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Unified Diff: src/runtime/runtime-array.cc

Issue 1560763002: Add Array support for @@species and subclassing (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Some fixes Created 4 years, 11 months ago
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Index: src/runtime/runtime-array.cc
diff --git a/src/runtime/runtime-array.cc b/src/runtime/runtime-array.cc
index a24345ec33ee39bbd9753618a711e6108fed4a7b..50aa5eef76e8412e2d3353658a4d5eee99367f5b 100644
--- a/src/runtime/runtime-array.cc
+++ b/src/runtime/runtime-array.cc
@@ -487,5 +487,19 @@ RUNTIME_FUNCTION(Runtime_FastOneByteArrayJoin) {
// to a slow path.
return isolate->heap()->undefined_value();
}
+
+
+RUNTIME_FUNCTION(Runtime_ArraySpeciesConstructor) {
+ HandleScope scope(isolate);
+
adamk 2016/01/06 00:10:12 No blank line here.
Dan Ehrenberg 2016/01/07 00:42:58 Fixed
+ DCHECK(args.length() == 1);
+ CONVERT_ARG_HANDLE_CHECKED(Object, originalArray, 0);
adamk 2016/01/06 00:10:12 original_array
Dan Ehrenberg 2016/01/07 00:42:58 Fixed
+ Handle<Object> constructor;
+ ASSIGN_RETURN_FAILURE_ON_EXCEPTION(
+ isolate, constructor,
+ Object::ArraySpeciesConstructor(isolate, originalArray));
+ return *constructor;
+}
+
} // namespace internal
} // namespace v8

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