Index: sdk/lib/collection/list.dart |
diff --git a/sdk/lib/collection/list.dart b/sdk/lib/collection/list.dart |
index aab99d884b72366e1060562368835fc9d0efa585..fa1bd5014aeca591ee179baaaf745ab8b666c492 100644 |
--- a/sdk/lib/collection/list.dart |
+++ b/sdk/lib/collection/list.dart |
@@ -45,6 +45,8 @@ abstract class ListMixin<E> implements List<E> { |
bool get isEmpty => length == 0; |
+ bool get isNotEmpty => !isEmpty; |
+ |
E get first { |
if (length == 0) throw new StateError("No elements"); |
return this[0]; |