vctr::is::comparableByWith Concept Reference

Constrains an instance of Lhs to be comparable by op with Rhs. More...

Concept definition

template<class Lhs, CompareOp op, class Rhs>
concept vctr::is::comparableByWith =  (op == CompareOp::less           && requires (const Lhs& lhs, const Rhs& rhs) { lhs <  rhs; }) ||
                           (op == CompareOp::lessOrEqual    && requires (const Lhs& lhs, const Rhs& rhs) { lhs <= rhs; }) ||
                           (op == CompareOp::greater        && requires (const Lhs& lhs, const Rhs& rhs) { lhs >  rhs; }) ||
                           (op == CompareOp::greaterOrEqual && requires (const Lhs& lhs, const Rhs& rhs) { lhs >= rhs; }) ||
                           (op == CompareOp::equal          && requires (const Lhs& lhs, const Rhs& rhs) { lhs == rhs; }) ||
                           (op == CompareOp::notEqual       && requires (const Lhs& lhs, const Rhs& rhs) { lhs != rhs; })

Detailed Description

Constrains an instance of Lhs to be comparable by op with Rhs.