diff --git a/benchmarks/HugeSchemaBench.php b/benchmarks/HugeSchemaBench.php
index 19d6837..7401ed2 100644
--- a/benchmarks/HugeSchemaBench.php
+++ b/benchmarks/HugeSchemaBench.php
@@ -1,10 +1,11 @@
 <?php
 namespace GraphQL\Benchmarks;
 
-use GraphQL\GraphQL;
 use GraphQL\Benchmarks\Utils\QueryGenerator;
 use GraphQL\Benchmarks\Utils\SchemaGenerator;
+use GraphQL\GraphQL;
 use GraphQL\Type\Schema;
+use GraphQL\Type\SchemaConfig;
 
 /**
  * @BeforeMethods({"setUp"})
@@ -15,16 +16,12 @@ use GraphQL\Type\Schema;
  */
 class HugeSchemaBench
 {
-    /**
-     * @var SchemaGenerator
-     */
+    /** @var SchemaGenerator */
     private $schemaBuilder;
 
     private $schema;
 
-    /**
-     * @var string
-     */
+    /** @var string */
     private $smallQuery;
 
     public function setUp()
@@ -33,12 +30,12 @@ class HugeSchemaBench
             'totalTypes' => 600,
             'fieldsPerType' => 8,
             'listFieldsPerType' => 2,
-            'nestingLevel' => 10
+            'nestingLevel' => 10,
         ]);
 
         $this->schema = $this->schemaBuilder->buildSchema();
 
-        $queryBuilder = new QueryGenerator($this->schema, 0.05);
+        $queryBuilder     = new QueryGenerator($this->schema, 0.05);
         $this->smallQuery = $queryBuilder->buildQuery();
     }
 
@@ -46,8 +43,7 @@ class HugeSchemaBench
     {
         $this->schemaBuilder
             ->buildSchema()
-            ->getTypeMap()
-        ;
+            ->getTypeMap();
     }
 
     public function benchSchemaLazy()
@@ -69,9 +65,9 @@ class HugeSchemaBench
     private function createLazySchema()
     {
         return new Schema(
-            \GraphQL\Type\SchemaConfig::create()
+            SchemaConfig::create()
                 ->setQuery($this->schemaBuilder->buildQueryType())
-                ->setTypeLoader(function($name) {
+                ->setTypeLoader(function ($name) {
                     return $this->schemaBuilder->loadType($name);
                 })
         );
diff --git a/benchmarks/StarWarsBench.php b/benchmarks/StarWarsBench.php
index faa0a97..2fb2afb 100644
--- a/benchmarks/StarWarsBench.php
+++ b/benchmarks/StarWarsBench.php
@@ -1,5 +1,6 @@
 <?php
 namespace GraphQL\Benchmarks;
+
 use GraphQL\GraphQL;
 use GraphQL\Tests\StarWarsSchema;
 use GraphQL\Type\Introspection;
diff --git a/benchmarks/Utils/QueryGenerator.php b/benchmarks/Utils/QueryGenerator.php
index 7312e30..293cddc 100644
--- a/benchmarks/Utils/QueryGenerator.php
+++ b/benchmarks/Utils/QueryGenerator.php
@@ -13,6 +13,9 @@ use GraphQL\Type\Definition\ObjectType;
 use GraphQL\Type\Definition\WrappingType;
 use GraphQL\Type\Schema;
 use GraphQL\Utils\Utils;
+use function count;
+use function max;
+use function round;
 
 class QueryGenerator
 {
@@ -30,12 +33,14 @@ class QueryGenerator
 
         $totalFields = 0;
         foreach ($schema->getTypeMap() as $type) {
-            if ($type instanceof ObjectType) {
-                $totalFields += count($type->getFields());
+            if (! ($type instanceof ObjectType)) {
+                continue;
             }
+
+            $totalFields += count($type->getFields());
         }
 
-        $this->maxLeafFields = max(1, round($totalFields * $percentOfLeafFields));
+        $this->maxLeafFields     = max(1, round($totalFields * $percentOfLeafFields));
         $this->currentLeafFields = 0;
     }
 
@@ -44,13 +49,12 @@ class QueryGenerator
         $qtype = $this->schema->getQueryType();
 
         $ast = new DocumentNode([
-            'definitions' => [
-                new OperationDefinitionNode([
-                    'name' => new NameNode(['value' => 'TestQuery']),
-                    'operation' => 'query',
-                    'selectionSet' => $this->buildSelectionSet($qtype->getFields())
-                ])
-            ]
+            'definitions' => [new OperationDefinitionNode([
+                'name' => new NameNode(['value' => 'TestQuery']),
+                'operation' => 'query',
+                'selectionSet' => $this->buildSelectionSet($qtype->getFields()),
+            ]),
+            ],
         ]);
 
         return Printer::doPrint($ast);
@@ -58,12 +62,13 @@ class QueryGenerator
 
     /**
      * @param FieldDefinition[] $fields
+     *
      * @return SelectionSetNode
      */
     public function buildSelectionSet($fields)
     {
         $selections[] = new FieldNode([
-            'name' => new NameNode(['value' => '__typename'])
+            'name' => new NameNode(['value' => '__typename']),
         ]);
         $this->currentLeafFields++;
 
@@ -87,12 +92,12 @@ class QueryGenerator
 
             $selections[] = new FieldNode([
                 'name' => new NameNode(['value' => $field->name]),
-                'selectionSet' => $selectionSet
+                'selectionSet' => $selectionSet,
             ]);
         }
 
         $selectionSet = new SelectionSetNode([
-            'selections' => $selections
+            'selections' => $selections,
         ]);
 
         return $selectionSet;