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38 lines
1.0 KiB
C++
38 lines
1.0 KiB
C++
// Copyright (c) 2017-2023, 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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#include <CLI/CLI.hpp>
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#include <iostream>
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#include <string>
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int main(int argc, char **argv) {
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CLI::App app("test for positional validation");
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int num1{-1}, num2{-1};
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app.add_option("num1", num1, "first number")->check(CLI::Number);
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app.add_option("num2", num2, "second number")->check(CLI::Number);
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std::string file1, file2;
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app.add_option("file1", file1, "first file")->required();
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app.add_option("file2", file2, "second file");
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app.validate_positionals();
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CLI11_PARSE(app, argc, argv);
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if(num1 != -1)
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std::cout << "Num1 = " << num1 << '\n';
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if(num2 != -1)
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std::cout << "Num2 = " << num2 << '\n';
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std::cout << "File 1 = " << file1 << '\n';
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if(!file2.empty()) {
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std::cout << "File 2 = " << file2 << '\n';
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}
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return 0;
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}
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