mirror of
https://github.com/ton-blockchain/ton
synced 2025-02-12 19:22:37 +00:00
72 lines
2.4 KiB
C++
72 lines
2.4 KiB
C++
/*
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This file is part of TON Blockchain Library.
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TON Blockchain Library is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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TON Blockchain Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with TON Blockchain Library. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2017-2020 Telegram Systems LLP
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*/
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#pragma once
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#include "td/utils/common.h"
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#include "td/utils/Slice.h"
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#include "td/utils/Status.h"
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#include "td/utils/StringBuilder.h"
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#include <functional>
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namespace td {
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class OptionParser {
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class Option {
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public:
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enum class Type { NoArg, Arg };
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Type type;
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char short_key;
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string long_key;
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string description;
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std::function<Status(Slice)> arg_callback;
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};
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void add_option(Option::Type type, char short_key, Slice long_key, Slice description,
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std::function<Status(Slice)> callback);
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public:
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void set_description(string description);
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void add_checked_option(char short_key, Slice long_key, Slice description, std::function<Status(Slice)> callback);
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void add_checked_option(char short_key, Slice long_key, Slice description, std::function<Status(void)> callback);
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void add_option(char short_key, Slice long_key, Slice description, std::function<Status(Slice)> callback) = delete;
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void add_option(char short_key, Slice long_key, Slice description, std::function<Status(void)> callback) = delete;
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void add_option(char short_key, Slice long_key, Slice description, std::function<void(Slice)> callback);
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void add_option(char short_key, Slice long_key, Slice description, std::function<void(void)> callback);
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void add_check(std::function<Status()> check);
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// returns found non-option parameters
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Result<vector<char *>> run(int argc, char *argv[], int expected_non_option_count = -1) TD_WARN_UNUSED_RESULT;
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friend StringBuilder &operator<<(StringBuilder &sb, const OptionParser &o);
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private:
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vector<Option> options_;
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vector<std::function<Status()>> checks_;
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string description_;
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};
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} // namespace td
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