Ruby Method Encapsulation

ruby-method-encapsulation.rb

class MyClass
  def self.class_method # creates a class method. Always public
    "class_method"
  end      
  def method1     # default is 'public'
    "method1"
  end
  protected       # subsequent methods will be 'protected'
    def method2   # will be 'protected'
      "method2"
    end
  private         # subsequent methods will be 'private'
    def method3   # will be 'private'
      "method3"
    end
  public          # subsequent methods will be 'public'
    def method4   # and this will be 'public'
      "method4"
    end
end