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#ifndef RFL_OCT_HPP_
#define RFL_OCT_HPP_
#include <algorithm>
#include <ios>
#include <sstream>
#include <string>
#include <string_view>
#include <tuple>
#include <type_traits>
namespace rfl {
/// Used to define a field in the NamedTuple.
template <class T>
requires std::is_integral_v<T>
struct Oct {
/// The underlying type.
using Type = T;
using ReflectionType = std::string;
Oct() : value_(0) {}
Oct(const Type& _value) : value_(_value) {}
Oct(Oct<T>&& _other) noexcept = default;
Oct(const Oct<T>& _other) = default;
template <class U>
Oct(const Oct<U>& _other) : value_(_other.get()) {}
template <class U>
Oct(Oct<U>&& _other) : value_(_other.get()) {}
template <class U, typename std::enable_if<std::is_convertible_v<U, Type>,
bool>::type = true>
Oct(const U& _value) : value_(_value) {}
template <class U, typename std::enable_if<std::is_convertible_v<U, Type>,
bool>::type = true>
Oct(U&& _value) noexcept : value_(std::forward<U>(_value)) {}
template <class U, typename std::enable_if<std::is_convertible_v<U, Type>,
bool>::type = true>
Oct(const Oct<U>& _other) : value_(_other.value()) {}
Oct(const std::string& _str) {
std::istringstream(_str) >> std::oct >> value_;
}
~Oct() = default;
/// Returns the underlying object.
const Type& get() const { return value_; }
/// Returns the underlying object.
Type& operator()() { return value_; }
/// Returns the underlying object.
const Type& operator()() const { return value_; }
/// Assigns the underlying object.
auto& operator=(const Type& _value) {
value_ = _value;
return *this;
}
/// Assigns the underlying object.
template <class U, typename std::enable_if<std::is_convertible_v<U, Type>,
bool>::type = true>
auto& operator=(const U& _value) {
value_ = _value;
return *this;
}
/// Assigns the underlying object.
Oct<T>& operator=(const Oct<T>& _other) = default;
/// Assigns the underlying object.
Oct<T>& operator=(Oct<T>&& _other) = default;
/// Assigns the underlying object.
template <class U>
auto& operator=(const Oct<U>& _other) {
value_ = _other.get();
return *this;
}
/// Assigns the underlying object.
template <class U>
auto& operator=(const std::string& _str) {
std::istringstream(_str) >> std::oct >> value_;
return *this;
}
/// Assigns the underlying object.
template <class U>
auto& operator=(Oct<U>&& _other) {
value_ = std::forward<T>(_other.value_);
return *this;
}
/// Necessary for the automated parsing to work.
std::string reflection() const {
std::stringstream stream;
stream << std::oct << value_;
return stream.str();
}
/// Assigns the underlying object.
void set(const Type& _value) { value_ = _value; }
/// Returns the underlying value as a string, alias for .reflection().
std::string str() const { return reflection(); }
/// Returns the underlying object.
Type& value() { return value_; }
/// Returns the underlying object.
const Type& value() const { return value_; }
/// The underlying value.
Type value_;
};
} // namespace rfl
#endif // RFL_FIELD_HPP_
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