Added EXPERIMENTAL note for code related to type resolution strategies

src/Server.php

@@ -400,6 +400,9 @@ class Server
     }
 
     /**
+     * EXPERIMENTAL!
+     * This method can be removed or changed in future versions without a prior notice.
+     *
      * @return Resolution
      */
     public function getTypeResolutionStrategy()
@@ -408,6 +411,9 @@ class Server
     }
 
     /**
+     * EXPERIMENTAL!
+     * This method can be removed or changed in future versions without a prior notice.
+     *
      * @param Resolution $typeResolutionStrategy
      * @return Server
      */

src/Type/EagerResolution.php

@@ -11,6 +11,13 @@ use GraphQL\Type\Definition\UnionType;
 use GraphQL\Type\Definition\WrappingType;
 use GraphQL\Utils;
 
+/**
+ * EXPERIMENTAL!
+ * This class can be removed or changed in future versions without a prior notice.
+ *
+ * Class EagerResolution
+ * @package GraphQL\Type
+ */
 class EagerResolution implements Resolution
 {
     /**

src/Type/LazyResolution.php

@@ -7,6 +7,13 @@ use GraphQL\Type\Definition\ObjectType;
 use GraphQL\Type\Definition\Type;
 use GraphQL\Utils;
 
+/**
+ * EXPERIMENTAL!
+ * This class can be removed or changed in future versions without a prior notice.
+ *
+ * Class LazyResolution
+ * @package GraphQL\Type
+ */
 class LazyResolution implements Resolution
 {
     /**

src/Type/Resolution.php

@@ -5,6 +5,13 @@ use GraphQL\Type\Definition\AbstractType;
 use GraphQL\Type\Definition\ObjectType;
 use GraphQL\Type\Definition\Type;
 
+/**
+ * EXPERIMENTAL!
+ * This interface can be removed or changed in future versions without a prior notice.
+ *
+ * Interface Resolution
+ * @package GraphQL\Type
+ */
 interface Resolution
 {
     /**