Use the attached initializer to do stuff like this

str = "abc"
str.imbue(:foo => 'foo value', :bar => 'bar value')
puts str.foo # 'foo value'
puts str.bar # 'bar value'

Rails Long Term Support

Rails LTS provides security patches for old versions of Ruby on Rails (2.3, 3.2, 4.2 and 5.2)

Add a method to an existing object