namespaced_tasks.rb

class Namespace
  def initialize(current=[], &block)
    @current = current
    instance_eval(&block)
  end

  def namespace(name, &block)
    Namespace.new(@current+[name], &block)
  end

  def task(klass, name)
    klass.new(@current+[name])
  end
end

class Task
  def initialize(name)
    @name = name
    puts "Defined a #{self.class} as #{@name.join(':')}"
  end
end

class TaskX < Task; end
class TaskZ < Task; end

def root(&block)
  Namespace.new(&block)
end




root do
  task TaskX, :foo
  namespace :bar do
    task TaskZ, :quuz
  end
  task Task, :blabber
end