unit_driver.hpp

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/*
 * Copyright 2023 Blue Brain Project, EPFL.
 * See the top-level LICENSE file for details.
 *
 * SPDX-License-Identifier: Apache-2.0
 */
 
#pragma once
 
#include "units/units.hpp"
#include <algorithm>
#include <map>
#include <memory>
#include <string>
#include <vector>
 
namespace nmodl {
namespace parser {
 
/// flex generated scanner class (extends base lexer class of flex)
class UnitLexer;
 
/// parser class generated by bison
class UnitParser;
 
/// represent location of the token
class location;
 
/**
 * @addtogroup parser
 * @addtogroup units
 * @{
 */
 
/**
 * \class UnitDriver
 * \brief Class that binds all pieces together for parsing C units
 */
class UnitDriver {
  private:
    /// pointer to the lexer instance being used
    UnitLexer* lexer = nullptr;
 
    /// pointer to the parser instance being used
    UnitParser* parser = nullptr;
 
    /// print messages from lexer/parser
    bool verbose = false;
 
  public:
    /// shared pointer to the UnitTable that stores all the unit definitions
    std::shared_ptr<nmodl::units::UnitTable> table = std::make_shared<nmodl::units::UnitTable>();
 
    /// file or input stream name (used by scanner for position), see todo
    std::string stream_name;
 
    /// \name Ctor & dtor
    /// \{
 
    UnitDriver() = default;
    UnitDriver(bool strace, bool ptrace);
 
    /// \}
 
    bool parse_stream(std::istream& in);
    bool parse_string(const std::string& input);
    bool parse_file(const std::string& filename);
 
    void set_verbose(bool b) {
        verbose = b;
    }
 
    bool is_verbose() const {
        return verbose;
    }
};
 
}  // namespace parser
}  // namespace nmodl