C++ (Cpp) ObjectValueMap::remove Exemples

Exemple #1

static JSBool
WeakMap_delete(JSContext *cx, uintN argc, Value *vp)
{
    CallArgs args = CallArgsFromVp(argc, vp);

    bool ok;
    JSObject *obj = NonGenericMethodGuard(cx, args, WeakMap_delete, &WeakMapClass, &ok);
    if (!obj)
        return ok;

    if (args.length() < 1) {
        JS_ReportErrorNumber(cx, js_GetErrorMessage, NULL, JSMSG_MORE_ARGS_NEEDED,
                             "WeakMap.delete", "0", "s");
        return false;
    }
    JSObject *key = NonNullObject(cx, &args[0]);
    if (!key)
        return false;
    ObjectValueMap *map = GetObjectMap(obj);
    if (map) {
        ObjectValueMap::Ptr ptr = map->lookup(key);
        if (ptr) {
            map->remove(ptr);
            args.rval() = BooleanValue(true);
            return true;
        }
    }

    args.rval() = BooleanValue(false);
    return true;
}