Method encodeOffset

Fleece/Tree/MutableNode.hh:42–45

        bool isLeaf() const FLPURE     {return _capacity == 0;}

        static void encodeOffset(offset_t &o, size_t curPos) {
            assert_precondition((ssize_t)curPos > o);
            o = endian::encLittle32(offset_t(curPos - o));
        }

    protected:
        uint8_t capacity() const FLPURE {