Generates some docs stuff for fluent validation

FluentValidationGenerator.cs

        public void Stuff()
        {
            var what = AllRules();
            foreach (var s in what)
            {
                Debug.WriteLine(s);
            }
        }

        public List<string> AllRules()
        {
            var descriptor = this.CreateDescriptor();
            return (from member in descriptor.GetMembersWithValidators()
                    from validationRule in descriptor.GetRulesForMember(member.Key)
                    select (PropertyRule) validationRule
                    into rule
                    from validator in rule.Validators
                    select $"validation type:{validator.ToString().Replace("FluentValidation.Validators.", "")} " +
                           $"| property:{rule.PropertyName} " +
                           $"| type:{rule.Member.ToString().Split(' ').FirstOrDefault()} " +
                           $"| Regex:{(validator as RegularExpressionValidator)?.Expression}").ToList();
        }