Method CopyFromRaw

rapidjson/pointer.h:759–783

Clone the content from rhs to this. ! \param rhs Source pointer. \param extraToken Extra tokens to be allocated. \param extraNameBufferSize Extra name buffer size (in number of Ch) to be allocated. \return Start of non-occupied name buffer, for storing extra names. */

        \return Start of non-occupied name buffer, for storing extra names.
    */
    Ch* CopyFromRaw(const GenericPointer& rhs, size_t extraToken = 0, size_t extraNameBufferSize = 0) {
        if (!allocator_) // allocator is independently owned.
            ownAllocator_ = allocator_ = RAPIDJSON_NEW(Allocator());

        size_t nameBufferSize = rhs.tokenCount_; // null terminators for tokens
        for (Token *t = rhs.tokens_; t != rhs.tokens_ + rhs.tokenCount_; ++t)
            nameBufferSize += t->length;

        tokenCount_ = rhs.tokenCount_ + extraToken;
        tokens_ = static_cast<Token *>(allocator_->Malloc(tokenCount_ * sizeof(Token) + (nameBufferSize + extraNameBufferSize) * sizeof(Ch)));
        nameBuffer_ = reinterpret_cast<Ch *>(tokens_ + tokenCount_);
        if (rhs.tokenCount_ > 0) {
            std::memcpy(tokens_, rhs.tokens_, rhs.tokenCount_ * sizeof(Token));
        }
        if (nameBufferSize > 0) {
            std::memcpy(nameBuffer_, rhs.nameBuffer_, nameBufferSize * sizeof(Ch));
        }

        // Adjust pointers to name buffer
        std::ptrdiff_t diff = nameBuffer_ - rhs.nameBuffer_;
        for (Token *t = tokens_; t != tokens_ + rhs.tokenCount_; ++t)
            t->name += diff;

        return nameBuffer_ + nameBufferSize;
    }

    //! Check whether a character should be percent-encoded.
    /*!