Module: Management

Defined in:
lib/management/helper.rb,
lib/management/command.rb,
lib/management/version.rb,
lib/management/interpreter.rb,
lib/management/commands/server/run.rb,
lib/management/commands/server/ssh.rb,
lib/management/commands/server/list.rb,
lib/management/commands/server/stop.rb,
lib/management/commands/address/list.rb,
lib/management/commands/server/start.rb,
lib/management/commands/server/create.rb,
lib/management/commands/address/attach.rb,
lib/management/commands/server/console.rb,
lib/management/commands/server/destroy.rb

Defined Under Namespace

Modules: Address, Helper, Server Classes: Command

Constant Summary collapse

VERSION = 
"1.4"

Class Method Summary collapse

Class Method Details

.interpret!(argv) ⇒ Object 



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# File 'lib/management/interpreter.rb', line 3

def self.interpret!(argv)
  require 'optparse'

  commands = Management::Command.all

  parser = OptionParser.new do |opts|
    opts.banner = "Usage: management [command [arg ...]]"
    opts.separator('')
    opts.separator('Commands:')
    commands.each { |command| opts.separator command.help_string }
    opts.separator('')
    opts.on('-h', '--help', 'Display this screen') { abort opts.to_s }
    opts.on('-v', '--version', 'Show version') { abort Management::VERSION }
  end

  abort parser.help if argv.empty?
  error_handler = lambda { |e| abort "Error: #{e}\n\n" + parser.help }

  args = parser.parse(argv)
  task = args.shift

  command = commands.find{|c|c.command_name == task}
  error_handler.call "unknown task \"#{task}\"" if command.nil?

  command.call_with(args, error_handler)
end