// Copyright 2014 The Chromium Authors. All rights reserved.
// Copyright (C) 2016 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:
//
//    * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//    * Redistributions in binary form must reproduce the above
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// in the documentation and/or other materials provided with the
// distribution.
//    * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
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//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#pragma once

#include "CSSParserMode.h"
#include "CSSPropertyNames.h"
#include "CSSValueKeywords.h"
#include <wtf/text/WTFString.h>

namespace WebCore {

class CSSValue;
class StyleSheetContents;
struct CSSParserContext;

class CSSParserFastPaths {
public:
    // Parses simple values like '10px' or 'green', but makes no guarantees
    // about handling any property completely.
    static RefPtr<CSSValue> maybeParseValue(CSSPropertyID, const String&, const CSSParserContext&);

    // Properties handled here shouldn't be explicitly handled in CSSPropertyParser
    static bool isKeywordPropertyID(CSSPropertyID);

    // Returns whether a property may be handled by the fast path but has other
    // non-keyword values which should be handled by the CSSPropertyParser.
    static bool isPartialKeywordPropertyID(CSSPropertyID);

    static bool isValidKeywordPropertyAndValue(CSSPropertyID, CSSValueID, const CSSParserContext&);

    static RefPtr<CSSValue> parseColor(const String&, CSSParserMode);
};

} // namespace WebCore