Catel.FluentValidatorProvider.GetValidator C# (CSharp) Method

        protected override IValidator GetValidator(Type targetType)
        {
            IValidator validator = null;

            // NOTE: Patch for performance issue the validator of a viewmodel must be in the same assembly of the view model.

            var assembly = targetType.GetAssemblyEx();
            var exportedTypes = assembly.GetExportedTypesEx();

            var validatorTypes = new List<Type>();
            foreach (var exportedType in exportedTypes)
            {
                if (typeof(FluentValidation.IValidator).IsAssignableFromEx(exportedType))
                {
                    var currentType = exportedType;
                    bool found = false;
                    while (!found && currentType != typeof(object))
                    {
                        if (currentType != null)
                        {
                            var typeInfo = currentType.GetTypeInfo();
                            var genericArguments = currentType.GetGenericArgumentsEx();

                            found = typeInfo.IsGenericType && genericArguments.FirstOrDefault(type => type.IsAssignableFromEx(targetType)) != null;
                            if (!found)
                            {
                                currentType = typeInfo.BaseType;
                            }
                        }
                    }

                    if (found)
                    {
                        validatorTypes.Add(exportedType);
                    }
                }
            }

            if (validatorTypes.Count > 0)
            {
                validator = FluentValidatorToCatelValidatorAdapter.From(validatorTypes);
            }

            return validator;
        }