message: BUG: Fix mountContainingDirectory check for existing directories
diff: @@ -21,7 +21,7 @@ Module['mountContainingDirectory'] = function (filePath) {
  var splitContainingDir = containingDir.split(path.sep)
  for (var ii = 1; ii < splitContainingDir.length; ++ii) {
  currentDir += splitContainingDir[ii]
  - if (!FS.isDir(currentDir)) {
  + if (!FS.analyzePath(currentDir).exists) {
  FS.mkdir(currentDir)
  }
  currentDir += path.sep
  