Function isBreakableAfter

external/catch.hpp:8475–8478

	return chars.find(c) != std::string::npos;
}
inline auto isBreakableAfter(char c) -> bool {
	static std::string chars = "])}>.,:;*+-=&/\\";
	return chars.find(c) != std::string::npos;
}

class Columns;