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#pragma once
#include <string>
struct OptionalBool
{
OptionalBool() = default;
OptionalBool(bool value):
is_set(true), value(value) {}
void set_value(bool value)
{
this->is_set = true;
this->value = value;
}
void unset()
{
this->is_set = false;
}
std::string to_string() const
{
if (this->is_set == false)
return "unset";
else if (this->value)
return "true";
else
return "false";
}
bool is_set{false};
bool value{false};
};
std::ostream& operator<<(std::ostream& os, const OptionalBool& o);
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