code: public static <E extends Exception> Runnable sneaked(SneakyRunnable<E> runnable) {
      return () -> {
        @SuppressWarnings("unchecked")
        SneakyRunnable<RuntimeException> castedRunnable = (SneakyRunnable<RuntimeException>) runnable;
        castedRunnable.run();
      };
    }
docs: Sneaky throws a Runnable lambda.
  
  @param runnable Runnable that can throw an exception
  @return a Runnable as defined in java.util.function