# File lib/mocha/any_instance_method.rb, line 17 17: def hide_original_method 18: if method_exists?(method) 19: begin 20: stubbee.class_eval("alias_method :#{hidden_method}, :#{method}", __FILE__, __LINE__) 21: rescue NameError 22: # deal with nasties like ActiveRecord::Associations::AssociationProxy 23: end 24: end 25: end