docs: public ImmutableList<TemplateMetadata> getTemplates(CallNode node) {
      if (node instanceof CallBasicNode) {
        String calleeName = ((CallBasicNode) node).getCalleeName();
        TemplateMetadata template = basicTemplatesOrElementsMap.get(calleeName);
        return template == null ? ImmutableList.of() : ImmutableList.of(template);
      } else {
        String calleeName = ((CallDelegateNode) node).getDelCalleeName();
        return delTemplateSelector.delTemplateNameToValues().get(calleeName);
      }
    }