ruby swf block

gistfile1.txt

#!/usr/bin/env ruby

require 'aws-sdk'

client = AWS::SimpleWorkflow.new(:region => "us-west-2")
puts "looking for a domain"

mydomain = client.domains['ReInvent2014']
if mydomain.exists?
  if mydomain.workflow_types['EIPMapper','1.0'].exists?
   puts "my workflow_type exists"
  else
   puts "we have a domain, but workflow_type does not exist"
  end
else
  puts "this domain does not exist"
end