...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
boost::yap::op_string
// In header: <boost/yap/print.hpp> constexpr char const * op_string(expr_kind kind);
Returns the char const *
string for the spelling of the C++ operator associated with kind. It returns the special values "ref" and "term" for the non-operator kinds expr_kind::expr_ref
amd expr_kind::terminal
, respectively.