Result<T> class

A monad wrapping a non-nullable type T alongside the possible error.

Constructors

Result.error(Object error)

Creates a new error Result with the given error.

const

Result.success(T? _result)

Creates a new success Result with the given result.

const

Properties

error → Object?

The error which may have occurred. If the error has not occurred, it will ne null.

final

hashCode → int

The hash code for this object.

no setter, inherited

hasResult → bool

Returns true if no error has occurred during the API request.

no setter

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

map<T1>(T1 mapper(T)) → Result<T1>

Maps this Result of type T to an ErrorWrapper of type T1 with the given mapper.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

result() → T

Returns a wrapped object of type T, if the result is present.

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited