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#pragma once
#include <iostream>
#include <istream>
#include <exception>
#include "Circuit.h"
using std::istream;
using std::string;
class ParserException : public std::exception {
public:
ParserException(const char * fmt, ...);
virtual ~ParserException();
virtual const char * what();
private:
char * error = NULL;
};
class Parser {
public:
Parser() = default;
virtual ~Parser() = default;
void parse(string input);
void parse(istream & input);
/**
* \brief preprocess (filter) line of input
*
* normalize whitespace and remove comments
*/
static size_t filter(char * input);
void set_circuit(Circuit & circuit);
private:
friend istream & operator << (Parser & parser, istream & s);
friend istream & operator >> (istream & s, Parser & parser);
Circuit * circuit;
};
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