INTERFACE support.

Author: LastDragon-ru

src/Utils/SchemaPrinter.php

@@ -404,6 +404,7 @@ protected static function printInterface(InterfaceType $type, array $options): s
         return static::printDescription($options, $type) .
             sprintf('interface %s', $type->name) .
             self::printImplementedInterfaces($type) .
+            static::printTypeDirectives($type, $options) .
             static::printFields($options, $type);
     }
 
@@ -491,7 +492,7 @@ protected static function printBlock(array $items): string
     }
 
     /**
-     * @param Type|EnumValueDefinition|EnumType $type
+     * @param Type|EnumValueDefinition|EnumType|InterfaceType $type
      * @param array<string, bool> $options
      * @phpstan-param Options $options
      */
@@ -510,7 +511,7 @@ protected static function printTypeDirectives($type, array $options, string $ind
         // AST Node available and has directives?
         $node = $type->astNode;
 
-        if (!($node instanceof ScalarTypeDefinitionNode || $node instanceof EnumValueDefinitionNode || $node instanceof EnumTypeDefinitionNode)) {
+        if (!$node) {
             return '';
         }
 

tests/Utils/SchemaPrinterTest.php

@@ -1309,6 +1309,14 @@ enum EnumA @test {
         enum EnumB @test(value: "{$text}") {
           a
         }
+
+        interface InterfaceA @test {
+          a: ID
+        }
+
+        interface InterfaceB @test(value: "{$text}") {
+          a: ID
+        }
         GRAPHQL;
         $expected = /** @lang GraphQL */ <<<'GRAPHQL'
         directive @test(value: String) on SCHEMA | SCALAR | OBJECT | FIELD_DEFINITION | ARGUMENT_DEFINITION | INTERFACE | UNION | ENUM | ENUM_VALUE | INPUT_OBJECT | INPUT_FIELD_DEFINITION
@@ -1337,6 +1345,15 @@ enum EnumB
           a
         }
 
+        interface InterfaceA @test {
+          a: ID
+        }
+
+        interface InterfaceB
+        @test(value: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") {
+          a: ID
+        }
+
         scalar ScalarA @test
 
         scalar ScalarB