Use decode() instead of decodeIfSupported()

Author: alcaeus

psalm-baseline.xml

@@ -434,17 +434,19 @@
       <code>$cmd[$option]</code>
       <code><![CDATA[$cmd['new']]]></code>
       <code><![CDATA[$cmd['upsert']]]></code>
+      <code>$decoded</code>
       <code><![CDATA[$options['session']]]></code>
       <code><![CDATA[$options['writeConcern']]]></code>
     </MixedAssignment>
     <MixedInferredReturnType>
       <code>array|object|null</code>
     </MixedInferredReturnType>
     <MixedMethodCall>
-      <code>decodeIfSupported</code>
+      <code>decode</code>
       <code>isInTransaction</code>
     </MixedMethodCall>
     <MixedReturnStatement>
+      <code>$decoded</code>
       <code><![CDATA[is_object($result) ? ($result->value ?? null) : null]]></code>
       <code><![CDATA[is_object($result) ? ($result->value ?? null) : null]]></code>
     </MixedReturnStatement>

src/ChangeStream.php

@@ -18,6 +18,7 @@
 namespace MongoDB;
 
 use Iterator;
+use MongoDB\BSON\Document;
 use MongoDB\Codec\DocumentCodec;
 use MongoDB\Driver\CursorId;
 use MongoDB\Driver\Exception\ConnectionException;
@@ -114,7 +115,9 @@ public function current()
             return $value;
         }
 
-        return $this->codec->decodeIfSupported($value);
+        assert($value instanceof Document);
+
+        return $this->codec->decode($value);
     }
 
     /** @return CursorId */

src/Operation/FindAndModify.php

@@ -262,8 +262,7 @@ public function execute(Server $server)
             $result = current($cursor->toArray());
             assert($result instanceof Document);
 
-            $decoded = $this->options['codec']->decodeIfSupported($result->get('value'));
-            assert($decoded === null || is_object($decoded));
+            $decoded = $this->options['codec']->decode($result->get('value'));
 
             return $decoded;
         }