code: public static void run(final @Nonnull ThrowingRunnable runnable) {
      Objects.requireNonNull(runnable, "runnable must not be null");
      try {
        runnable.run();
      } catch (final RuntimeException exc) {
        throw exc;
      } catch (final Exception exc) {
        throw new RuntimeException(exc);
      }
    }
docs: Tries to run the given ThrowingRunnable and throws a RuntimeException in case it fails.
  <p>
  If the given ThrowingRunnable throws a RuntimeException that Exception is rethrown.
  
  @param runnable A runnable which might throw a checked Exception.