public void Describe(string reason, Action action)
        {
            var group = new ExampleGroup { Reason = reason };
            expression.Add(group);
            currentExampleGroupOption = group.SomeOrNone();

            action();
            
            currentExampleGroupOption = Option.None<ExampleGroup>();
        }
        public void Describe(string reason, Action action)
        {
            var group = new ExampleGroup {
                Reason = reason
            };

            expression.Add(group);
            currentExampleGroupOption = group.SomeOrNone();

            action();

            currentExampleGroupOption = Option.None <ExampleGroup>();
        }