code: function getBaseName(fullPath) {
          var lastSlash = fullPath.lastIndexOf("/");
          if (lastSlash === fullPath.length - 1) {  // directory: exclude trailing "/" too
              return fullPath.slice(fullPath.lastIndexOf("/", fullPath.length - 2) + 1, -1);
          } else {
              return fullPath.slice(lastSlash + 1);
          }
      }
docs: Get the name of a file or a directory, removing any preceding path.
  @param {string} fullPath full path to a file or directory
  @return {string} Returns the base name of a file or the name of a
  directory