/*
 * Copyright 2010, Ingo Weinhold, ingo_weinhold@gmx.de.
 * Distributed under the terms of the MIT License.
 */
#ifndef PATTERN_EVALUATOR_H
#define PATTERN_EVALUATOR_H


#include <String.h>


class PatternEvaluator {
public:
        class PlaceholderMapper;

public:
        static  BString                         Evaluate(const char* pattern,
                                                                        PlaceholderMapper& mapper);

};


class PatternEvaluator::PlaceholderMapper {
public:
        virtual                                         ~PlaceholderMapper();

        virtual bool                            MapPlaceholder(char placeholder,
                                                                        int64 number, bool numberGiven,
                                                                        BString& _string) = 0;
};


#endif  // PATTERN_EVALUATOR_H