From 6ca9c45e3e7dc15aed1bffc990554dc0ccc4b422 Mon Sep 17 00:00:00 2001
From: Mattias Reichel <mattias.reichel@gmail.com>
Date: Fri, 1 Dec 2023 14:44:38 +0100
Subject: [PATCH] Make project compatible with Groovy 3.0.19

---
 .../grails/plugin/json/view/test/TestRequestConfigurer.groovy   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/json/src/main/groovy/grails/plugin/json/view/test/TestRequestConfigurer.groovy b/json/src/main/groovy/grails/plugin/json/view/test/TestRequestConfigurer.groovy
index b56f3b144..754f6f525 100644
--- a/json/src/main/groovy/grails/plugin/json/view/test/TestRequestConfigurer.groovy
+++ b/json/src/main/groovy/grails/plugin/json/view/test/TestRequestConfigurer.groovy
@@ -26,7 +26,7 @@ class TestRequestConfigurer implements Request {
     String contentType = 'application/json'
     String characterEncoding = 'UTF-8'
     Map<String, List<String>> headers = new LinkedHashMap<String, List<String>>().withDefault { String name ->
-        return []
+        return [] as List<String>
     }
     Map<String, Object> attributes = new LinkedHashMap<String, Object>()