public static @NotNull List<PsiSymbolReferenceProviderBean> byTargetClass(@NotNull Class<? extends Symbol> targetClass) {
    return EP_NAME.getByGroupingKey(targetClass, ReferenceProviders.class, bean -> bean.getResolveTargetClass().isAssignableFrom(targetClass) ? targetClass : null);
  }
public static @NotNull List<PsiSymbolReferenceProviderBean> byTargetClass(@NotNull Class<? extends Symbol> targetClass)