Serialize BackedEnum instances by name, not value

webonyx · Oct 17, 2024 · fac6205 · fac6205
1 parent 3bc2778
commit fac6205
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -9,6 +9,12 @@ You can find and compare releases at the [GitHub release page](https://github.co
 
 ## Unreleased
 
+## v15.14.3
+
+### Fixed
+
+- Serialize `BackedEnum` instances by name, not value https://github.com/webonyx/graphql-php/pull/1618
+
 ## v15.14.2
 
 ### Changed

diff --git a/src/Type/Definition/EnumType.php b/src/Type/Definition/EnumType.php
@@ -137,7 +137,7 @@ public function serialize($value)
         }
 
         if (is_a($value, \BackedEnum::class)) {
-            return $value->value;
+            return $value->name;
         }
 
         if (is_a($value, \UnitEnum::class)) {

diff --git a/tests/Type/PhpEnumType/BackedPhpEnum.php b/tests/Type/PhpEnumType/BackedPhpEnum.php
@@ -4,7 +4,7 @@
 
 enum BackedPhpEnum: string
 {
-    case A = 'A';
+    case A = 'a';
     case B = 'B';
-    case C = 'C';
+    case C = 'the value does not really matter';
 }