Changeset 196836 in webkit for trunk/Source/JavaScriptCore/runtime/ProxyObject.h

Timestamp:

Feb 19, 2016, 2:56:31 PM (10 years ago)

Author:

[email protected]

Message:

[ES6] Implement Proxy.Call
​https://bugs.webkit.org/show_bug.cgi?id=154425

Reviewed by Mark Lam.

This patch is a straight forward implementation of
Proxy.Call with respect to section 9.5.12
of the ECMAScript spec.
​https://tc39.github.io/ecma262/#sec-proxy-object-internal-methods-and-internal-slots-call-thisargument-argumentslist

• runtime/ProxyObject.cpp:

(JSC::ProxyObject::finishCreation):
(JSC::performProxyGet):
(JSC::ProxyObject::performInternalMethodGetOwnProperty):
(JSC::ProxyObject::performHasProperty):
(JSC::ProxyObject::getOwnPropertySlotByIndex):
(JSC::performProxyCall):
(JSC::ProxyObject::getCallData):
(JSC::ProxyObject::visitChildren):

• runtime/ProxyObject.h:

(JSC::ProxyObject::create):

• tests/es6.yaml:
• tests/stress/proxy-call.js: Added.

(assert):
(throw.new.Error.let.target):
(throw.new.Error.let.handler.apply):
(throw.new.Error):
(assert.let.target):
(assert.let.handler.get apply):
(let.target):
(let.handler.apply):
(i.catch):
(assert.let.handler.apply):

File:

• trunk/Source/JavaScriptCore/runtime/ProxyObject.h (modified) (3 diffs)

trunk/Source/JavaScriptCore/runtime/ProxyObject.h

@@ -36 +36 @@
     typedef JSNonFinalObject Base;
 
-    const static unsigned StructureFlags = Base::StructureFlags | OverridesGetOwnPropertySlot;
+    const static unsigned StructureFlags = Base::StructureFlags | OverridesGetOwnPropertySlot | TypeOfShouldCallGetCallData;
 
     static ProxyObject* create(ExecState* exec, Structure* structure, JSValue target, JSValue handler)
@@ -62 +62 @@
     static bool getOwnPropertySlot(JSObject*, ExecState*, PropertyName, PropertySlot&);
     static bool getOwnPropertySlotByIndex(JSObject*, ExecState*, unsigned propertyName, PropertySlot&);
+    static CallType getCallData(JSCell*, CallData&);
     static void visitChildren(JSCell*, SlotVisitor&);
 
@@ -70 +71 @@
     WriteBarrier<JSObject> m_target;
     WriteBarrier<Unknown> m_handler;
+    bool m_isCallable : 1;
 };