FeatureStatus enum Null safety

Information about the status of a language feature.

Constants

abandoned → const FeatureStatus

The language feature is no longer planned. It may not be used.

const FeatureStatus(3)
current → const FeatureStatus

The language feature has been shipped. It may be used in any library with an appropriate version constraint.

const FeatureStatus(2)
future → const FeatureStatus

The language feature has not yet shipped. It may not be used unless an experimental flag is used to enable it.

const FeatureStatus(0)
provisional → const FeatureStatus

The language feature has not yet shipped, but we are testing the effect of enabling it by default. It may be used in any library with an appropriate version constraint, unless an experimental flag is used to disable it.

const FeatureStatus(1)
values → const List<FeatureStatus>

A constant List of the values in this enum, in order of their declaration.

const List<FeatureStatus>

Properties

hashCode int
The hash code for this object. [...]
read-only, inherited
index int

The integer index of this enum.

final
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
inherited
toString() String
A string representation of this object. [...]
override

Operators

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