/*
 * Copyright (C) 2019-2022 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#pragma once

namespace WebCore {

// https://w3c.github.io/csswg-drafts/cssom-1/#the-cssrule-interface

enum class StyleRuleType : uint8_t {
    Unknown = 0,
    Style = 1,
    Charset = 2,
    Import = 3,
    Media = 4,
    FontFace = 5,
    Page = 6,
    Keyframes = 7,
    Keyframe = 8,
    Margin = 9,
    Namespace = 10,
    CounterStyle = 11,
    Supports = 12,
    FontFeatureValues = 14,
    // Numbers above 15 are not exposed to the web.
    LayerBlock = 16,
    LayerStatement,
    Container,
    FontPaletteValues,
    FontFeatureValuesBlock,
    Property,
    StyleWithNesting,
    Scope,
    StartingStyle,
};

static constexpr auto firstUnexposedStyleRuleType = StyleRuleType::LayerBlock;

} // namespace WebCore
