Version 4.6.0

system/3rd_party/graphql-php/Validator/Rules/ScalarLeafs.php

@@ -1,4 +1,7 @@
 <?php
+
+declare(strict_types=1);
+
 namespace GraphQL\Validator\Rules;
 
 use GraphQL\Error\Error;
@@ -6,40 +9,43 @@ use GraphQL\Language\AST\FieldNode;
 use GraphQL\Language\AST\NodeKind;
 use GraphQL\Type\Definition\Type;
 use GraphQL\Validator\ValidationContext;
+use function sprintf;
 
-class ScalarLeafs extends AbstractValidationRule
+class ScalarLeafs extends ValidationRule
 {
-    static function noSubselectionAllowedMessage($field, $type)
-    {
-        return "Field \"$field\" of type \"$type\" must not have a sub selection.";
-    }
-
-    static function requiredSubselectionMessage($field, $type)
-    {
-        return "Field \"$field\" of type \"$type\" must have a sub selection.";
-    }
-
     public function getVisitor(ValidationContext $context)
     {
         return [
-            NodeKind::FIELD => function(FieldNode $node) use ($context) {
+            NodeKind::FIELD => static function (FieldNode $node) use ($context) : void {
                 $type = $context->getType();
-                if ($type) {
-                    if (Type::isLeafType(Type::getNamedType($type))) {
-                        if ($node->selectionSet) {
-                            $context->reportError(new Error(
-                                self::noSubselectionAllowedMessage($node->name->value, $type),
-                                [$node->selectionSet]
-                            ));
-                        }
-                    } else if (!$node->selectionSet) {
+                if (! $type) {
+                    return;
+                }
+
+                if (Type::isLeafType(Type::getNamedType($type))) {
+                    if ($node->selectionSet) {
                         $context->reportError(new Error(
-                            self::requiredSubselectionMessage($node->name->value, $type),
-                            [$node]
+                            self::noSubselectionAllowedMessage($node->name->value, $type),
+                            [$node->selectionSet]
                         ));
                     }
+                } elseif (! $node->selectionSet) {
+                    $context->reportError(new Error(
+                        self::requiredSubselectionMessage($node->name->value, $type),
+                        [$node]
+                    ));
                 }
-            }
+            },
         ];
     }
+
+    public static function noSubselectionAllowedMessage($field, $type)
+    {
+        return sprintf('Field "%s" of type "%s" must not have a sub selection.', $field, $type);
+    }
+
+    public static function requiredSubselectionMessage($field, $type)
+    {
+        return sprintf('Field "%s" of type "%s" must have a sub selection.', $field, $type);
+    }
 }