bool fails() Determine if the data fails the validation rules.

void validate() Validate the given class instance.

ValidationException class ValidationException extends

void extend(string $rule, Closure|string $extension, string $message = null)

ValidatesWhenResolved interface ValidatesWhenResolved (

void extendImplicit(string $rule, Closure|string $extension, string $message = null)

UnauthorizedException class UnauthorizedException extends

array failed() Get the failed validation rules.

void sometimes(string $attribute, string|array $rules, callable $callback)

MessageBag getMessageBag()