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mirror of https://github.com/CLIUtils/CLI11.git synced 2025-04-29 12:13:52 +00:00
CLI11/examples/enum.cpp
Henry Schreiner 17d05b000c
Adding map support to IsMember (#228)
* Adding first draft of mapping

* IsMember now supports maps

* Adding example, better Val combs, and cleanup

* Reversing order of map, adding pair support

* Check/Transform suppport for Validators

* Adding enum tools from @phlptp, more tests
2019-02-20 17:17:51 +01:00

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C++

#include <CLI/CLI.hpp>
#include <map>
#include <sstream>
enum class Level : int { High, Medium, Low };
int main(int argc, char **argv) {
CLI::App app;
std::map<std::string, Level> map = {{"High", Level::High}, {"Medium", Level::Medium}, {"Low", Level::Low}};
Level level;
app.add_option("-l,--level", level, "Level settings")
->required()
->transform(CLI::IsMember(map, CLI::ignore_case) | CLI::IsMember({Level::High, Level::Medium, Level::Low}));
CLI11_PARSE(app, argc, argv);
// CLI11's built in enum streaming can be used outside CLI11 like this:
using namespace CLI::enums;
std::cout << "Enum received: " << level << std::endl;
return 0;
}