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eba619fc68
* Fix a potential stack overflow error if nameless subcommands have fallthough * style: pre-commit.ci fixes Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
27 lines
745 B
C++
27 lines
745 B
C++
// Copyright (c) 2017-2021, University of Cincinnati, developed by Henry Schreiner
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// under NSF AWARD 1414736 and by the respective contributors.
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// All rights reserved.
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//
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// SPDX-License-Identifier: BSD-3-Clause
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// Code modified from https://github.com/CLIUtils/CLI11/issues/559
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#include <CLI/CLI.hpp>
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#include <iostream>
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#include <string>
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int main(int argc, const char *argv[]) {
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int logLevel{0};
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CLI::App app{"Test App"};
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app.add_option("-v", logLevel, "level");
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auto subcom = app.add_subcommand("sub", "")->fallthrough();
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subcom->preparse_callback([&app](size_t) { app.get_subcommand("sub")->add_option_group("group"); });
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CLI11_PARSE(app, argc, argv);
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std::cout << "level: " << logLevel << std::endl;
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}
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