# File lib/flexmock/partial_mock.rb, line 91
 91:     def add_mock_method(method_name)
 92:       stow_existing_definition(method_name)
 93:       sclass.module_eval do
 94:         define_method(method_name) { |*args, &block|
 95:           proxy = instance_variable_get("@flexmock_proxy")
 96:           if proxy.nil?
 97:             fail "Missing FlexMock proxy " +
 98:               "(for method_name=#{method_name.inspect}, self=\#{self})"
 99:           end
100:           proxy.send(method_name, *args, &block)
101:         }
102:       end
103:     end