fix: allow query to be passed as instance

CHANGELOG.md

@@ -3,6 +3,9 @@ CHANGELOG
 
 [Next release](https://github.com/rebing/graphql-laravel/compare/9.12.0...master)
 
+## Added
+-  Allow field to be passed as instance [\#1178 / alancolant](https://github.com/rebing/graphql-laravel/pull/1178)
+
 2025-11-05, 9.12.0
 ------------------
 

phpstan-baseline.neon

@@ -6,12 +6,6 @@ parameters:
 			count: 1
 			path: src/GraphQL.php
 
-		-
-			rawMessage: 'Cannot access offset ''name'' on array<string, mixed>|Rebing\GraphQL\Support\Field.'
-			identifier: offsetAccess.nonOffsetAccessible
-			count: 2
-			path: src/GraphQL.php
-
 		-
 			rawMessage: Instanceof between Error and Error will always evaluate to true.
 			identifier: instanceof.alwaysTrue
@@ -25,7 +19,7 @@ parameters:
 			path: src/GraphQL.php
 
 		-
-			rawMessage: 'Parameter #1 $config of class GraphQL\Type\Definition\ObjectType constructor expects array{name?: string|null, description?: string|null, resolveField?: (callable(mixed, array<string, mixed>, mixed, GraphQL\Type\Definition\ResolveInfo): mixed)|null, argsMapper?: (callable(array<string, mixed>, GraphQL\Type\Definition\FieldDefinition, GraphQL\Language\AST\FieldNode, mixed): mixed)|null, fields: (callable(): iterable)|iterable, interfaces?: (callable(): iterable<callable(): GraphQL\Type\Definition\InterfaceType|GraphQL\Type\Definition\InterfaceType>)|iterable<(callable(): GraphQL\Type\Definition\InterfaceType)|GraphQL\Type\Definition\InterfaceType>, isTypeOf?: (callable(mixed, mixed, GraphQL\Type\Definition\ResolveInfo): (bool|GraphQL\Deferred|null))|null, astNode?: GraphQL\Language\AST\ObjectTypeDefinitionNode|null, ...}, non-empty-array<string, array<non-empty-array<string, mixed>|(ArrayAccess&Rebing\GraphQL\Support\Field)>|string> given.'
+			rawMessage: 'Parameter #1 $config of class GraphQL\Type\Definition\ObjectType constructor expects array{name?: string|null, description?: string|null, resolveField?: (callable(mixed, array<string, mixed>, mixed, GraphQL\Type\Definition\ResolveInfo): mixed)|null, argsMapper?: (callable(array<string, mixed>, GraphQL\Type\Definition\FieldDefinition, GraphQL\Language\AST\FieldNode, mixed): mixed)|null, fields: (callable(): iterable)|iterable, interfaces?: (callable(): iterable<callable(): GraphQL\Type\Definition\InterfaceType|GraphQL\Type\Definition\InterfaceType>)|iterable<(callable(): GraphQL\Type\Definition\InterfaceType)|GraphQL\Type\Definition\InterfaceType>, isTypeOf?: (callable(mixed, mixed, GraphQL\Type\Definition\ResolveInfo): (bool|GraphQL\Deferred|null))|null, astNode?: GraphQL\Language\AST\ObjectTypeDefinitionNode|null, ...}, non-empty-array<string, array|string> given.'
 			identifier: argument.type
 			count: 1
 			path: src/GraphQL.php

src/GraphQL.php

@@ -353,7 +353,7 @@ protected function buildObjectTypeFromClass($type, array $opts = []): Type
     }
 
     /**
-     * @param array<int|string,class-string|array<string,mixed>> $fields
+     * @param array<int|string,class-string|array<string,mixed>|Field> $fields
      * @param array<string,string> $opts
      */
     protected function buildObjectTypeFromFields(array $fields, array $opts = []): ObjectType
@@ -363,7 +363,9 @@ protected function buildObjectTypeFromFields(array $fields, array $opts = []): O
         foreach ($fields as $name => $field) {
             if (\is_string($field)) {
                 $field = $this->app->make($field);
-                /** @var Field $field */
+            }
+
+            if ($field instanceof Field) {
                 $field = $field->toArray();
             }
             $name = is_numeric($name) ? $field['name'] : $name;

tests/Support/Objects/ExampleProseInstanceQuery.php

@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types = 1);
+namespace Rebing\GraphQL\Tests\Support\Objects;
+
+use GraphQL\Type\Definition\Type;
+use Rebing\GraphQL\Support\Query;
+
+class ExampleProseInstanceQuery extends Query
+{
+    public function __construct(public string $prose)
+    {
+    }
+
+    protected $attributes = [
+        'name' => 'exampleProse',
+    ];
+
+    public function type(): Type
+    {
+        return Type::string();
+    }
+
+    public function args(): array
+    {
+        return [];
+    }
+
+    /**
+     * @param mixed $root
+     * @param array<string,mixed> $args
+     */
+    public function resolve($root, $args): string
+    {
+        return $this->prose;
+    }
+}

tests/Support/Objects/queries.php

@@ -19,6 +19,18 @@
         }
     ',
 
+    'exampleProse' => '
+        query QueryExamplesProse {
+            exampleProse
+        }
+    ',
+
+    'exampleProseRenamed' => '
+        query QueryExamplesProseRenamed {
+            loremIpsum
+        }
+    ',
+
     'examplesWithConfigAlias' => '
         query examplesConfigAlias($index: Int) {
             examplesConfigAlias(index: $index) {

tests/Unit/GraphQLQueryTest.php

@@ -5,6 +5,7 @@
 
 use GraphQL\Utils\SchemaPrinter;
 use Rebing\GraphQL\Support\Facades\GraphQL;
+use Rebing\GraphQL\Tests\Support\Objects\ExampleProseInstanceQuery;
 use Rebing\GraphQL\Tests\Support\Objects\ExamplesQuery;
 use Rebing\GraphQL\Tests\TestCase;
 
@@ -229,4 +230,25 @@ public function testPrintSchema(): void
 
         self::assertStringContainsString($queryFragment, $gql);
     }
+
+    public function testQueryCanBeSetAsInstance(): void
+    {
+        $schema = GraphQL::buildSchemaFromConfig([
+            'query' => [
+                new ExampleProseInstanceQuery('A simple prose'),
+                'loremIpsum' => new ExampleProseInstanceQuery('Lorem ipsum dolor sit amet'),
+            ],
+        ]);
+        GraphQL::addSchema('default', $schema);
+
+        $result = GraphQL::queryAndReturnResult($this->queries['exampleProse']);
+        $expectedDataResult = ['exampleProse' => 'A simple prose'];
+        self::assertSame($expectedDataResult, $result->data);
+        self::assertCount(0, $result->errors);
+
+        $result = GraphQL::queryAndReturnResult($this->queries['exampleProseRenamed']);
+        $expectedDataResult = ['loremIpsum' => 'Lorem ipsum dolor sit amet'];
+        self::assertSame($expectedDataResult, $result->data);
+        self::assertCount(0, $result->errors);
+    }
 }