X-Git-Url: https://git.saurik.com/apple/javascriptcore.git/blobdiff_plain/b37bf2e156556c589aea3e1f58a377f2b1189665..b80e619319b1def83d1e8b4f84042b661be1be7f:/API/JSObjectRef.cpp

diff --git a/API/JSObjectRef.cpp b/API/JSObjectRef.cpp
index c6cda25..8fdbdab 100644
--- a/API/JSObjectRef.cpp
+++ b/API/JSObjectRef.cpp
@@ -1,6 +1,6 @@
-// -*- mode: c++; c-basic-offset: 4 -*-
 /*
- * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
+ * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
+ * Copyright (C) 2008 Kelvin W Sherlock (ksherlock@gmail.com)
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -26,210 +26,312 @@
 
 #include "config.h"
 #include "JSObjectRef.h"
+#include "JSObjectRefPrivate.h"
 
-#include <wtf/Platform.h>
 #include "APICast.h"
-#include "JSValueRef.h"
+#include "CodeBlock.h"
+#include "DateConstructor.h"
+#include "ErrorConstructor.h"
+#include "FunctionConstructor.h"
+#include "Identifier.h"
+#include "InitializeThreading.h"
+#include "JSArray.h"
 #include "JSCallbackConstructor.h"
 #include "JSCallbackFunction.h"
 #include "JSCallbackObject.h"
 #include "JSClassRef.h"
+#include "JSFunction.h"
 #include "JSGlobalObject.h"
-
+#include "JSObject.h"
+#include "JSRetainPtr.h"
+#include "JSString.h"
+#include "JSValueRef.h"
+#include "ObjectPrototype.h"
 #include "PropertyNameArray.h"
-#include "function.h"
-#include "function_object.h"
-#include "identifier.h"
-#include "internal.h"
-#include "object.h"
-#include "object_object.h"
+#include "RegExpConstructor.h"
 
-using namespace KJS;
+using namespace JSC;
 
 JSClassRef JSClassCreate(const JSClassDefinition* definition)
 {
-    JSLock lock;
-    JSClassRef jsClass = (definition->attributes & kJSClassAttributeNoAutomaticPrototype)
+    initializeThreading();
+    RefPtr<OpaqueJSClass> jsClass = (definition->attributes & kJSClassAttributeNoAutomaticPrototype)
         ? OpaqueJSClass::createNoAutomaticPrototype(definition)
         : OpaqueJSClass::create(definition);
     
-    return JSClassRetain(jsClass);
+    return jsClass.release().releaseRef();
 }
 
 JSClassRef JSClassRetain(JSClassRef jsClass)
 {
-    JSLock lock;
     jsClass->ref();
     return jsClass;
 }
 
 void JSClassRelease(JSClassRef jsClass)
 {
-    JSLock lock;
     jsClass->deref();
 }
 
 JSObjectRef JSObjectMake(JSContextRef ctx, JSClassRef jsClass, void* data)
 {
-    JSLock lock;
     ExecState* exec = toJS(ctx);
+    APIEntryShim entryShim(exec);
 
     if (!jsClass)
-        return toRef(new JSObject(exec->lexicalGlobalObject()->objectPrototype())); // slightly more efficient
+        return toRef(new (exec) JSObject(exec->lexicalGlobalObject()->emptyObjectStructure())); // slightly more efficient
 
-    JSValue* jsPrototype = jsClass->prototype(ctx);
-    if (!jsPrototype)
-        jsPrototype = exec->lexicalGlobalObject()->objectPrototype();
+    JSCallbackObject<JSObject>* object = new (exec) JSCallbackObject<JSObject>(exec, exec->lexicalGlobalObject()->callbackObjectStructure(), jsClass, data);
+    if (JSObject* prototype = jsClass->prototype(exec))
+        object->setPrototype(prototype);
 
-    return toRef(new JSCallbackObject<JSObject>(exec, jsClass, jsPrototype, data));
+    return toRef(object);
 }
 
 JSObjectRef JSObjectMakeFunctionWithCallback(JSContextRef ctx, JSStringRef name, JSObjectCallAsFunctionCallback callAsFunction)
 {
-    JSLock lock;
     ExecState* exec = toJS(ctx);
-    Identifier nameID = name ? Identifier(toJS(name)) : Identifier("anonymous");
+    APIEntryShim entryShim(exec);
+
+    Identifier nameID = name ? name->identifier(&exec->globalData()) : Identifier(exec, "anonymous");
     
-    return toRef(new JSCallbackFunction(exec, callAsFunction, nameID));
+    return toRef(new (exec) JSCallbackFunction(exec, callAsFunction, nameID));
 }
 
 JSObjectRef JSObjectMakeConstructor(JSContextRef ctx, JSClassRef jsClass, JSObjectCallAsConstructorCallback callAsConstructor)
 {
-    JSLock lock;
     ExecState* exec = toJS(ctx);
-    
-    JSValue* jsPrototype = jsClass 
-        ? jsClass->prototype(ctx)
-        : exec->dynamicGlobalObject()->objectPrototype();
-    
-    JSCallbackConstructor* constructor = new JSCallbackConstructor(exec, jsClass, callAsConstructor);
+    APIEntryShim entryShim(exec);
+
+    JSValue jsPrototype = jsClass ? jsClass->prototype(exec) : 0;
+    if (!jsPrototype)
+        jsPrototype = exec->lexicalGlobalObject()->objectPrototype();
+
+    JSCallbackConstructor* constructor = new (exec) JSCallbackConstructor(exec->lexicalGlobalObject()->callbackConstructorStructure(), jsClass, callAsConstructor);
     constructor->putDirect(exec->propertyNames().prototype, jsPrototype, DontEnum | DontDelete | ReadOnly);
     return toRef(constructor);
 }
 
 JSObjectRef JSObjectMakeFunction(JSContextRef ctx, JSStringRef name, unsigned parameterCount, const JSStringRef parameterNames[], JSStringRef body, JSStringRef sourceURL, int startingLineNumber, JSValueRef* exception)
 {
-    JSLock lock;
-    
     ExecState* exec = toJS(ctx);
-    UString::Rep* bodyRep = toJS(body);
-    UString::Rep* sourceURLRep = sourceURL ? toJS(sourceURL) : &UString::Rep::null;
-    
-    Identifier nameID = name ? Identifier(toJS(name)) : Identifier("anonymous");
+    APIEntryShim entryShim(exec);
+
+    Identifier nameID = name ? name->identifier(&exec->globalData()) : Identifier(exec, "anonymous");
     
-    List args;
+    MarkedArgumentBuffer args;
     for (unsigned i = 0; i < parameterCount; i++)
-        args.append(jsString(UString(toJS(parameterNames[i]))));
-    args.append(jsString(UString(bodyRep)));
+        args.append(jsString(exec, parameterNames[i]->ustring()));
+    args.append(jsString(exec, body->ustring()));
+
+    JSObject* result = constructFunction(exec, args, nameID, sourceURL->ustring(), startingLineNumber);
+    if (exec->hadException()) {
+        if (exception)
+            *exception = toRef(exec, exec->exception());
+        exec->clearException();
+        result = 0;
+    }
+    return toRef(result);
+}
+
+JSObjectRef JSObjectMakeArray(JSContextRef ctx, size_t argumentCount, const JSValueRef arguments[],  JSValueRef* exception)
+{
+    ExecState* exec = toJS(ctx);
+    APIEntryShim entryShim(exec);
+
+    JSObject* result;
+    if (argumentCount) {
+        MarkedArgumentBuffer argList;
+        for (size_t i = 0; i < argumentCount; ++i)
+            argList.append(toJS(exec, arguments[i]));
+
+        result = constructArray(exec, argList);
+    } else
+        result = constructEmptyArray(exec);
+
+    if (exec->hadException()) {
+        if (exception)
+            *exception = toRef(exec, exec->exception());
+        exec->clearException();
+        result = 0;
+    }
+
+    return toRef(result);
+}
+
+JSObjectRef JSObjectMakeDate(JSContextRef ctx, size_t argumentCount, const JSValueRef arguments[],  JSValueRef* exception)
+{
+    ExecState* exec = toJS(ctx);
+    APIEntryShim entryShim(exec);
+
+    MarkedArgumentBuffer argList;
+    for (size_t i = 0; i < argumentCount; ++i)
+        argList.append(toJS(exec, arguments[i]));
+
+    JSObject* result = constructDate(exec, argList);
+    if (exec->hadException()) {
+        if (exception)
+            *exception = toRef(exec, exec->exception());
+        exec->clearException();
+        result = 0;
+    }
+
+    return toRef(result);
+}
+
+JSObjectRef JSObjectMakeError(JSContextRef ctx, size_t argumentCount, const JSValueRef arguments[],  JSValueRef* exception)
+{
+    ExecState* exec = toJS(ctx);
+    APIEntryShim entryShim(exec);
+
+    MarkedArgumentBuffer argList;
+    for (size_t i = 0; i < argumentCount; ++i)
+        argList.append(toJS(exec, arguments[i]));
 
-    JSObject* result = exec->dynamicGlobalObject()->functionConstructor()->construct(exec, args, nameID, UString(sourceURLRep), startingLineNumber);
+    JSObject* result = constructError(exec, argList);
     if (exec->hadException()) {
         if (exception)
-            *exception = toRef(exec->exception());
+            *exception = toRef(exec, exec->exception());
         exec->clearException();
         result = 0;
     }
+
     return toRef(result);
 }
 
-JSValueRef JSObjectGetPrototype(JSContextRef, JSObjectRef object)
+JSObjectRef JSObjectMakeRegExp(JSContextRef ctx, size_t argumentCount, const JSValueRef arguments[],  JSValueRef* exception)
 {
+    ExecState* exec = toJS(ctx);
+    APIEntryShim entryShim(exec);
+
+    MarkedArgumentBuffer argList;
+    for (size_t i = 0; i < argumentCount; ++i)
+        argList.append(toJS(exec, arguments[i]));
+
+    JSObject* result = constructRegExp(exec, argList);
+    if (exec->hadException()) {
+        if (exception)
+            *exception = toRef(exec, exec->exception());
+        exec->clearException();
+        result = 0;
+    }
+    
+    return toRef(result);
+}
+
+JSValueRef JSObjectGetPrototype(JSContextRef ctx, JSObjectRef object)
+{
+    ExecState* exec = toJS(ctx);
+    APIEntryShim entryShim(exec);
+
     JSObject* jsObject = toJS(object);
-    return toRef(jsObject->prototype());
+    return toRef(exec, jsObject->prototype());
 }
 
-void JSObjectSetPrototype(JSContextRef, JSObjectRef object, JSValueRef value)
+void JSObjectSetPrototype(JSContextRef ctx, JSObjectRef object, JSValueRef value)
 {
+    ExecState* exec = toJS(ctx);
+    APIEntryShim entryShim(exec);
+
     JSObject* jsObject = toJS(object);
-    JSValue* jsValue = toJS(value);
+    JSValue jsValue = toJS(exec, value);
 
-    jsObject->setPrototype(jsValue);
+    jsObject->setPrototype(jsValue.isObject() ? jsValue : jsNull());
 }
 
 bool JSObjectHasProperty(JSContextRef ctx, JSObjectRef object, JSStringRef propertyName)
 {
-    JSLock lock;
     ExecState* exec = toJS(ctx);
+    APIEntryShim entryShim(exec);
+
     JSObject* jsObject = toJS(object);
-    UString::Rep* nameRep = toJS(propertyName);
     
-    return jsObject->hasProperty(exec, Identifier(nameRep));
+    return jsObject->hasProperty(exec, propertyName->identifier(&exec->globalData()));
 }
 
 JSValueRef JSObjectGetProperty(JSContextRef ctx, JSObjectRef object, JSStringRef propertyName, JSValueRef* exception)
 {
-    JSLock lock;
     ExecState* exec = toJS(ctx);
+    APIEntryShim entryShim(exec);
+
     JSObject* jsObject = toJS(object);
-    UString::Rep* nameRep = toJS(propertyName);
 
-    JSValue* jsValue = jsObject->get(exec, Identifier(nameRep));
+    JSValue jsValue = jsObject->get(exec, propertyName->identifier(&exec->globalData()));
     if (exec->hadException()) {
         if (exception)
-            *exception = toRef(exec->exception());
+            *exception = toRef(exec, exec->exception());
         exec->clearException();
     }
-    return toRef(jsValue);
+    return toRef(exec, jsValue);
 }
 
 void JSObjectSetProperty(JSContextRef ctx, JSObjectRef object, JSStringRef propertyName, JSValueRef value, JSPropertyAttributes attributes, JSValueRef* exception)
 {
-    JSLock lock;
     ExecState* exec = toJS(ctx);
+    APIEntryShim entryShim(exec);
+
     JSObject* jsObject = toJS(object);
-    UString::Rep* nameRep = toJS(propertyName);
-    JSValue* jsValue = toJS(value);
-    
-    jsObject->put(exec, Identifier(nameRep), jsValue, attributes);
+    Identifier name(propertyName->identifier(&exec->globalData()));
+    JSValue jsValue = toJS(exec, value);
+
+    if (attributes && !jsObject->hasProperty(exec, name))
+        jsObject->putWithAttributes(exec, name, jsValue, attributes);
+    else {
+        PutPropertySlot slot;
+        jsObject->put(exec, name, jsValue, slot);
+    }
+
     if (exec->hadException()) {
         if (exception)
-            *exception = toRef(exec->exception());
+            *exception = toRef(exec, exec->exception());
         exec->clearException();
     }
 }
 
 JSValueRef JSObjectGetPropertyAtIndex(JSContextRef ctx, JSObjectRef object, unsigned propertyIndex, JSValueRef* exception)
 {
-    JSLock lock;
     ExecState* exec = toJS(ctx);
+    APIEntryShim entryShim(exec);
+
     JSObject* jsObject = toJS(object);
 
-    JSValue* jsValue = jsObject->get(exec, propertyIndex);
+    JSValue jsValue = jsObject->get(exec, propertyIndex);
     if (exec->hadException()) {
         if (exception)
-            *exception = toRef(exec->exception());
+            *exception = toRef(exec, exec->exception());
         exec->clearException();
     }
-    return toRef(jsValue);
+    return toRef(exec, jsValue);
 }
 
 
 void JSObjectSetPropertyAtIndex(JSContextRef ctx, JSObjectRef object, unsigned propertyIndex, JSValueRef value, JSValueRef* exception)
 {
-    JSLock lock;
     ExecState* exec = toJS(ctx);
+    APIEntryShim entryShim(exec);
+
     JSObject* jsObject = toJS(object);
-    JSValue* jsValue = toJS(value);
+    JSValue jsValue = toJS(exec, value);
     
     jsObject->put(exec, propertyIndex, jsValue);
     if (exec->hadException()) {
         if (exception)
-            *exception = toRef(exec->exception());
+            *exception = toRef(exec, exec->exception());
         exec->clearException();
     }
 }
 
 bool JSObjectDeleteProperty(JSContextRef ctx, JSObjectRef object, JSStringRef propertyName, JSValueRef* exception)
 {
-    JSLock lock;
     ExecState* exec = toJS(ctx);
+    APIEntryShim entryShim(exec);
+
     JSObject* jsObject = toJS(object);
-    UString::Rep* nameRep = toJS(propertyName);
 
-    bool result = jsObject->deleteProperty(exec, Identifier(nameRep));
+    bool result = jsObject->deleteProperty(exec, propertyName->identifier(&exec->globalData()));
     if (exec->hadException()) {
         if (exception)
-            *exception = toRef(exec->exception());
+            *exception = toRef(exec, exec->exception());
         exec->clearException();
     }
     return result;
@@ -262,30 +364,85 @@ bool JSObjectSetPrivate(JSObjectRef object, void* data)
     return false;
 }
 
-bool JSObjectIsFunction(JSContextRef, JSObjectRef object)
+JSValueRef JSObjectGetPrivateProperty(JSContextRef ctx, JSObjectRef object, JSStringRef propertyName)
+{
+    ExecState* exec = toJS(ctx);
+    APIEntryShim entryShim(exec);
+    JSObject* jsObject = toJS(object);
+    JSValue result;
+    Identifier name(propertyName->identifier(&exec->globalData()));
+    if (jsObject->inherits(&JSCallbackObject<JSGlobalObject>::info))
+        result = static_cast<JSCallbackObject<JSGlobalObject>*>(jsObject)->getPrivateProperty(name);
+    else if (jsObject->inherits(&JSCallbackObject<JSObject>::info))
+        result = static_cast<JSCallbackObject<JSObject>*>(jsObject)->getPrivateProperty(name);
+    return toRef(exec, result);
+}
+
+bool JSObjectSetPrivateProperty(JSContextRef ctx, JSObjectRef object, JSStringRef propertyName, JSValueRef value)
 {
+    ExecState* exec = toJS(ctx);
+    APIEntryShim entryShim(exec);
     JSObject* jsObject = toJS(object);
-    return jsObject->implementsCall();
+    JSValue jsValue = toJS(exec, value);
+    Identifier name(propertyName->identifier(&exec->globalData()));
+    if (jsObject->inherits(&JSCallbackObject<JSGlobalObject>::info)) {
+        static_cast<JSCallbackObject<JSGlobalObject>*>(jsObject)->setPrivateProperty(name, jsValue);
+        return true;
+    }
+    if (jsObject->inherits(&JSCallbackObject<JSObject>::info)) {
+        static_cast<JSCallbackObject<JSObject>*>(jsObject)->setPrivateProperty(name, jsValue);
+        return true;
+    }
+    return false;
+}
+
+bool JSObjectDeletePrivateProperty(JSContextRef ctx, JSObjectRef object, JSStringRef propertyName)
+{
+    ExecState* exec = toJS(ctx);
+    APIEntryShim entryShim(exec);
+    JSObject* jsObject = toJS(object);
+    Identifier name(propertyName->identifier(&exec->globalData()));
+    if (jsObject->inherits(&JSCallbackObject<JSGlobalObject>::info)) {
+        static_cast<JSCallbackObject<JSGlobalObject>*>(jsObject)->deletePrivateProperty(name);
+        return true;
+    }
+    if (jsObject->inherits(&JSCallbackObject<JSObject>::info)) {
+        static_cast<JSCallbackObject<JSObject>*>(jsObject)->deletePrivateProperty(name);
+        return true;
+    }
+    return false;
+}
+
+bool JSObjectIsFunction(JSContextRef, JSObjectRef object)
+{
+    CallData callData;
+    return toJS(object)->getCallData(callData) != CallTypeNone;
 }
 
 JSValueRef JSObjectCallAsFunction(JSContextRef ctx, JSObjectRef object, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
 {
-    JSLock lock;
     ExecState* exec = toJS(ctx);
+    APIEntryShim entryShim(exec);
+
     JSObject* jsObject = toJS(object);
     JSObject* jsThisObject = toJS(thisObject);
 
     if (!jsThisObject)
-        jsThisObject = exec->dynamicGlobalObject();
-    
-    List argList;
+        jsThisObject = exec->globalThisValue();
+
+    MarkedArgumentBuffer argList;
     for (size_t i = 0; i < argumentCount; i++)
-        argList.append(toJS(arguments[i]));
+        argList.append(toJS(exec, arguments[i]));
 
-    JSValueRef result = toRef(jsObject->call(exec, jsThisObject, argList)); // returns NULL if object->implementsCall() is false
+    CallData callData;
+    CallType callType = jsObject->getCallData(callData);
+    if (callType == CallTypeNone)
+        return 0;
+
+    JSValueRef result = toRef(exec, call(exec, jsObject, callType, callData, jsThisObject, argList));
     if (exec->hadException()) {
         if (exception)
-            *exception = toRef(exec->exception());
+            *exception = toRef(exec, exec->exception());
         exec->clearException();
         result = 0;
     }
@@ -295,63 +452,79 @@ JSValueRef JSObjectCallAsFunction(JSContextRef ctx, JSObjectRef object, JSObject
 bool JSObjectIsConstructor(JSContextRef, JSObjectRef object)
 {
     JSObject* jsObject = toJS(object);
-    return jsObject->implementsConstruct();
+    ConstructData constructData;
+    return jsObject->getConstructData(constructData) != ConstructTypeNone;
 }
 
 JSObjectRef JSObjectCallAsConstructor(JSContextRef ctx, JSObjectRef object, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
 {
-    JSLock lock;
     ExecState* exec = toJS(ctx);
+    APIEntryShim entryShim(exec);
+
     JSObject* jsObject = toJS(object);
-    
-    List argList;
+
+    ConstructData constructData;
+    ConstructType constructType = jsObject->getConstructData(constructData);
+    if (constructType == ConstructTypeNone)
+        return 0;
+
+    MarkedArgumentBuffer argList;
     for (size_t i = 0; i < argumentCount; i++)
-        argList.append(toJS(arguments[i]));
-    
-    JSObjectRef result = toRef(jsObject->construct(exec, argList)); // returns NULL if object->implementsCall() is false
+        argList.append(toJS(exec, arguments[i]));
+    JSObjectRef result = toRef(construct(exec, jsObject, constructType, constructData, argList));
     if (exec->hadException()) {
         if (exception)
-            *exception = toRef(exec->exception());
+            *exception = toRef(exec, exec->exception());
         exec->clearException();
         result = 0;
     }
     return result;
 }
 
-struct OpaqueJSPropertyNameArray
-{
-    OpaqueJSPropertyNameArray() : refCount(0)
+struct OpaqueJSPropertyNameArray : FastAllocBase {
+    OpaqueJSPropertyNameArray(JSGlobalData* globalData)
+        : refCount(0)
+        , globalData(globalData)
     {
     }
     
     unsigned refCount;
-    PropertyNameArray array;
+    JSGlobalData* globalData;
+    Vector<JSRetainPtr<JSStringRef> > array;
 };
 
 JSPropertyNameArrayRef JSObjectCopyPropertyNames(JSContextRef ctx, JSObjectRef object)
 {
-    JSLock lock;
     JSObject* jsObject = toJS(object);
     ExecState* exec = toJS(ctx);
-    
-    JSPropertyNameArrayRef propertyNames = new OpaqueJSPropertyNameArray();
-    jsObject->getPropertyNames(exec, propertyNames->array);
+    APIEntryShim entryShim(exec);
+
+    JSGlobalData* globalData = &exec->globalData();
+
+    JSPropertyNameArrayRef propertyNames = new OpaqueJSPropertyNameArray(globalData);
+    PropertyNameArray array(globalData);
+    jsObject->getPropertyNames(exec, array);
+
+    size_t size = array.size();
+    propertyNames->array.reserveInitialCapacity(size);
+    for (size_t i = 0; i < size; ++i)
+        propertyNames->array.append(JSRetainPtr<JSStringRef>(Adopt, OpaqueJSString::create(array[i].ustring()).releaseRef()));
     
     return JSPropertyNameArrayRetain(propertyNames);
 }
 
 JSPropertyNameArrayRef JSPropertyNameArrayRetain(JSPropertyNameArrayRef array)
 {
-    JSLock lock;
     ++array->refCount;
     return array;
 }
 
 void JSPropertyNameArrayRelease(JSPropertyNameArrayRef array)
 {
-    JSLock lock;
-    if (--array->refCount == 0)
+    if (--array->refCount == 0) {
+        APIEntryShim entryShim(array->globalData, false);
         delete array;
+    }
 }
 
 size_t JSPropertyNameArrayGetCount(JSPropertyNameArrayRef array)
@@ -361,14 +534,12 @@ size_t JSPropertyNameArrayGetCount(JSPropertyNameArrayRef array)
 
 JSStringRef JSPropertyNameArrayGetNameAtIndex(JSPropertyNameArrayRef array, size_t index)
 {
-    return toRef(array->array[static_cast<unsigned>(index)].ustring().rep());
+    return array->array[static_cast<unsigned>(index)].get();
 }
 
 void JSPropertyNameAccumulatorAddName(JSPropertyNameAccumulatorRef array, JSStringRef propertyName)
 {
-    JSLock lock;
     PropertyNameArray* propertyNames = toJS(array);
-    UString::Rep* rep = toJS(propertyName);
-    
-    propertyNames->add(Identifier(rep));
+    APIEntryShim entryShim(propertyNames->globalData());
+    propertyNames->add(propertyName->identifier(propertyNames->globalData()));
 }