eb91ecf66f
* NEWS, doc/org/concepts.org, doc/org/hierarchy.org, spot/misc/optionmap.hh, spot/twa/acc.hh, spot/twaalgos/ltl2tgba_fm.hh, spot/twaalgos/sccinfo.hh, spot/twaalgos/translate.cc: fix typos
114 lines
3.9 KiB
C++
114 lines
3.9 KiB
C++
// -*- coding: utf-8 -*-
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// Copyright (C) 2013, 2015, 2016-2017 Laboratoire de Recherche et
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// Developpement de l'Epita (LRDE)
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// Copyright (C) 2005 Laboratoire d'Informatique de Paris 6 (LIP6),
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// département Systèmes Répartis Coopératifs (SRC), Université Pierre
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// et Marie Curie.
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//
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// This file is part of Spot, a model checking library.
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//
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// Spot is free software; you can redistribute it and/or modify it
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// under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 3 of the License, or
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// (at your option) any later version.
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//
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// Spot is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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// License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#pragma once
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#include <spot/misc/common.hh>
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#include <string>
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#include <map>
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#include <iosfwd>
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#include <set>
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namespace spot
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{
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/// \ingroup misc_tools
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/// \brief Manage a map of options.
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///
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/// Each option is defined by a string and is associated to an integer value.
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class SPOT_API option_map
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{
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public:
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/// \brief Add the parsed options to the map.
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///
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/// \a options are separated by a space, comma, semicolon or tabulation and
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/// can be optionally followed by an integer value (preceded by an equal
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/// sign). If not specified, the default value is 1.
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///
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/// The following three lines are equivalent.
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/** \verbatim
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optA !optB optC=4194304
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optA=1, optB=0, optC=4096K
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optC = 4M; optA !optB
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\endverbatim */
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///
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/// \return A non-null pointer to the option for which an expected integer
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/// value cannot be parsed.
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const char* parse_options(const char* options);
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/// \brief Get the value of \a option.
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///
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/// \return The value associated to \a option if it exists,
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/// \a def otherwise.
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/// \see operator[]()
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int get(const char* option, int def = 0) const;
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/// \brief Get the value of \a option.
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///
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/// \return The value associated to \a option if it exists,
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/// \a def otherwise.
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/// \see operator[]()
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std::string get_str(const char* option, std::string def = {}) const;
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/// \brief Get the value of \a option.
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///
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/// \return The value associated to \a option if it exists, 0 otherwise.
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/// \see get()
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int operator[](const char* option) const;
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/// \brief Set the value of \a option to \a val.
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///
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/// \return The previous value associated to \a option if declared,
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/// or \a def otherwise.
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int set(const char* option, int val, int def = 0);
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/// \brief Set the value of a string \a option to \a val.
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///
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/// \return The previous value associated to \a option if declared,
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/// or \a def otherwise.
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std::string set_str(const char* option,
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std::string val, std::string def = {});
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/// \brief Raise a runtime_error if some options have not been used.
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void report_unused_options() const;
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/// Acquire all the settings of \a o.
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void set(const option_map& o);
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/// \brief Get a reference to the current value of \a option.
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int& operator[](const char* option);
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/// \brief Print the option_map \a m.
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friend SPOT_API std::ostream&
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operator<<(std::ostream& os, const option_map& m);
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private:
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std::map<std::string, int> options_;
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std::map<std::string, std::string> options_str_;
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// Unused values. Initially they will store all options, and they
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// will be erased as they are used. The resulting set can be used
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// for diagnosing errors.
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mutable std::set<std::string> unused_;
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void set_(const std::string&, int val);
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void set_str_(const std::string&, const std::string& val);
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};
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}
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