svm/command_line_interface.cpp at master · sschellhoff/svm · GitHub

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#include"command_line_interface.hpp"
#include<iostream>

voidCommandLineInterface::registerCommand(const std::string &command, std::function<void()> function) {
 callbacks[command] = function;
}

voidCommandLineInterface::nextCommand() {
if(callbacks.empty()) {
return;
 }

 std::string command;
 std::cout << "> ";
std::getline(std::cin, command);
while(callbacks.find(command) == callbacks.end()) {
 std::cout << "Unknown command!" << std::endl;
 std::cout << "> ";
std::getline(std::cin, command);
 }
 callbacks[command]();
}

voidCommandLineInterface::printHelp() {
for(constauto &[key, value] : callbacks) {
 std::cout << key << std::endl;
 }
}