defined in:
lib/wifiddler.rb

Defined Under Namespace

Classes: InvalidOption

Constant Summary collapse

DEFAULT_OPTIONS = 
{
  device_id: "en0",
  interval: 10,
  attempts: 100,
  timeout:  10 * 60,
  verbose:  false
}

Instance Method Summary collapse

Instance Method Details

#parse(arguments) ⇒ Object 



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# File 'lib/wifiddler.rb', line 104

def parse(arguments)
  options = DEFAULT_OPTIONS.dup
  optparse = OptionParser.new do |opts|
    opts.banner = <<-BANNER.gsub(/^\s{4}/, '')
      Cycle airport off & on until there is a connection
      Usage: wifiddler [options]
      Example: yourkarma --verbose
    BANNER

    opts.on('-i', '--interval=INTERVAL', "Seconds to wait after first cycle (default: #{DEFAULT_OPTIONS[:interval]})", Float) do |interval|
      options[:interval] = interval
    end
    opts.on('-t', '--timeout=TIMEOUT', "Seconds to wait before exiting (default: #{DEFAULT_OPTIONS[:timeout]})", Float) do |timeout|
      options[:timeout] = timeout
    end
    opts.on('-a', '--attempts=attempts', "Number of cycle attempts (default: #{DEFAULT_OPTIONS[:attempts]})", Integer) do |attempts|
      options[:attempts] = attempts
    end
    opts.on('-d', '--device=DEVICE_ID', "Airport device ID (default: #{DEFAULT_OPTIONS[:device_id]})", String) do |device_id|
      options[:device_id] = device_id
    end
    opts.on('-v', '--[no-]verbose', "Run verbosely (default: #{DEFAULT_OPTIONS[:verbose]})") do |v|
      options[:verbose] = true
    end
    opts.on('-h', '--help', 'Display this screen') do
      raise InvalidOption, opts
    end
  end

  optparse.parse!(arguments)

  options
rescue OptionParser::InvalidOption, OptionParser::MissingArgument
  raise InvalidOption, optparse
end