Function dimColour

Bcore/src/main/cpp/Dobby/tests/catch.hpp:11215–11217

Colour::LightGrey

// Colour::LightGrey
Catch::Colour::Code dimColour() {
  return Catch::Colour::FileName;
}

std::string bothOrAll(std::size_t count) {
  return count == 1 ? std::string() : count == 2 ? "both " : "all ";