private static @Nullable @Nls String findSchemaAndGenerateDoc(PsiElement element, final boolean preferShort) {
    final JsonSchemaService jsonSchemaService = JsonSchemaService.Impl.get(element.getProject());
    PsiFile containingFile = element.getContainingFile();
    if (containingFile == null) return null;
    JsonSchemaObject schemaObject = jsonSchemaService.getSchemaObject(containingFile);
    if (schemaObject == null) return null;
    return JsonSchemaDocumentationProvider.generateDoc(element, schemaObject, preferShort, null);
  }
private static @Nullable @Nls String findSchemaAndGenerateDoc(PsiElement element, final boolean preferShort)