Method raiseIndexError

src/common/MsgMetadata.h:289–293

private:
	void raiseIndexError(CheckStatusWrapper* status, unsigned index, const char* method) const
	{
		(Arg::Gds(isc_invalid_index_val) <<
		 Arg::Num(index) << (string("IMessageMetadata::") + method)).copyTo(status);
	}

	void assign(IMessageMetadata* from);