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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** This file is part of Qt Creator.
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#ifndef QMLEXPRESSIONUNDERCURSOR_H
#define QMLEXPRESSIONUNDERCURSOR_H

#include <qmljs/parser/qmljsastfwd_p.h>
#include <qmljs/qmljsdocument.h>

#include <QTextCursor>

namespace QmlJSEditor {
namespace Internal {

class QmlExpressionUnderCursor
{
public:
    QmlExpressionUnderCursor();

    QmlJS::AST::ExpressionNode * operator()(const QTextCursor &cursor);

    QmlJS::AST::ExpressionNode *expressionNode() const;

    int expressionOffset() const
    { return _expressionOffset; }

    int expressionLength() const
    { return _expressionLength; }

    QString text() const
    { return _text; }

private:
    void parseExpression(const QTextBlock &block);

    void tryExpression(const QString &text);

private:
    QmlJS::AST::ExpressionNode *_expressionNode;
    int _expressionOffset;
    int _expressionLength;
    QmlJS::Document::Ptr exprDoc;
    QString _text;
};

} // namespace Internal
} // namespace QmlJSEditor

#endif // QMLEXPRESSIONUNDERCURSOR_H
