Method readValue

third-part/jsoncpp/src/lib_json/json_reader.cpp:166–245

}

bool Reader::readValue() {
  // readValue() may call itself only if it calls readObject() or ReadArray().
  // These methods execute nodes_.push() just before and nodes_.pop)() just after calling readValue(). 
  // parse() executes one nodes_.push(), so > instead of >=.
  if (nodes_.size() > stackLimit_g) throwRuntimeError("Exceeded stackLimit in readValue().");

  Token token;
  skipCommentTokens(token);
  bool successful = true;

  if (collectComments_ && !commentsBefore_.empty()) {
    currentValue().setComment(commentsBefore_, commentBefore);
    commentsBefore_.clear();
  }

  switch (token.type_) {
  case tokenObjectBegin:
    successful = readObject(token);
    currentValue().setOffsetLimit(current_ - begin_);
    break;
  case tokenArrayBegin:
    successful = readArray(token);
    currentValue().setOffsetLimit(current_ - begin_);
    break;
  case tokenNumber:
    successful = decodeNumber(token);
    break;
  case tokenString:
    successful = decodeString(token);
    break;
  case tokenTrue:
    {
    Value v(true);
    currentValue().swapPayload(v);
    currentValue().setOffsetStart(token.start_ - begin_);
    currentValue().setOffsetLimit(token.end_ - begin_);
    }
    break;
  case tokenFalse:
    {
    Value v(false);
    currentValue().swapPayload(v);
    currentValue().setOffsetStart(token.start_ - begin_);
    currentValue().setOffsetLimit(token.end_ - begin_);
    }
    break;
  case tokenNull:
    {
    Value v;
    currentValue().swapPayload(v);
    currentValue().setOffsetStart(token.start_ - begin_);
    currentValue().setOffsetLimit(token.end_ - begin_);
    }
    break;
  case tokenArraySeparator:
  case tokenObjectEnd:
  case tokenArrayEnd:
    if (features_.allowDroppedNullPlaceholders_) {