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Unified Diff: runtime/lib/array.dart

Issue 8648003: Fix bug 557: Disallow user side allocation of ImmutableArray. Also added "instantiation-checks" f... (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: '' Created 9 years, 1 month ago
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Index: runtime/lib/array.dart
===================================================================
--- runtime/lib/array.dart (revision 1806)
+++ runtime/lib/array.dart (working copy)
@@ -161,6 +161,11 @@
// the inline cache misses.
class ImmutableArray<T> implements List<T> {
+ factory ImmutableArray._uninstantiable() {
+ throw const UnsupportedOperationException(
+ "ImmutableArray can only be allocated by the VM");
+ }
+
T operator [](int index) native "ObjectArray_getIndexed";
void operator []=(int index, T value) {
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