Method: Stem::CLI#parse_options

Defined in:
lib/stem/cli.rb

#parse_options(args) ⇒ Object

Return a structure describing the options.



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# File 'lib/stem/cli.rb', line 12

def parse_options(args)
  opts = OptionParser.new do |opts|
    opts.banner = "Usage: stem COMMAND ..."

    opts.separator " "

    opts.separator "Examples:"
    opts.separator "  $ stem launch prototype.config prototype-userdata.sh"
    opts.separator "  $ stem launch examples/lxc-server/lxc-server.json examples/lxc-server/"
    opts.separator "  $ stem list"
    opts.separator "  $ stem create ami-name instance-id ami_tag1,ami_tag2"
    opts.separator "  $ stem destroy ami-name"

    opts.separator " "
    opts.separator "Options:"

    opts.on("-v", "--version", "Print the version") do |v|
      puts "Stem v#{Stem::Version}"
      exit
    end

    opts.on_tail("-h", "--help", "Show this message") do
      puts opts
      exit
    end
  end

  opts.separator ""

  opts.parse!(args)
end