Ruby | 継承元を除外して、新しく追加したメソッドだけを表示する方法 ref: http://qiita.com/Yinaura/items/c7f2a21a0f7eb3dc49cf

file0.txt

Example.methods(false)

file1.txt

Example.instance_methods(false)

file2.txt

class Example < BasicObject
  def self.some_method
  end
end

file3.txt

Example.methods

file4.txt

[:some_method, :allocate, :new, :superclass, :freeze, :===, :==, 
:<=>, :<, :<=, :>, :>=, :to_s, :inspect, :included_modules, :include?, :name, :ancestors,
 :instance_methods, :public_instance_methods, :protected_instance_methods, 
:private_instance_methods, :constants, :const_get, :const_set, :const_defined?, 
:const_missing, :class_variables, :remove_class_variable, :class_variable_get, 
:class_variable_set, :class_variable_defined?, :public_constant, :private_constant, 
:singleton_class?, :include, :prepend, :module_exec, :class_exec, :module_eval, 
:class_eval, :method_defined?, :public_method_defined?, :private_method_defined?, 
:protected_method_defined?, :public_class_method, :private_class_method, :autoload, 
:autoload?, :instance_method, :public_instance_method, :nil?, :=~, :!~, :eql?, :hash, 
:class, :singleton_class, :clone, :dup, :itself, :taint, :tainted?, :untaint, :untrust, 
:untrusted?, :trust, :frozen?, :methods, :singleton_methods, :protected_methods, 
:private_methods, :public_methods, :instance_variables, :instance_variable_get, 
:instance_variable_set, :instance_variable_defined?, :remove_instance_variable, 
:instance_of?, :kind_of?, :is_a?, :tap, :send, :public_send, :respond_to?, :extend, 
:display, :method, :public_method, :singleton_method, :define_singleton_method, 
:object_id, :to_enum, :enum_for, :equal?, :!, :!=, :instance_eval, :instance_exec, 
:__send__, :__id__]

file5.txt

Example.methods(false)

file6.txt

[:some_method]

file7.txt

Example.instance_methods
Example.instance_methods(false)