module Thor::Actions

def initialize(args=[], options={}, config={})


destination_root:: The root directory needed for some actions.

and the respective option.
It also accepts :force, :skip and :pretend to set the behavior
behavior:: The actions default behavior. Can be :invoke or :revoke.
==== Configuration

Extends initializer to add more configuration options. 
def initialize(args=[], options={}, config={})
  self.behavior = case config[:behavior].to_s
    when "force", "skip"
      _cleanup_options_and_set(options, config[:behavior])
      :invoke
    when "revoke"
      :revoke
    else
      :invoke
  end
  super
  self.destination_root = config[:destination_root]
end