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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://www.qt.io/licensing. For further information
** use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef QMLJSSCANNER_H
#define QMLJSSCANNER_H
#include <qmljs/qmljs_global.h>
#include <QStringList>
namespace QmlJS {
class QMLJS_EXPORT Token
{
public:
enum Kind {
EndOfFile,
Keyword,
Identifier,
String,
Comment,
Number,
LeftParenthesis,
RightParenthesis,
LeftBrace,
RightBrace,
LeftBracket,
RightBracket,
Semicolon,
Colon,
Comma,
Dot,
Delimiter,
RegExp
};
inline Token(): offset(0), length(0), kind(EndOfFile) {}
inline Token(int o, int l, Kind k): offset(o), length(l), kind(k) {}
inline int begin() const { return offset; }
inline int end() const { return offset + length; }
inline bool is(int k) const { return k == kind; }
inline bool isNot(int k) const { return k != kind; }
public:
int offset;
int length;
Kind kind;
};
class QMLJS_EXPORT Scanner
{
public:
enum {
Normal = 0,
MultiLineComment = 1,
MultiLineStringDQuote = 2,
MultiLineStringSQuote = 3,
MultiLineMask = 3,
RegexpMayFollow = 4 // flag that may be combined with the above
};
Scanner();
virtual ~Scanner();
bool scanComments() const;
void setScanComments(bool scanComments);
QList<Token> operator()(const QString &text, int startState = Normal);
int state() const;
bool isKeyword(const QString &text) const;
static QStringList keywords();
private:
int _state;
bool _scanComments: 1;
};
} // namespace QmlJS
#endif // QMLJSSCANNER_H
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