From 9464e83ea4eec02a27d6613b4e41f066c623e8af Mon Sep 17 00:00:00 2001
From: Oliver Drotbohm <oliver.drotbohm@broadcom.com>
Date: Tue, 8 Oct 2024 20:18:52 +0200
Subject: [PATCH] GH-854 - Polish rendering of events listened to in
 Application Module Canvases.

---
 .../springframework/modulith/docs/Asciidoctor.java | 14 ++++----------
 1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/spring-modulith-docs/src/main/java/org/springframework/modulith/docs/Asciidoctor.java b/spring-modulith-docs/src/main/java/org/springframework/modulith/docs/Asciidoctor.java
index 348061d4..7ae1a0ae 100644
--- a/spring-modulith-docs/src/main/java/org/springframework/modulith/docs/Asciidoctor.java
+++ b/spring-modulith-docs/src/main/java/org/springframework/modulith/docs/Asciidoctor.java
@@ -210,18 +210,12 @@ class Asciidoctor {
 
 	public String renderEventsListenedTo(ApplicationModule module) {
 
-		var builder = new StringBuilder();
-
-		module.getSpringBeans().stream()
+		return module.getSpringBeans().stream()
 				.map(SpringBean::toArchitecturallyEvidentType)
 				.filter(ArchitecturallyEvidentType::isEventListener)
-				.forEach(it -> {
-					it.getReferenceMethods()
-							.map(method -> renderReferenceMethod(method, 0))
-							.forEach(builder::append);
-				});
-
-		return builder.toString();
+				.flatMap(ArchitecturallyEvidentType::getReferenceMethods)
+				.map(it -> renderReferenceMethod(it, 0))
+				.collect(Collectors.joining(System.lineSeparator()));
 	}
 
 	public String renderConfigurationProperties(List<ModuleProperty> properties) {