fixed transformers configuration leaking between versions (#706)

Author: romalytvynenko

src/Configuration/GeneratorConfigCollection.php

@@ -41,10 +41,10 @@ public function register(string $name, array $config): GeneratorConfig
     {
         $this->apis[$name] = $generatorConfig = new GeneratorConfig(
             config: array_merge(config('scramble') ?: [], $config),
-            parametersExtractors: $this->apis[Scramble::DEFAULT_API]->parametersExtractors,
-            operationTransformers: $this->apis[Scramble::DEFAULT_API]->operationTransformers,
-            documentTransformers: $this->apis[Scramble::DEFAULT_API]->documentTransformers,
-            serverVariables: $this->apis[Scramble::DEFAULT_API]->serverVariables,
+            parametersExtractors: clone $this->apis[Scramble::DEFAULT_API]->parametersExtractors,
+            operationTransformers: clone $this->apis[Scramble::DEFAULT_API]->operationTransformers,
+            documentTransformers: clone $this->apis[Scramble::DEFAULT_API]->documentTransformers,
+            serverVariables: clone $this->apis[Scramble::DEFAULT_API]->serverVariables,
         );
 
         return $generatorConfig;

tests/GeneratorConfigTest.php

@@ -102,6 +102,17 @@ public function registered_api_exposed_explicitly()
             collect($routes->getRoutes())->firstWhere('uri', 'docs/v2/openapi.json')
         );
     }
+
+    /** @test */
+    #[WithProviders([UsesCommonConfiguration_GeneratorConfigTest::class])]
+    public function uses_common_configurations()
+    {
+        $defaultConfig = Scramble::getConfigurationsInstance()->get('default');
+        $v2Config = Scramble::getConfigurationsInstance()->get('v2');
+
+        $this->assertEquals(['common', 'only-default'], $defaultConfig->documentTransformers->all());
+        $this->assertEquals(['common', 'only-v2'], $v2Config->documentTransformers->all());
+    }
 }
 
 class DisablesExposedRoutes_GeneratorConfigTest extends ServiceProvider
@@ -147,6 +158,18 @@ public function boot()
     }
 }
 
+class UsesCommonConfiguration_GeneratorConfigTest extends ServiceProvider
+{
+    public function boot()
+    {
+        Scramble::configure()->withDocumentTransformers('common');
+
+        Scramble::registerApi('v2')->withDocumentTransformers('only-v2');
+
+        Scramble::configure()->withDocumentTransformers('only-default');
+    }
+}
+
 #[Attribute(Attribute::TARGET_CLASS | Attribute::TARGET_METHOD | Attribute::IS_REPEATABLE)]
 class WithProviders implements Invokable
 {