public final @NotNull TreeTraversal intercept(@NotNull String debugName, final @NotNull TraversalInterceptor interceptor) {
    String nextName = debugName + "." + this.debugName;
    if (this instanceof Intercepted) {
      Intercepted intercepted = (Intercepted)this;
      return new Intercepted(nextName, intercepted.original, TraversalInterceptor.compose(intercepted.interceptor, interceptor));
    }
    return new Intercepted(nextName, this, interceptor);
  }
public final @NotNull TreeTraversal intercept(@NotNull String debugName, final @NotNull TraversalInterceptor interceptor)