#pragma once

#include <expected>
#include <string>

namespace cpp23 {

enum class ParseError { EmptyInput, InvalidNumber };

[[nodiscard]] auto parse_int(const std::string& text) -> std::expected<int, ParseError>;
[[nodiscard]] auto safe_sqrt(int value) -> std::expected<double, std::string>;
[[nodiscard]] auto chain_parse_and_double(const std::string& text) -> std::expected<int, ParseError>;

}  // namespace cpp23