C++ (Cpp) WeakMapData::contains Beispiele

Beispiel #1

Datei: WeakMapPrototype.cpp Projekt: eocanha/webkit

EncodedJSValue JSC_HOST_CALL protoFuncWeakMapHas(CallFrame* callFrame)
{
    WeakMapData* map = getWeakMapData(callFrame, callFrame->thisValue());
    if (!map)
        return JSValue::encode(jsUndefined());
    JSValue key = callFrame->argument(0);
    return JSValue::encode(jsBoolean(key.isObject() && map->contains(asObject(key))));
}

Beispiel #2

EncodedJSValue JSC_HOST_CALL protoFuncWeakMapHas(CallFrame* callFrame)
{
    WeakMapData* map = getWeakMapData(callFrame, callFrame->thisValue());
    if (!map)
        return JSValue::encode(jsUndefined());
    JSValue key = callFrame->argument(0);
    if (!key.isObject())
        return JSValue::encode(throwTypeError(callFrame, WTF::ASCIILiteral("A WeakMap cannot have a non-object key")));
    return JSValue::encode(jsBoolean(map->contains(asObject(key))));
}