arguments.h

#pragma once
#include <string_view>

struct arguments {
	int argc = {};
	int contiguous_argc = {};
	const char** argv = {};
	size_t last_argument_size = {};

	arguments(int arg_count, const char* arg_values[]) {
		argc = arg_count;
		argv = arg_values;

		for (int i = 0; i < argc; i++) {
			last_argument_size = strlen(argv[i]);
			if (argv[i + 1] == 0)
				break;
			size_t constant_length = (argv[i + 1] - argv[i]) - 1;
			if (last_argument_size != constant_length)
				break;
			contiguous_argc += 1;
		}
	}

	std::string_view argument(size_t i) {
		size_t constant_length = (argv[i + 1] - argv[i]) - 1;
		return
			(i <= contiguous_argc) ? std::string_view{argv[i], (i == contiguous_argc) ? last_argument_size : constant_length} :
			(i < argc) ? std::string_view{argv[i]} : std::string_view{};
	}
};