Method printTo

Sming/Core/Data/BitSet.h:374–392

* @brief Class template to print the contents of a BitSet to a String * @note Requires an implementation of `toString(E)` */

	 * @note Requires an implementation of `toString(E)`
	 */
	size_t printTo(Print& p, const String& separator = ", ") const
	{
		extern String toString(E e);

		size_t n{0};

		for(unsigned i = 0; i < size(); ++i) {
			auto e = E(i);
			if(!test(e)) {
				continue;
			}
			if(n != 0) {
				n += p.print(separator);
			}
			n += p.print(e);
		}

		return n;
	}

private:
	void IfHelper() const