ValidationRule class

BASE ValidationRule class Define the required details in the constructor to extend and build your own validation rule.

Implementers

• BooleanRule
• ContainsRule
• EmailRule
• MaxRule
• MinRule
• StringRule
• URLRule

Constructors

ValidationRule({required String signature, String attribute = "", String title = "Invalid data", String description = ""})

Properties

attribute ↔ String

getter/setter pair

description ↔ String

getter/setter pair

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

signature ↔ String

getter/setter pair

title ↔ String

getter/setter pair

Methods

alert(dynamic context, {ToastNotificationStyleType style = ToastNotificationStyleType.WARNING, Duration? duration}) → dynamic

The alert which will be displayed.

handle(Map<String, dynamic> info) → bool

Handle the validation, the info variable will contain the following: info'rule' = Validation rule i.e "min". info'data' = Data the user has passed into the validation. info'message' = Overriding message to be displayed for validation (optional).

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited