class Rails::Generators::Base

def self.prepare_for_invocation(name, value) # :nodoc:
  return super unless value.is_a?(String) || value.is_a?(Symbol)
  if value && constants = hooks[name]
    value = name if TrueClass === value
    Rails::Generators.find_by_namespace(value, *constants)
  elsif klass = Rails::Generators.find_by_namespace(value)
    klass
  else
    super
  end
end