* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
- * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "JSValueRef.h"
-#include <wtf/Platform.h>
#include "APICast.h"
+#include "DateInstance.h"
+#include "Exception.h"
+#include "JSAPIWrapperObject.h"
+#include "JSCInlines.h"
+#include "JSCJSValue.h"
#include "JSCallbackObject.h"
+#include "JSGlobalObject.h"
+#include "JSONObject.h"
+#include "JSString.h"
+#include "LiteralParser.h"
+#include "Protect.h"
+#include <algorithm>
+#include <wtf/Assertions.h>
+#include <wtf/text/StringHash.h>
+#include <wtf/text/WTFString.h>
-#include <runtime/JSGlobalObject.h>
-#include <runtime/JSString.h>
-#include <runtime/Operations.h>
-#include <runtime/Protect.h>
-#include <runtime/UString.h>
-#include <runtime/JSValue.h>
+#if PLATFORM(MAC)
+#include <mach-o/dyld.h>
+#endif
-#include <wtf/Assertions.h>
+#if ENABLE(REMOTE_INSPECTOR)
+#include "JSGlobalObjectInspectorController.h"
+#endif
-#include <algorithm> // for std::min
+using namespace JSC;
-JSType JSValueGetType(JSContextRef ctx, JSValueRef value)
+enum class ExceptionStatus {
+ DidThrow,
+ DidNotThrow
+};
+
+static ExceptionStatus handleExceptionIfNeeded(ExecState* exec, JSValueRef* returnedExceptionRef)
{
- JSC::ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSC::JSLock lock(exec);
+ if (exec->hadException()) {
+ Exception* exception = exec->exception();
+ if (returnedExceptionRef)
+ *returnedExceptionRef = toRef(exec, exception->value());
+ exec->clearException();
+#if ENABLE(REMOTE_INSPECTOR)
+ exec->vmEntryGlobalObject()->inspectorController().reportAPIException(exec, exception);
+#endif
+ return ExceptionStatus::DidThrow;
+ }
+ return ExceptionStatus::DidNotThrow;
+}
- JSC::JSValue jsValue = toJS(exec, value);
+#if PLATFORM(MAC)
+static bool evernoteHackNeeded()
+{
+ static const int32_t webkitLastVersionWithEvernoteHack = 35133959;
+ static bool hackNeeded = CFEqual(CFBundleGetIdentifier(CFBundleGetMainBundle()), CFSTR("com.evernote.Evernote"))
+ && NSVersionOfLinkTimeLibrary("JavaScriptCore") <= webkitLastVersionWithEvernoteHack;
+
+ return hackNeeded;
+}
+#endif
+
+::JSType JSValueGetType(JSContextRef ctx, JSValueRef value)
+{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return kJSTypeUndefined;
+ }
+ ExecState* exec = toJS(ctx);
+ JSLockHolder locker(exec);
+
+ JSValue jsValue = toJS(exec, value);
if (jsValue.isUndefined())
return kJSTypeUndefined;
return kJSTypeObject;
}
-using namespace JSC; // placed here to avoid conflict between JSC::JSType and JSType, above.
-
bool JSValueIsUndefined(JSContextRef ctx, JSValueRef value)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return false;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
- JSValue jsValue = toJS(exec, value);
- return jsValue.isUndefined();
+ return toJS(exec, value).isUndefined();
}
bool JSValueIsNull(JSContextRef ctx, JSValueRef value)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return false;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
- JSValue jsValue = toJS(exec, value);
- return jsValue.isNull();
+ return toJS(exec, value).isNull();
}
bool JSValueIsBoolean(JSContextRef ctx, JSValueRef value)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return false;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
- JSValue jsValue = toJS(exec, value);
- return jsValue.isBoolean();
+ return toJS(exec, value).isBoolean();
}
bool JSValueIsNumber(JSContextRef ctx, JSValueRef value)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return false;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
- JSValue jsValue = toJS(exec, value);
- return jsValue.isNumber();
+ return toJS(exec, value).isNumber();
}
bool JSValueIsString(JSContextRef ctx, JSValueRef value)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return false;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
- JSValue jsValue = toJS(exec, value);
- return jsValue.isString();
+ return toJS(exec, value).isString();
}
bool JSValueIsObject(JSContextRef ctx, JSValueRef value)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return false;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
- JSValue jsValue = toJS(exec, value);
- return jsValue.isObject();
+ return toJS(exec, value).isObject();
+}
+
+bool JSValueIsArray(JSContextRef ctx, JSValueRef value)
+{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return false;
+ }
+ ExecState* exec = toJS(ctx);
+ JSLockHolder locker(exec);
+
+ return toJS(exec, value).inherits(JSArray::info());
+}
+
+bool JSValueIsDate(JSContextRef ctx, JSValueRef value)
+{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return false;
+ }
+ ExecState* exec = toJS(ctx);
+ JSLockHolder locker(exec);
+
+ return toJS(exec, value).inherits(DateInstance::info());
}
bool JSValueIsObjectOfClass(JSContextRef ctx, JSValueRef value, JSClassRef jsClass)
{
+ if (!ctx || !jsClass) {
+ ASSERT_NOT_REACHED();
+ return false;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
JSValue jsValue = toJS(exec, value);
if (JSObject* o = jsValue.getObject()) {
- if (o->inherits(&JSCallbackObject<JSGlobalObject>::info))
- return static_cast<JSCallbackObject<JSGlobalObject>*>(o)->inherits(jsClass);
- else if (o->inherits(&JSCallbackObject<JSObject>::info))
- return static_cast<JSCallbackObject<JSObject>*>(o)->inherits(jsClass);
+ if (o->inherits(JSProxy::info()))
+ o = jsCast<JSProxy*>(o)->target();
+
+ if (o->inherits(JSCallbackObject<JSGlobalObject>::info()))
+ return jsCast<JSCallbackObject<JSGlobalObject>*>(o)->inherits(jsClass);
+ if (o->inherits(JSCallbackObject<JSDestructibleObject>::info()))
+ return jsCast<JSCallbackObject<JSDestructibleObject>*>(o)->inherits(jsClass);
+#if JSC_OBJC_API_ENABLED
+ if (o->inherits(JSCallbackObject<JSAPIWrapperObject>::info()))
+ return jsCast<JSCallbackObject<JSAPIWrapperObject>*>(o)->inherits(jsClass);
+#endif
}
return false;
}
bool JSValueIsEqual(JSContextRef ctx, JSValueRef a, JSValueRef b, JSValueRef* exception)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return false;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
JSValue jsA = toJS(exec, a);
JSValue jsB = toJS(exec, b);
bool result = JSValue::equal(exec, jsA, jsB); // false if an exception is thrown
- if (exec->hadException()) {
- if (exception)
- *exception = toRef(exec, exec->exception());
- exec->clearException();
- }
+ handleExceptionIfNeeded(exec, exception);
+
return result;
}
bool JSValueIsStrictEqual(JSContextRef ctx, JSValueRef a, JSValueRef b)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return false;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
JSValue jsA = toJS(exec, a);
JSValue jsB = toJS(exec, b);
- return JSValue::strictEqual(jsA, jsB);
+ return JSValue::strictEqual(exec, jsA, jsB);
}
bool JSValueIsInstanceOfConstructor(JSContextRef ctx, JSValueRef value, JSObjectRef constructor, JSValueRef* exception)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return false;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
JSValue jsValue = toJS(exec, value);
JSObject* jsConstructor = toJS(constructor);
if (!jsConstructor->structure()->typeInfo().implementsHasInstance())
return false;
- bool result = jsConstructor->hasInstance(exec, jsValue, jsConstructor->get(exec, exec->propertyNames().prototype)); // false if an exception is thrown
- if (exec->hadException()) {
- if (exception)
- *exception = toRef(exec, exec->exception());
- exec->clearException();
- }
+ bool result = jsConstructor->hasInstance(exec, jsValue); // false if an exception is thrown
+ handleExceptionIfNeeded(exec, exception);
return result;
}
JSValueRef JSValueMakeUndefined(JSContextRef ctx)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return 0;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
return toRef(exec, jsUndefined());
}
JSValueRef JSValueMakeNull(JSContextRef ctx)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return 0;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
return toRef(exec, jsNull());
}
JSValueRef JSValueMakeBoolean(JSContextRef ctx, bool value)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return 0;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
return toRef(exec, jsBoolean(value));
}
JSValueRef JSValueMakeNumber(JSContextRef ctx, double value)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return 0;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
- return toRef(exec, jsNumber(exec, value));
+ return toRef(exec, jsNumber(purifyNaN(value)));
}
JSValueRef JSValueMakeString(JSContextRef ctx, JSStringRef string)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return 0;
+ }
+ ExecState* exec = toJS(ctx);
+ JSLockHolder locker(exec);
+
+ return toRef(exec, jsString(exec, string ? string->string() : String()));
+}
+
+JSValueRef JSValueMakeFromJSONString(JSContextRef ctx, JSStringRef string)
+{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return 0;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
+ String str = string->string();
+ unsigned length = str.length();
+ if (!length || str.is8Bit()) {
+ LiteralParser<LChar> parser(exec, str.characters8(), length, StrictJSON);
+ return toRef(exec, parser.tryLiteralParse());
+ }
+ LiteralParser<UChar> parser(exec, str.characters16(), length, StrictJSON);
+ return toRef(exec, parser.tryLiteralParse());
+}
- return toRef(exec, jsString(exec, string->ustring()));
+JSStringRef JSValueCreateJSONString(JSContextRef ctx, JSValueRef apiValue, unsigned indent, JSValueRef* exception)
+{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return 0;
+ }
+ ExecState* exec = toJS(ctx);
+ JSLockHolder locker(exec);
+ JSValue value = toJS(exec, apiValue);
+ String result = JSONStringify(exec, value, indent);
+ if (exception)
+ *exception = 0;
+ if (handleExceptionIfNeeded(exec, exception) == ExceptionStatus::DidThrow)
+ return 0;
+ return OpaqueJSString::create(result).leakRef();
}
bool JSValueToBoolean(JSContextRef ctx, JSValueRef value)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return false;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
JSValue jsValue = toJS(exec, value);
return jsValue.toBoolean(exec);
double JSValueToNumber(JSContextRef ctx, JSValueRef value, JSValueRef* exception)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return PNaN;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
JSValue jsValue = toJS(exec, value);
double number = jsValue.toNumber(exec);
- if (exec->hadException()) {
- if (exception)
- *exception = toRef(exec, exec->exception());
- exec->clearException();
- number = NaN;
- }
+ if (handleExceptionIfNeeded(exec, exception) == ExceptionStatus::DidThrow)
+ number = PNaN;
return number;
}
JSStringRef JSValueToStringCopy(JSContextRef ctx, JSValueRef value, JSValueRef* exception)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return 0;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
JSValue jsValue = toJS(exec, value);
- RefPtr<OpaqueJSString> stringRef(OpaqueJSString::create(jsValue.toString(exec)));
- if (exec->hadException()) {
- if (exception)
- *exception = toRef(exec, exec->exception());
- exec->clearException();
- stringRef.clear();
- }
- return stringRef.release().releaseRef();
+ RefPtr<OpaqueJSString> stringRef(OpaqueJSString::create(jsValue.toString(exec)->value(exec)));
+ if (handleExceptionIfNeeded(exec, exception) == ExceptionStatus::DidThrow)
+ stringRef = nullptr;
+ return stringRef.release().leakRef();
}
JSObjectRef JSValueToObject(JSContextRef ctx, JSValueRef value, JSValueRef* exception)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return 0;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
JSValue jsValue = toJS(exec, value);
JSObjectRef objectRef = toRef(jsValue.toObject(exec));
- if (exec->hadException()) {
- if (exception)
- *exception = toRef(exec, exec->exception());
- exec->clearException();
+ if (handleExceptionIfNeeded(exec, exception) == ExceptionStatus::DidThrow)
objectRef = 0;
- }
return objectRef;
-}
+}
void JSValueProtect(JSContextRef ctx, JSValueRef value)
{
+ if (!ctx) {
+ ASSERT_NOT_REACHED();
+ return;
+ }
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
- JSValue jsValue = toJS(exec, value);
+ JSValue jsValue = toJSForGC(exec, value);
gcProtect(jsValue);
}
void JSValueUnprotect(JSContextRef ctx, JSValueRef value)
{
+#if PLATFORM(MAC)
+ if ((!value || !ctx) && evernoteHackNeeded())
+ return;
+#endif
+
ExecState* exec = toJS(ctx);
- exec->globalData().heap.registerThread();
- JSLock lock(exec);
+ JSLockHolder locker(exec);
- JSValue jsValue = toJS(exec, value);
+ JSValue jsValue = toJSForGC(exec, value);
gcUnprotect(jsValue);
}
projects / apple / javascriptcore.git / blobdiff