easy_forms_validation library

Classes

BoolFieldController<ValidationError>
FieldBuilder<Value, ValidationError>
FieldController<Value, ValidationError>: FieldController is a controller for a field in a form.
FieldControllerState<Value, ValidationError>: The state of the field. It contains the current value, error and validation state.
FieldRef: It is used to watch the state of another field. It is useful to create fields validators that depend on other fields.
FormControllerState
FormPart<T extends FormPartState>: FormPart represents a part of the form that can be validated. It can be a field, a group of fields, or a whole form.
FormPartBuilder<T extends FormPartState>: A ValueListenableBuilder listens to a FormPart's FormPartState. Provided node may be a field FieldController or a form FormControllerMixin.
FormPartState
MultiselectFieldController<Value, ValidationError>
RequiredNullableFieldController<Value, ValidationError>: Use RequiredNullableFieldController if the field's value can be null during filling the form, but it should be non-null when the form is submitted.
SelectFieldController<Value, ValidationError>
TextFieldBuilder<ValidationError>
TextFieldController<ValidationError>

FormControllerMixin: FormControllerMixin is a mixin for any class that needs form validation logic.
FormValueMixin<Form extends FormControllerMixin, T>
SubmitFormMixin<Form extends FormControllerMixin, Result>: Mixin that adds submit logic.

FieldValidator<Value, ValidationError> = ValidationError? Function(Value value, FieldRef ref)