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https://github.com/CLIUtils/CLI11.git
synced 2025-04-29 12:13:52 +00:00
6b7f6a7480
* work on the flags book chapter and making sure the values are initialized properly. * Fix initialization of values used in flags or options * update some formatting and more brace initialization * update more formatting and fix a incorrect initializer * more formatting and some error fixes * more formatting * Small formatting fix Co-authored-by: Henry Schreiner <HenrySchreinerIII@gmail.com>
51 lines
1.6 KiB
C++
51 lines
1.6 KiB
C++
#include <CLI/CLI.hpp>
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#include <iostream>
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#include <vector>
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int main(int argc, char **argv) {
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CLI::App app("load shapes");
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app.set_help_all_flag("--help-all");
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auto circle = app.add_subcommand("circle", "draw a circle")->immediate_callback();
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double radius{0.0};
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int circle_counter{0};
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circle->callback([&radius, &circle_counter] {
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++circle_counter;
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std::cout << "circle" << circle_counter << " with radius " << radius << std::endl;
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});
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circle->add_option("radius", radius, "the radius of the circle")->required();
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auto rect = app.add_subcommand("rectangle", "draw a rectangle")->immediate_callback();
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double edge1{0.0};
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double edge2{0.0};
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int rect_counter{0};
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rect->callback([&edge1, &edge2, &rect_counter] {
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++rect_counter;
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if(edge2 == 0) {
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edge2 = edge1;
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}
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std::cout << "rectangle" << rect_counter << " with edges [" << edge1 << ',' << edge2 << "]" << std::endl;
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edge2 = 0;
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});
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rect->add_option("edge1", edge1, "the first edge length of the rectangle")->required();
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rect->add_option("edge2", edge2, "the second edge length of the rectangle");
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auto tri = app.add_subcommand("triangle", "draw a rectangle")->immediate_callback();
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std::vector<double> sides;
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int tri_counter = 0;
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tri->callback([&sides, &tri_counter] {
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++tri_counter;
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std::cout << "triangle" << tri_counter << " with sides [" << CLI::detail::join(sides) << "]" << std::endl;
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});
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tri->add_option("sides", sides, "the side lengths of the triangle");
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CLI11_PARSE(app, argc, argv);
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return 0;
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}
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