Result<S, E> class sealed

Base Result class

Receives two values E and S as E is an error and S is a success.

Implementers

Constructors

Result()
Default constructor.
const
Result.error(E e)
Build a Result that returns a Error.
factory
Result.success(S s)
Build a Result that returns a Error.
factory

Properties

hashCode int
The hash code for this object.
no setterinherited
runtimeType Type
A representation of the runtime type of the object.
no setterinherited

Methods

isError() bool
Returns true if the current result is an Error.
isSuccess() bool
Returns true if the current result is a Success.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toString() String
A string representation of this object.
inherited
tryGetError() → E?
Returns the value of E if any.
tryGetSuccess() → S?
Returns the value of S if any.
when<W>(SuccessCallback<W, S> whenSuccess, ErrorCallback<W, E> whenError) → W
Handle the result when success or error
whenError<R>(R whenError(E error)) → R?
Execute whenError if the Result is an error.
whenSuccess<R>(R whenSuccess(S success)) → R?
Execute whenSuccess if the Result is a success.

Operators

operator ==(Object other) bool
The equality operator.
inherited