/*
 * Copyright (C) 2003, 2008, 2009 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

#include <wtf/text/WTFString.h>

namespace JSC { namespace Yarr {

enum MultilineMode { MultilineDisabled, MultilineEnabled };
enum TextCaseSensitivity { TextCaseSensitive, TextCaseInsensitive };
enum UnicodeMode { UnicodeUnawareMode, UnicodeAwareMode };

class JS_EXPORT_PRIVATE RegularExpression {
    WTF_MAKE_FAST_ALLOCATED;
public:
    explicit RegularExpression(StringView, TextCaseSensitivity = TextCaseSensitive, MultilineMode = MultilineDisabled, UnicodeMode = UnicodeUnawareMode);
    ~RegularExpression();

    RegularExpression(const RegularExpression&);
    RegularExpression& operator=(const RegularExpression&);

    int match(StringView, int startFrom = 0, int* matchLength = nullptr) const;
    int searchRev(StringView) const;

    int matchedLength() const;
    bool isValid() const;

private:
    class Private;
    RefPtr<Private> d;
};

void JS_EXPORT_PRIVATE replace(String&, const RegularExpression&, StringView);

} } // namespace JSC::Yarr
