From bd1b529b688ed9ba21690fc1e3abdb6e03553837 Mon Sep 17 00:00:00 2001
From: Yoshinari Takaoka <mumumu@mumumu.org>
Date: Mon, 6 Oct 2025 23:05:11 +0900
Subject: [PATCH] added programlisting role to coerce into union type example.

---
 language/types/type-juggling.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/language/types/type-juggling.xml b/language/types/type-juggling.xml
index 0c87f7200554..fd6e2cfac8c1 100644
--- a/language/types/type-juggling.xml
+++ b/language/types/type-juggling.xml
@@ -250,7 +250,7 @@
 
    <example>
     <title>Example of types being coerced into a type part of the union</title>
-    <programlisting>
+    <programlisting role="php">
 <![CDATA[
 <?php
 // int|string