When the block argument is omitted, the decorated Object instance is returned:

```ruby
 # app/helpers/my_styled_helpers.rb
 module MyStyledHelpers
   def styled
     with_options style: "color: red;"
   end
 end

 # styled.link_to "I'm red", "/"
 # #=> <a href="/" style="color: red;">I'm red</a>

 # styled.button_tag "I'm red too!"
 # #=> <button style="color: red;">I'm red too!</button>
```