ValidationRule object. Represents a validation method, error message and rules for applying such method to a field.
ValidationSet object. Holds all validation rules for a field and exposes methods to dynamically add or remove validation rules
Validator object encapsulates all methods related to data validations for a model It also provides an API to dynamically change validation rules for each model field.
A Proxy class used to remove any extra arguments when the user intended to call a method in another class that is not aware of validation providers signature
Validation Class. Used for validation of model data
A trait that provides methods for building and interacting with Validators.