Method parse

third-part/jsoncpp/src/lib_json/json_reader.cpp:1934–1942

  , reader_(features)
  {}
  bool parse(
      char const* beginDoc, char const* endDoc,
      Value* root, JSONCPP_STRING* errs) JSONCPP_OVERRIDE {
    bool ok = reader_.parse(beginDoc, endDoc, *root, collectComments_);
    if (errs) {
      *errs = reader_.getFormattedErrorMessages();
    }
    return ok;
  }
};

CharReaderBuilder::CharReaderBuilder()