NoValue class

Inheritance

• Object
• Option
• NoValue

Available extensions

• NoValueExtension

Constructors

NoValue.none()

const

Properties

hashCode → int

The hash code for this object.

no setter, inherited

isSome → bool

final, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

asIterable() → Iterable

inherited

bind<R>(Option<R> f(dynamic t)) → Option<R>

inherited

flatMap<R>(Iterable<R> f(dynamic t)) → Iterable<R>

inherited

fold<R>(R none(), R some(dynamic some)) → R

inherited

foreach(void f(dynamic t)) → Option<void>

inherited

getOrElse(dynamic defaultVal) → dynamic

inherited

getOrElseBind(Option f()) → Option

inherited

getOrElseDo(dynamic fallback()) → dynamic

inherited

getOrElseMap(dynamic f()) → Option

inherited

map<R>(R f(dynamic t)) → Option<R>

inherited

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toFuture() → Future<Option>

inherited

toFutureOrElse(Future<Option> future) → Future<Option>

inherited

toFutureOrElseDo(Future<Option> futureF()) → Future<Option>

inherited

toString() → String

A string representation of this object.

inherited

toValid() → Validation<NoValue>

Available on NoValue, provided by the NoValueExtension extension

toValidation() → Validation<Option>

inherited

where(bool f(dynamic t)) → Option

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited