Merge 63d0575 into 6c9f95b

Author: Hixie

sdk/lib/core/enum.dart

@@ -10,6 +10,9 @@ part of dart.core;
 /// introduced using an `enum` declaration.
 /// Non-platform classes cannot extend or mix in this class.
 /// Concrete classes cannot implement the interface.
+///
+/// The identifier used to name an `enum` value is available as a [String],
+/// via the [EnumName.name] extension property on the `enum` value.
 @Since("2.14")
 abstract interface class Enum {
   /// A numeric identifier for the enumerated value.