...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
boost::algorithm::non_hex_input — Thrown when a non-hex value (0-9, A-F) encountered when decoding. Contains the offending character.
// In header: <boost/algorithm/hex.hpp> struct non_hex_input : public boost::algorithm::hex_decode_error { };