code: function baseGetTag(value) {
      if (value == null) {
        return value === undefined ? undefinedTag : nullTag;
      }
      return symToStringTag && symToStringTag in Object(value)
        ? getRawTag(value)
        : objectToString(value);
    }
docs: The base implementation of `getTag` without fallbacks for buggy environments.
  
  @private
  @param {*} value The value to query.
  @returns {string} Returns the `toStringTag`.