49 lines
1.3 KiB
C++
49 lines
1.3 KiB
C++
//
|
|
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
|
|
//
|
|
// Distributed under the Boost Software License, Version 1.0. (See accompanying
|
|
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
|
|
//
|
|
#pragma once
|
|
|
|
#include "td/utils/common.h"
|
|
#include "td/utils/Slice.h"
|
|
#include "td/utils/Status.h"
|
|
#include "td/utils/StringBuilder.h"
|
|
|
|
#include <functional>
|
|
|
|
namespace td {
|
|
|
|
class OptionsParser {
|
|
class Option {
|
|
public:
|
|
enum Type { NoArg, Arg, OptionalArg };
|
|
Type type;
|
|
char short_key;
|
|
std::string long_key;
|
|
std::string description;
|
|
std::function<Status(Slice)> arg_callback;
|
|
};
|
|
|
|
public:
|
|
void set_description(std::string description);
|
|
|
|
void add_option(Option::Type type, char short_key, Slice long_key, Slice description,
|
|
std::function<Status(Slice)> callback);
|
|
|
|
void add_option(char short_key, Slice long_key, Slice description, std::function<Status(Slice)> callback);
|
|
|
|
void add_option(char short_key, Slice long_key, Slice description, std::function<Status(void)> callback);
|
|
|
|
Result<int> run(int argc, char *argv[]) TD_WARN_UNUSED_RESULT;
|
|
|
|
friend StringBuilder &operator<<(StringBuilder &sb, const OptionsParser &o);
|
|
|
|
private:
|
|
std::vector<Option> options_;
|
|
std::string description_;
|
|
};
|
|
|
|
} // namespace td
|