Method writeRootTo

Fleece/Tree/MutableNode.hh:305–311

        offset_t writeRootTo(Encoder &enc) {
            auto intNode = writeTo(enc);
            auto curPos = (offset_t)enc.nextWritePos();
            intNode.makeRelativeTo(curPos);
            enc.writeRaw({&intNode, sizeof(intNode)});
            return offset_t(curPos);
        }


        void dump(std::ostream &out, unsigned indent =1) const {