public static PsiReference[] getReferences(@NotNull PsiElement element, String value, final String acceptedExtension) {
    final PsiDirectory directory = element.getContainingFile().getOriginalFile().getParent();
    if (directory == null) return PsiReference.EMPTY_ARRAY;
    final boolean startsWithSlash = value.startsWith("/");
    final FileReferenceSet fileReferenceSet = new FileReferenceSet(value, element, 1, null, directory.getVirtualFile().isCaseSensitive()) {
      @Override
      public @NotNull Collection<PsiFileSystemItem> getDefaultContexts() {
        if (startsWithSlash || !directory.isValid()) {
          return super.getDefaultContexts();
        }
        return Collections.singletonList(directory);
      }

      @Override
      protected Condition<PsiFileSystemItem> getReferenceCompletionFilter() {
        return item -> {
          if (item instanceof PsiDirectory) return true;
          final VirtualFile virtualFile = PsiUtilCore.getVirtualFile(item);
          return virtualFile != null && acceptedExtension.equals(virtualFile.getExtension());
        };
      }
    };
    if (startsWithSlash) {
      fileReferenceSet.addCustomization(FileReferenceSet.DEFAULT_PATH_EVALUATOR_OPTION, FileReferenceSet.ABSOLUTE_TOP_LEVEL);
    }
    return fileReferenceSet.getAllReferences();
  }
public static PsiReference[] getReferences(@NotNull PsiElement element, String value, final String acceptedExtension)