macros approach to requestable examples as expressed in http://mutuallyhuman.com/blog/2012/01/27/rspec-requestable-examples

gistfile1.rb

module WordListMacros
  def it_strips_double_quotes
    it "strips double quotes" do
      subject.list_of_words = %w("foo" "bar")
      subject.list_of_words.should eq(%w(foo bar))
    end
  end
  
  def it_strips_single_quotes
    it "strips single quotes" do
      subject.list_of_words = %w('foo' 'bar')
      subject.list_of_words.should eq(%w(foo bar))
    end
  end
  
  def it_allows_standard_non_alphanumeric_chars
    it "allows '!, ?, @, #, $, %, &, *, -, +, _ :, .' characters" do
      ...
    end
  end
end

describe FirstWordList do
  extend WordListMacros
  
  it_strips_single_quotes
  it_strips_double_quotes
  ...
end

describe SecondWordList do
  extend WordListMacros 
  
  it_strips_double_quotes
  it_allows_standard_non_alphanumeric_chars
  ...
  it 'does something special to SecondWordList'
end