LxStatus<T> class
sealed
A sealed hierarchy representing the status of an asynchronous operation.
LxStatus provides a type-safe way to represent the standard states of asynchronous operations: LxIdle, LxWaiting, LxSuccess, and LxError. It supports "stale-while-revalidate" by optionally holding a lastValue.
Properties
- errorOrNull → Object?
-
Returns the error if the status is LxError, otherwise
null.no setter - hasError → bool
-
Returns
trueif the status is LxError.no setter - hashCode → int
-
The hash code for this object.
no setterinherited
- hasValue → bool
-
Returns
trueif the status is LxSuccess.no setter - isLoading → bool
-
Returns
trueif the status is LxWaiting.no setter - lastValue → T?
-
The most recent successful value of type
T, if any.final - runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- stackTraceOrNull → StackTrace?
-
Returns the stack trace if the status is LxError, otherwise
null.no setter - valueOrNull → T?
-
Returns the value if successful, otherwise
null.no setter
Methods
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited