Index: sdk/lib/_internal/compiler/implementation/runtime_data.dart |
diff --git a/sdk/lib/_internal/compiler/implementation/runtime_data.dart b/sdk/lib/_internal/compiler/implementation/runtime_data.dart |
new file mode 100644 |
index 0000000000000000000000000000000000000000..545aa726995bd06e292b3288cb873d765395f3ac |
--- /dev/null |
+++ b/sdk/lib/_internal/compiler/implementation/runtime_data.dart |
@@ -0,0 +1,22 @@ |
+// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file |
+// for details. All rights reserved. Use of this source code is governed by a |
+// BSD-style license that can be found in the LICENSE file. |
+ |
+/// Contains encoding, decoding and detection functionality for the |
+/// representation of program data at runtime. |
+/// |
+/// This library is shared between the compiler and the runtime system. |
+library dart2js.runtime_data; |
+ |
+ |
+String encodeTypedefFieldDescriptor(int typeIndex) { |
+ return ":$typeIndex;"; |
+} |
+ |
+bool isTypedefDescriptor(String descriptor) { |
+ return descriptor.startsWith(':'); |
+} |
+ |
+int getTypeFromTypedef(String descriptor) { |
+ return int.parse(descriptor.substring(1, descriptor.length - 1)); |
+} |