|| isNestableDeferred(value);
    }

    public static boolean isNestableDeferred(@Nullable Object value) {
        return value instanceof Callable
            || isKotlinFunction0Deferrable(value);
    }

    @Nullable
    public static Object unpackNestableDeferred(@Nullable Object deferred) {
        Object current = deferred;
        while (isNestableDeferred(current)) {