Version 3.11.10
Implemented heap profiler memory usage reporting.
Preserved error message during finally block in try..finally. (Chromium issue 129171)
Fixed EnsureCanContainElements to properly handle double values. (issue 2170)
Improved heuristics to keep objects in fast mode with inherited constructors.
Performance and stability improvements on all platforms.
git-svn-id: http://v8.googlecode.com/svn/trunk@11798 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
diff --git a/include/v8.h b/include/v8.h
index d31ef54..77ffb38 100644
--- a/include/v8.h
+++ b/include/v8.h
@@ -100,6 +100,7 @@
class Date;
class ImplementationUtilities;
class Signature;
+class AccessorSignature;
template <class T> class Handle;
template <class T> class Local;
template <class T> class Persistent;
@@ -2289,7 +2290,8 @@
AccessorSetter setter,
Handle<Value> data,
AccessControl settings,
- PropertyAttribute attributes);
+ PropertyAttribute attributes,
+ Handle<AccessorSignature> signature);
void SetNamedInstancePropertyHandler(NamedPropertyGetter getter,
NamedPropertySetter setter,
NamedPropertyQuery query,
@@ -2347,13 +2349,20 @@
* cross-context access.
* \param attribute The attributes of the property for which an accessor
* is added.
+ * \param signature The signature describes valid receivers for the accessor
+ * and is used to perform implicit instance checks against them. If the
+ * receiver is incompatible (i.e. is not an instance of the constructor as
+ * defined by FunctionTemplate::HasInstance()), an implicit TypeError is
+ * thrown and no callback is invoked.
*/
void SetAccessor(Handle<String> name,
AccessorGetter getter,
AccessorSetter setter = 0,
Handle<Value> data = Handle<Value>(),
AccessControl settings = DEFAULT,
- PropertyAttribute attribute = None);
+ PropertyAttribute attribute = None,
+ Handle<AccessorSignature> signature =
+ Handle<AccessorSignature>());
/**
* Sets a named property handler on the object template.
@@ -2457,8 +2466,8 @@
/**
- * A Signature specifies which receivers and arguments a function can
- * legally be called with.
+ * A Signature specifies which receivers and arguments are valid
+ * parameters to a function.
*/
class V8EXPORT Signature : public Data {
public:
@@ -2472,6 +2481,19 @@
/**
+ * An AccessorSignature specifies which receivers are valid parameters
+ * to an accessor callback.
+ */
+class V8EXPORT AccessorSignature : public Data {
+ public:
+ static Local<AccessorSignature> New(Handle<FunctionTemplate> receiver =
+ Handle<FunctionTemplate>());
+ private:
+ AccessorSignature();
+};
+
+
+/**
* A utility for determining the type of objects based on the template
* they were constructed from.
*/