static v8::Handle<v8::Value> setFloat64Callback(const v8::Arguments& args)
{
INC_STATS("DOM.DataView.setFloat64");
if (args.Length() < 2)
return throwError("Not enough arguments", V8Proxy::TypeError);
DataView* imp = V8DataView::toNative(args.Holder());
ExceptionCode ec = 0;
{
EXCEPTION_BLOCK(unsigned, byteOffset, toUInt32(MAYBE_MISSING_PARAMETER(args, 0, MissingIsUndefined)));
EXCEPTION_BLOCK(double, value, static_cast<double>(MAYBE_MISSING_PARAMETER(args, 1, MissingIsUndefined)->NumberValue()));
if (args.Length() <= 2) {
imp->setFloat64(byteOffset, value, ec);
if (UNLIKELY(ec))
goto fail;
return v8::Handle<v8::Value>();
}
EXCEPTION_BLOCK(bool, littleEndian, MAYBE_MISSING_PARAMETER(args, 2, MissingIsUndefined)->BooleanValue());
imp->setFloat64(byteOffset, value, littleEndian, ec);
if (UNLIKELY(ec))
goto fail;
return v8::Handle<v8::Value>();
}
fail:
V8Proxy::setDOMException(ec);
return v8::Handle<v8::Value>();
}
EncodedJSValue JSC_HOST_CALL jsDataViewPrototypeFunctionSetFloat64(ExecState* exec)
{
JSValue thisValue = exec->hostThisValue();
if (!thisValue.inherits(&JSDataView::s_info))
return throwVMTypeError(exec);
JSDataView* castedThis = static_cast<JSDataView*>(asObject(thisValue));
ASSERT_GC_OBJECT_INHERITS(castedThis, &JSDataView::s_info);
DataView* imp = static_cast<DataView*>(castedThis->impl());
if (exec->argumentCount() < 2)
return throwVMError(exec, createSyntaxError(exec, "Not enough arguments"));
ExceptionCode ec = 0;
unsigned byteOffset(exec->argument(0).toUInt32(exec));
if (exec->hadException())
return JSValue::encode(jsUndefined());
double value(exec->argument(1).toNumber(exec));
if (exec->hadException())
return JSValue::encode(jsUndefined());
int argsCount = exec->argumentCount();
if (argsCount <= 2) {
imp->setFloat64(byteOffset, value, ec);
setDOMException(exec, ec);
return JSValue::encode(jsUndefined());
}
bool littleEndian(exec->argument(2).toBoolean(exec));
if (exec->hadException())
return JSValue::encode(jsUndefined());
imp->setFloat64(byteOffset, value, littleEndian, ec);
setDOMException(exec, ec);
return JSValue::encode(jsUndefined());
}