code: function _mapOne(name) {
        const parts = name.split(".");
        let current = _this.parent.model;
        let current_name = "";
        while (parts.length) {
          current_name = parts.shift();
          current = current[current_name];
        }
        return {
          name,
          model: current,
          type: current ? current.getType() : null
        };
      }
docs: Maps one model name to current submodel and returns info
  @param {String} name Full model path. E.g.: "state.marker.color"
  @returns {Object} the model info, with name and the actual model