From 89108b11bd4436751f6eaf3e02acc80fa9aae9bf Mon Sep 17 00:00:00 2001
From: Jan Ouwens <jan.ouwens@gmail.com>
Date: Tue, 26 Nov 2024 20:42:17 +0100
Subject: [PATCH] Makes cache attempt unlabeled if labeled was not found

---
 .../instantiation/CachedValueProvider.java         | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/equalsverifier-core/src/main/java/nl/jqno/equalsverifier/internal/reflection/instantiation/CachedValueProvider.java b/equalsverifier-core/src/main/java/nl/jqno/equalsverifier/internal/reflection/instantiation/CachedValueProvider.java
index 6b1c53eab..55cae55d4 100644
--- a/equalsverifier-core/src/main/java/nl/jqno/equalsverifier/internal/reflection/instantiation/CachedValueProvider.java
+++ b/equalsverifier-core/src/main/java/nl/jqno/equalsverifier/internal/reflection/instantiation/CachedValueProvider.java
@@ -40,9 +40,13 @@ public boolean contains(Class<?> type, String label) {
     @SuppressWarnings("unchecked")
     @Override
     public <T> Optional<Tuple<T>> provide(TypeTag tag, Attributes attributes) {
-        Key key = Key.of(tag.getType(), attributes.label);
-        if (cache.containsKey(key)) {
-            return Optional.of((Tuple<T>) cache.get(key));
+        Key first = Key.of(tag.getType(), attributes.label);
+        if (cache.containsKey(first)) {
+            return Optional.of((Tuple<T>) cache.get(first));
+        }
+        Key second = first.removeLabel();
+        if (cache.containsKey(second)) {
+            return Optional.of((Tuple<T>) cache.get(second));
         }
         return Optional.empty();
     }
@@ -61,6 +65,10 @@ public static Key of(Class<?> type, String label) {
             return new Key(type, label);
         }
 
+        public Key removeLabel() {
+            return Key.of(type, null);
+        }
+
         @Override
         public boolean equals(Object obj) {
             if (!(obj instanceof Key)) {