code: function recursiveFindFile(aDirectory, arrayOfFileNames)
  {
      if (debug) debugLog(`recursiveFindFile dir: ${aDirectory}, filenames: ${util.inspect(arrayOfFileNames)}`);
      // var directory = process.cwd();
      let directory = aDirectory;
  
      const tmp = directoryHasFile(directory, arrayOfFileNames);
  
      if ((tmp === undefined) && directory !== '/')
      {
          directory = path.dirname(directory);
          const anotherTmp = recursiveFindFile(directory, arrayOfFileNames);
  
          return anotherTmp;
      }
      else if (tmp === undefined)
      {
          // ran out of directories
          return undefined;
      }
      const p = path.resolve(directory, tmp);
  
      return p;
  }
docs: Search upwards from and including aDirectory to find one of the files named in arrayOfFiles
  returns the full path of the file if it exists
  
  @param   {string}                            path to a directory where the search should start
  @param   {array of strings}                  arrayOfFileNames  The array of file names
  @return  {string | undefined}                full path of the jakefile that was found or undefined if none found