Some<T> class final

An Option that has a value.

Inheritance

• Object
• Option<T>
• Some

Available extensions

• OptionConvenience

Annotations

• @immutable

Constructors

Some.new(T value)

Creates an Option with the associated immutable value.

const

Properties

hashCode → int

The hash code for this object.

no setter, override

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

value → T

The immutable value associated with this Option.

final

Methods

asNullable() → T?

Available on Option<T>, provided by the OptionConvenience extension

Returns Some.value or null for None.

map<R>(R mapper(T)) → Option<R>

Available on Option<T>, provided by the OptionConvenience extension

Maps an Option

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

override

unwrapOr(T defaultValue) → T

Available on Option<T>, provided by the OptionConvenience extension

Returns Some.value if this is a Some. Otherwise, returns defaultValue (when None).

unwrapOrElse(T defaultFn()) → T

Available on Option<T>, provided by the OptionConvenience extension

Returns Some.value if this is a Some. Otherwise, calls and returns the result of defaultFn (when None).

Operators

operator ==(Object other) → bool

The equality operator.

override