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CLI11/examples/modhelp.cpp
Henry Schreiner c781998273
chore: clang tidy updates (#742)
* chore: update clang-tidy

Signed-off-by: Henry Schreiner <henryschreineriii@gmail.com>

* refactor: address clang-tidy

* fix: C++11 support

Signed-off-by: Henry Schreiner <henryschreineriii@gmail.com>

* chore: two more clang-tidy fixes

Signed-off-by: Henry Schreiner <henryschreineriii@gmail.com>

* fix: get_inject_separator should be bool

* refactor: addressing review feedback

Signed-off-by: Henry Schreiner <henryschreineriii@gmail.com>
Co-authored-by: Philip Top <phlptp@gmail.com>

* Apply suggestions from code review

* Update include/CLI/Config.hpp

* Update include/CLI/Config.hpp

* Update include/CLI/Config.hpp

* Update include/CLI/Config.hpp

Co-authored-by: Philip Top <phlptp@gmail.com>
2022-06-26 14:53:01 -04:00

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// Copyright (c) 2017-2022, University of Cincinnati, developed by Henry Schreiner
// under NSF AWARD 1414736 and by the respective contributors.
// All rights reserved.
//
// SPDX-License-Identifier: BSD-3-Clause
#include <CLI/CLI.hpp>
#include <iostream>
#include <string>
int main(int argc, char **argv) {
CLI::App test{R"raw(Modify the help print so that argument values are accessible.
Note that this will not shortcut `->required` and other similar options.)raw"};
// Remove help flag because it shortcuts all processing
test.set_help_flag();
// Add custom flag that activates help
auto *help = test.add_flag("-h,--help", "Request help");
std::string some_option;
test.add_option("-a", some_option, "Some description");
try {
test.parse(argc, argv);
if(*help)
throw CLI::CallForHelp();
} catch(const CLI::Error &e) {
std::cout << "Option -a string in help: " << some_option << std::endl;
return test.exit(e);
}
std::cout << "Option -a string: " << some_option << std::endl;
return 0;
}