From 01117b11fe917aa4a4310d92d670bf9d0796368e Mon Sep 17 00:00:00 2001
From: Josh Cummings <josh.cummings@gmail.com>
Date: Sun, 20 Nov 2022 12:28:45 -0700
Subject: [PATCH] Polish Kotlin snippet

- to match the comments in the related Java snippet

Issue gh-11959
---
 docs/modules/ROOT/pages/migration/reactive.adoc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/docs/modules/ROOT/pages/migration/reactive.adoc b/docs/modules/ROOT/pages/migration/reactive.adoc
index e9f964578b..ed46de7633 100644
--- a/docs/modules/ROOT/pages/migration/reactive.adoc
+++ b/docs/modules/ROOT/pages/migration/reactive.adoc
@@ -186,7 +186,9 @@ open fun securityWebFilterChain(http: ServerHttpSecurity): SecurityWebFilterChai
 fun csrfCookieWebFilter(): WebFilter {
 	return WebFilter { exchange, chain ->
 		val csrfToken = exchange.getAttribute<Mono<CsrfToken>>(CsrfToken::class.java.name) ?: Mono.empty()
-		csrfToken.doOnSuccess { }.then(chain.filter(exchange))
+		csrfToken.doOnSuccess {
+            /* Ensures the token is subscribed to. */
+		}.then(chain.filter(exchange))
 	}
 }
 ----