class RSpec::Mocks::AnyInstance::ErrorGenerator

def raise_does_not_implement_error(klass, method_name)
  __raise "#{klass} does not implement ##{method_name}"
end

def raise_message_already_received_by_other_instance_error(method_name, object_inspect, invoked_instance)
  __raise "The message '#{method_name}' was received by #{object_inspect} " \
          "but has already been received by #{invoked_instance}"
end

def raise_not_supported_with_prepend_error(method_name, problem_mod)
  __raise "Using `any_instance` to stub a method (#{method_name}) that has been " \
          "defined on a prepended module (#{problem_mod}) is not supported."
end

def raise_second_instance_received_message_error(unfulfilled_expectations)
  __raise "Exactly one instance should have received the following " \
          "message(s) but didn't: #{unfulfilled_expectations.sort.join(', ')}"
end