idb.filesystem.js+0.0.8.patch

diff --git a/node_modules/idb.filesystem.js/src/idb.filesystem.js b/node_modules/idb.filesystem.js/src/idb.filesystem.js
index 520d523..de65de9 100644
--- a/node_modules/idb.filesystem.js/src/idb.filesystem.js
+++ b/node_modules/idb.filesystem.js/src/idb.filesystem.js
@@ -115,8 +115,8 @@ if (exports.FileError === undefined) {
 }
 
 if (!FileError.INVALID_MODIFICATION_ERR) {
-  FileError.INVALID_MODIFICATION_ERR = 9;
-  FileError.NOT_FOUND_ERR  = 1;
+  FileError.INVALID_MODIFICATION_ERR = 13;
+  FileError.NOT_FOUND_ERR  = 8;
 }
 
 function MyFileError(obj) {
@@ -150,9 +150,9 @@ const INVALID_MODIFICATION_ERR = new MyFileError({
       code: FileError.INVALID_MODIFICATION_ERR,
       name: 'INVALID_MODIFICATION_ERR'});
 const NOT_IMPLEMENTED_ERR = new MyFileError({code: 1000,
-                                             name: 'Not implemented'});
+                                             name: 'NotImplementedError'});
 const NOT_FOUND_ERR = new MyFileError({code: FileError.NOT_FOUND_ERR,
-                                       name: 'Not found'});
+                                       name: 'NotFoundError'});
 
 let fs_ = null;
 
@@ -598,7 +598,7 @@ DirectoryEntry.prototype.getDirectory = function(path, options, successCallback,
                                                  opt_errorCallback) {
 
   // Create an absolute path if we were handed a relative one.
-  path = resolveToFullPath_(this.fullPath, path);
+  path = path !== undefined ? resolveToFullPath_(this.fullPath, path) : this.fullPath;
 
   idb_.get(path, function(folderEntry) {
     if (!options) {
diff --git a/node_modules/idb.filesystem.js/tests/tests.js b/node_modules/idb.filesystem.js/tests/tests.js
index 4f76c47..d02532e 100644
--- a/node_modules/idb.filesystem.js/tests/tests.js
+++ b/node_modules/idb.filesystem.js/tests/tests.js
@@ -57,8 +57,8 @@ test('resolveToFullPath_', 23, function() {
   equal(resolveToFullPath_('/', '.'), '/');
   equal(resolveToFullPath_('/asdf', '.'), '/asdf');
   equal(resolveToFullPath_('/', './'), '/');
-  equal(resolveToFullPath_('/', '../'), '/');
-  equal(resolveToFullPath_('/', '..'), '/');
+  throws(function() {resolveToFullPath_('/', '../')}, 'Invalid path');
+  throws(function() {resolveToFullPath_('/', '..')}, 'Invalid path');
   equal(resolveToFullPath_('/asdf', '../'), '/');
 
   equal(resolveToFullPath_('/', 'test.mp3'), '/test.mp3');