public static @Nullable PsiElement findElementInInjected(@NotNull PsiLanguageInjectionHost injectionHost, final int offset) {
    final Ref<PsiElement> ref = Ref.create();
    enumerate(injectionHost, (injectedPsi, places) -> ref.set(injectedPsi.findElementAt(offset - getInjectedStart(places))));
    return ref.get();
  }
public static @Nullable PsiElement findElementInInjected(@NotNull PsiLanguageInjectionHost injectionHost, final int offset)