From 57bf76d5e2e0eb73010927df03318907b54be2ae Mon Sep 17 00:00:00 2001
From: Benjamin Barnard <44757473+barnard-b@users.noreply.github.com>
Date: Tue, 25 Jan 2022 18:44:02 -0500
Subject: [PATCH] Make the `interfaces` property of `ObjectType` and
 `InterfaceType` optional

---
 Sources/GraphQLAST/Type.swift | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Sources/GraphQLAST/Type.swift b/Sources/GraphQLAST/Type.swift
index f668903d..93e4b121 100644
--- a/Sources/GraphQLAST/Type.swift
+++ b/Sources/GraphQLAST/Type.swift
@@ -50,7 +50,7 @@ public struct ObjectType: NamedTypeProtocol, Decodable, Equatable {
     public let description: String?
 
     public let fields: [Field]
-    public let interfaces: [InterfaceTypeRef]
+    public let interfaces: [InterfaceTypeRef]?
 }
 
 public struct InterfaceType: NamedTypeProtocol, Decodable, Equatable {
@@ -59,7 +59,7 @@ public struct InterfaceType: NamedTypeProtocol, Decodable, Equatable {
     public let description: String?
 
     public let fields: [Field]
-    public let interfaces: [InterfaceTypeRef]
+    public let interfaces: [InterfaceTypeRef]?
     public let possibleTypes: [ObjectTypeRef]
 }