module RSpec::Rails::ModuleInclusion

def include_self_when_dir_matches(*path_parts)
    instead = <<-INSTEAD
RSpec.configure do |c|
  c.include self, :example_group => {
    :file_path => /#{path_parts.join('\/')}/
  }
end
EAD
  lambda do |c|
    RSpec.deprecate('include_self_when_dir_matches', instead, 'rails-3.0')
    c.include self, :example_group => {
      :file_path => Regexp.compile(path_parts.join('[\\\/]'))
    }
  end
end