Mutations

classes/SchemaSourceProvider.php

@@ -68,7 +68,7 @@ class SchemaSourceProvider implements LighthouseSchemaSourceProvider
   public function getSchemaString(): string
   {
     // root types
-    $schema = '
+    $schema = "
         type Query {
           dummy: Boolean
         }
@@ -76,7 +76,11 @@ class SchemaSourceProvider implements LighthouseSchemaSourceProvider
         type Mutation {
           dummy: Boolean
         }
-        ';
+
+        type Subscription {
+          dummy: Boolean @subscription(class: \"GermanAirlinesVa\\\\Graphql\\\\Classes\\\\Dummy\")
+        }
+        ";
     // schema
     $schema .= collect($this->getGraphMap())->implode('schema', '');
     return $schema;