utils.hpp

#pragma once

#ifdef DEBUG
#define DEFAULT_VERBOSE "true"
#else
#define DEFAULT_VERBOSE "false"
#endif

#include <memory>
#include <string>
#include <stdexcept>

// Ref https://stackoverflow.com/a/26221725
template<typename ... Args>
std::string string_format(const std::string& format, Args ... args)
{
	int size_s = std::snprintf(nullptr, 0, format.c_str(), args ...) + 1; // Extra space for '\0'
	if (size_s <= 0) { throw std::runtime_error("Error during formatting."); }
	auto size = static_cast<size_t>(size_s);
	auto buf = std::make_unique<char[]>(size);
	std::snprintf(buf.get(), size, format.c_str(), args ...);
	return std::string(buf.get(), buf.get() + size - 1); // We don't want the '\0' inside
}