Allow null as return type

sonata-project · Mar 29, 2021 · ad8dae7 · ad8dae7
1 parent a3044b7
commit ad8dae7
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Showing 2 changed files with 6 additions and 3 deletions.
diff --git a/src/FieldDescription/TypeGuesserChain.php b/src/FieldDescription/TypeGuesserChain.php
@@ -56,7 +56,7 @@ public function __construct(array $guessers)
         $this->guessers = array_merge(...$allGuessers);
     }
 
-    public function guess(FieldDescriptionInterface $fieldDescription): TypeGuess
+    public function guess(FieldDescriptionInterface $fieldDescription): ?TypeGuess
     {
         $guesses = [];
 
@@ -69,7 +69,10 @@ public function guess(FieldDescriptionInterface $fieldDescription): TypeGuess
                 ));
             }
 
-            $guesses[] = $guesser->guess($fieldDescription);
+            $guess = $guesser->guess($fieldDescription);
+            if (null !== $guess) {
+                $guesses[] = $guess;
+            }
         }
 
         return TypeGuess::getBestGuess($guesses);

diff --git a/src/FieldDescription/TypeGuesserInterface.php b/src/FieldDescription/TypeGuesserInterface.php
@@ -17,5 +17,5 @@
 
 interface TypeGuesserInterface
 {
-    public function guess(FieldDescriptionInterface $fieldDescription): TypeGuess;
+    public function guess(FieldDescriptionInterface $fieldDescription): ?TypeGuess;
 }