Validatortypen

Im folgenden sind die häufig benutzten Validatortypen mit den dazugehörigen FluentValidation-Constraints definiert.

Es können auch alle andere Regeln bzw. Validatoren formuliert werden, die in der FluentValidation-API (aktuell 6.4.1) zur Verfügung stehen (https://docs.fluentvalidation.net/en/latest/).

Accurate

RuleFor(person => person.Age).Accurate(scale: 10, precision: 2);

Contains

RuleFor(person => person.FirstName).Contains("Bart");
RuleFor(person => person.FullName).Contains(person => person.LastName);

Equal

RuleFor(person => person.FirstName).Equal("Bart"); 
RuleFor(person => person.FullName).Equal(person => person.LastName);

ExclusiveBetween

RuleFor(person => person.Age).ExclusiveBetween(from: 18, to: 70);
RuleFor(person => person.Age).ExclusiveBetween(person => person.From, person => person.To);

GreaterThanOrEqualTo

RuleFor(person => person.Age).GreaterThanOrEqualTo(18); 
RuleFor(person => person.Age).GreaterThanOrEqualTo(person => person.From);

GreaterThan

RuleFor(person => person.Age).GreaterThan(18); 
RuleFor(person => person.Age).GreaterThan(person => person.From);

InclusiveBetween

RuleFor(person => person.Age).InclusiveBetween(from: 18, to: 70); 
RuleFor(person => person.Age).InclusiveBetween(person => person.From, person => person.To);

In

RuleFor(person => person.Hobbies).In( List<string> { "Skateboarding", "Streiche spielen" }); RuleFor(person => person.Hobbies).In(person => person.PossibleHobbies);

Length

RuleFor(person => person.FirstName).Length(exactLength: 5);
RuleFor(person => person.FirstName).Length(min: 2, max: 7);
RuleFor(person => person.Hobbies).Length(exactSize: 5);
RuleFor(person => person.Hobbies).Length(minSize: 2, maxSize: 7);

LessThanOrEqualTo

RuleFor(person => person.Age).LessThanOrEqualTo(20);
RuleFor(person => person.Age).LessThanOrEqualTo(person => person.To);

LessThan

RuleFor(person => person.Age).LessThan(20);
RuleFor(person => person.Age).LessThan(person => person.To);

Matches

RuleFor(person => person.FirstName).Matches("[a-z]+");
RuleFor(person => person.FirstName).Matches(person => person.FirstNameRegEx);

NotEmpty

RuleFor(person => person.FirstName).NotEmpty();

NotDeleted

RuleFor(person => person.Address).Must(x => !x.Deleted);

NotEqual

RuleFor(person => person.FirstName).NotEqual("Homer");
RuleFor(person => person.FirstName).NotEqual(person => person.InvalidName);

Required

// Für leere Strings
RuleFor(person => person.FirstName).NotEmpty();
// Für Referenztypen
RuleFor(person => person.Parent).NotNull();