code: function formatLines(string, indentation) {
      indentation = indentation ? indentation : '';
      var formatted = '';
      const length = string.length;
      if (length > LINE_WIDTH) {
          for (var index = 0; index < length; index += LINE_WIDTH) {
              formatted += EOL + indentation;
              formatted += string.substring(index, index + LINE_WIDTH);
          }
          formatted += EOL;
      } else {
          formatted += string;
      }
      return formatted;
  }
docs: This function returns a formatted version of a string with LINE_WIDTH characters per line.
  
  @param {String} string The string to be formatted.
  @param {String} indentation The string to be prepended to each line of the result.
  @returns {String} The formatted string.