EncodedJSValue JSC_HOST_CALL jsInt32ArrayPrototypeFunctionSubarray(ExecState* exec)
{
JSValue thisValue = exec->hostThisValue();
if (!thisValue.inherits(&JSInt32Array::s_info))
return throwVMTypeError(exec);
JSInt32Array* castedThis = static_cast<JSInt32Array*>(asObject(thisValue));
ASSERT_GC_OBJECT_INHERITS(castedThis, &JSInt32Array::s_info);
Int32Array* imp = static_cast<Int32Array*>(castedThis->impl());
int start(exec->argument(0).toInt32(exec));
if (exec->hadException())
return JSValue::encode(jsUndefined());
int argsCount = exec->argumentCount();
if (argsCount <= 1) {
JSC::JSValue result = toJS(exec, castedThis->globalObject(), WTF::getPtr(imp->subarray(start)));
return JSValue::encode(result);
}
int end(exec->argument(1).toInt32(exec));
if (exec->hadException())
return JSValue::encode(jsUndefined());
JSC::JSValue result = toJS(exec, castedThis->globalObject(), WTF::getPtr(imp->subarray(start, end)));
return JSValue::encode(result);
}
static v8::Handle<v8::Value> subarrayCallback(const v8::Arguments& args)
{
INC_STATS("DOM.Int32Array.subarray");
Int32Array* imp = V8Int32Array::toNative(args.Holder());
EXCEPTION_BLOCK(int, start, toInt32(args[0]));
if (args.Length() <= 1) {
return toV8(imp->subarray(start));
}
EXCEPTION_BLOCK(int, end, toInt32(args[1]));
return toV8(imp->subarray(start, end));
}
