 * An implementation of `small_vector` (a vector with a small
 * buffer optimization). I would probably have preferred to
 * call this `inline_vector`, but I'll just go with the canonical
 * name for now.
 *
 * Copyright © 2020-2021 Gene Harvey
 *
 * This software may be modified and distributed under the terms
 * of the MIT license. See the LICENSE file for details.

