t.rb

$: << File.expand_path('~/ruote/lib')

require 'rubygems'
require 'openwfe/expressions/rprocdef'


pdef0 = OpenWFE.process_definition :name => 'test0' do
  sequence do
    participant :ref => 'alpha'
    participant :ref => 'bravo'
  end
end

p pdef0

# =>
#
# [ "process-definition",
#   { "name" => "test0" },
#   [ [ "sequence",
#       {},
#       [ [ "participant", { "ref" => "alpha" }, [] ],
#         [ "participant", { "ref" => "bravo" }, []]]]]]

pdef1 = OpenWFE.process_definition :name => 'test0' do
  concurrence do
    participant :ref => 'alpha'
    participant :ref => 'bravo'
  end
end

p pdef1

# =>
#
# [ "process-definition",
#   { "name" => "test0" },
#   [ [ "concurrence",
#       {},
#       [ [ "participant", { "ref" => "alpha" }, [] ],
#         [ "participant", { "ref" => "bravo" }, []]]]]]