OneOf4<A, B, C, D> class final

Constructors

OneOf4.a(A value)

Wraps a value of variant A.

const

OneOf4.b(B value)

Wraps a value of variant B.

const

OneOf4.c(C value)

Wraps a value of variant C.

const

OneOf4.d(D value)

Wraps a value of variant D.

const

OneOf4.from(Object? value)

Wraps a typed value, matching by runtime type.

factory

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 → Object?

The wrapped value.

final

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toJson() → Object?

Serializes to JSON. Primitives pass through; objects use toJson().

toString() → String

A string representation of this object.

override

Operators

operator ==(Object other) → bool

The equality operator.

override

Static Methods

parse<A, B, C, D>(Object? json, {required A fromA(Object?), required B fromB(Object?), required C fromC(Object?), required D fromD(Object?)}) → OneOf4<A, B, C, D>

Deserializes from JSON using typed parsers.