cap.hpp

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#ifndef SANISIZER_CAP_HPP
#define SANISIZER_CAP_HPP
 
#include <type_traits>
 
#include "utils.hpp"
#include "generics.hpp"
#include "comparisons.hpp"
 
namespace sanisizer {
 
template<typename Dest_, typename Value_>
constexpr Dest_ cap(Value_ x) {
    static_assert(std::is_integral<Dest_>::value);
    constexpr auto maxed = get_max<Dest_>();
 
    const auto val = get_value(x);
    if constexpr(is_greater_than_or_equal(maxed, get_max<Value_>())) {
        return val;
    } else if (is_greater_than_or_equal(maxed, val)) {
        return val;
    } else {
        return maxed;
    }
}
 
}
 
#endif