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author | Moritz Pflanzer <moritz.pflanzer@arm.com> | 2017-07-05 11:02:46 +0100 |
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committer | Anthony Barbier <anthony.barbier@arm.com> | 2018-09-17 14:15:39 +0100 |
commit | bb4a79b1667eaf9bdb30853c595e6d22d2589f82 (patch) | |
tree | d7eb1c88fe7994a497c17d84efdbaa218c89e2be /framework/command_line/CommandLineParser.h | |
parent | 80fffae1419b8286c5a62412a405ed42540ef4d3 (diff) | |
download | ComputeLibrary-bb4a79b1667eaf9bdb30853c595e6d22d2589f82.tar.gz |
COMPMID-415: New framework - command line [5/5]
Change-Id: I4fb658c7fa24f40ef8f87239cc803d69ee89fd4d
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/79759
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Diffstat (limited to 'framework/command_line/CommandLineParser.h')
-rw-r--r-- | framework/command_line/CommandLineParser.h | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/framework/command_line/CommandLineParser.h b/framework/command_line/CommandLineParser.h new file mode 100644 index 0000000000..adb5214e2f --- /dev/null +++ b/framework/command_line/CommandLineParser.h @@ -0,0 +1,117 @@ +/* + * Copyright (c) 2017 ARM Limited. + * + * SPDX-License-Identifier: MIT + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#ifndef ARM_COMPUTE_TEST_COMMANDLINEPARSER +#define ARM_COMPUTE_TEST_COMMANDLINEPARSER + +#include "../Utils.h" +#include "Option.h" + +#include <map> +#include <memory> +#include <string> +#include <utility> +#include <vector> + +namespace arm_compute +{ +namespace test +{ +namespace framework +{ +/** Class to parse command line arguments. */ +class CommandLineParser final +{ +public: + /** Default constructor. */ + CommandLineParser() = default; + + /** Function to add a new option to the parser. + * + * @param[in] name Name of the option. Will be available under --name=VALUE. + * @param[in] args Option specific configuration arguments. + * + * @return Pointer to the option. The option is owned by the parser. + */ + template <typename T, typename... As> + T *add_option(const std::string &name, As &&... args); + + /** Function to add a new positional argument to the parser. + * + * @param[in] args Option specific configuration arguments. + * + * @return Pointer to the option. The option is owned by the parser. + */ + template <typename T, typename... As> + T *add_positional_option(As &&... args); + + /** Parses the command line arguments and updates the options accordingly. + * + * @param[in] argc Number of arguments. + * @param[in] argv Arguments. + */ + void parse(int argc, char **argv); + + /** Validates the previously parsed command line arguments. + * + * Validation fails if not all required options are provided. Additionally + * warnings are generated for options that have illegal values or unknown + * options. + * + * @return True if all required options have been provided. + */ + bool validate() const; + + /** Prints a help message for all configured options. + * + * @param[in] program_name Name of the program to be used in the help message. + */ + void print_help(const std::string &program_name) const; + +private: + using OptionsMap = std::map<std::string, std::unique_ptr<Option>>; + using PositionalOptionsVector = std::vector<std::unique_ptr<Option>>; + + OptionsMap _options{}; + PositionalOptionsVector _positional_options{}; + std::vector<std::string> _unknown_options{}; + std::vector<std::string> _invalid_options{}; +}; + +template <typename T, typename... As> +inline T *CommandLineParser::add_option(const std::string &name, As &&... args) +{ + auto result = _options.emplace(name, support::cpp14::make_unique<T>(name, std::forward<As>(args)...)); + return static_cast<T *>(result.first->second.get()); +} + +template <typename T, typename... As> +inline T *CommandLineParser::add_positional_option(As &&... args) +{ + _positional_options.emplace_back(support::cpp14::make_unique<T>(std::forward<As>(args)...)); + return static_cast<T *>(_positional_options.back().get()); +} +} // namespace framework +} // namespace test +} // namespace arm_compute +#endif /* ARM_COMPUTE_TEST_COMMANDLINEPARSER */ |