From 6fcf8203c77f5fed5faf4228c126c07425b5f923 Mon Sep 17 00:00:00 2001
From: Joshua Kaplan <yhkaplan@gmail.com>
Date: Fri, 26 Mar 2021 11:33:51 +0900
Subject: [PATCH] Replace `class` constraint with `AnyObject`

ref: https://github.com/apple/swift-evolution/blob/master/proposals/0156-subclass-existentials.md#class-and-anyobject
---
 Sources/Apollo/ApolloClientProtocol.swift         | 2 +-
 Sources/Apollo/ApolloInterceptor.swift            | 2 +-
 Sources/Apollo/ApolloStore.swift                  | 2 +-
 Sources/Apollo/Cancellable.swift                  | 2 +-
 Sources/Apollo/GraphQLOperation.swift             | 2 +-
 Sources/Apollo/GraphQLResultAccumulator.swift     | 2 +-
 Sources/Apollo/NetworkTransport.swift             | 2 +-
 Sources/ApolloTestSupport/TestCacheProvider.swift | 2 +-
 Sources/ApolloWebSocket/WebSocketTransport.swift  | 2 +-
 9 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/Sources/Apollo/ApolloClientProtocol.swift b/Sources/Apollo/ApolloClientProtocol.swift
index 00b2dec1d8..706c4b5b4e 100644
--- a/Sources/Apollo/ApolloClientProtocol.swift
+++ b/Sources/Apollo/ApolloClientProtocol.swift
@@ -1,7 +1,7 @@
 import Foundation
 
 /// The `ApolloClientProtocol` provides the core API for Apollo. This API provides methods to fetch and watch queries, and to perform mutations.
-public protocol ApolloClientProtocol: class {
+public protocol ApolloClientProtocol: AnyObject {
 
   ///  A store used as a local cache.
   var store: ApolloStore { get }
diff --git a/Sources/Apollo/ApolloInterceptor.swift b/Sources/Apollo/ApolloInterceptor.swift
index 00819d3fec..0a55999edf 100644
--- a/Sources/Apollo/ApolloInterceptor.swift
+++ b/Sources/Apollo/ApolloInterceptor.swift
@@ -1,5 +1,5 @@
 /// A protocol to set up a chainable unit of networking work.
-public protocol ApolloInterceptor: class {
+public protocol ApolloInterceptor: AnyObject {
   
   /// Called when this interceptor should do its work.
   ///
diff --git a/Sources/Apollo/ApolloStore.swift b/Sources/Apollo/ApolloStore.swift
index 2fe9dd2f95..b7a64afe53 100644
--- a/Sources/Apollo/ApolloStore.swift
+++ b/Sources/Apollo/ApolloStore.swift
@@ -15,7 +15,7 @@ func rootCacheKey<Operation: GraphQLOperation>(for operation: Operation) -> Stri
   }
 }
 
-protocol ApolloStoreSubscriber: class {
+protocol ApolloStoreSubscriber: AnyObject {
   
   /// A callback that can be received by subscribers when keys are changed within the database
   ///
diff --git a/Sources/Apollo/Cancellable.swift b/Sources/Apollo/Cancellable.swift
index f48dc21933..73b502b7d7 100644
--- a/Sources/Apollo/Cancellable.swift
+++ b/Sources/Apollo/Cancellable.swift
@@ -1,7 +1,7 @@
 import Foundation
 
 /// An object that can be used to cancel an in progress action.
-public protocol Cancellable: class {
+public protocol Cancellable: AnyObject {
     /// Cancel an in progress action.
     func cancel()
 }
diff --git a/Sources/Apollo/GraphQLOperation.swift b/Sources/Apollo/GraphQLOperation.swift
index bff34a1fd7..6be6b6a1c0 100644
--- a/Sources/Apollo/GraphQLOperation.swift
+++ b/Sources/Apollo/GraphQLOperation.swift
@@ -4,7 +4,7 @@ public enum GraphQLOperationType {
   case subscription
 }
 
-public protocol GraphQLOperation: class {
+public protocol GraphQLOperation: AnyObject {
   var operationType: GraphQLOperationType { get }
 
   var operationDefinition: String { get }
diff --git a/Sources/Apollo/GraphQLResultAccumulator.swift b/Sources/Apollo/GraphQLResultAccumulator.swift
index 521cbe53d9..361f41907d 100644
--- a/Sources/Apollo/GraphQLResultAccumulator.swift
+++ b/Sources/Apollo/GraphQLResultAccumulator.swift
@@ -1,4 +1,4 @@
-protocol GraphQLResultAccumulator: class {
+protocol GraphQLResultAccumulator: AnyObject {
   associatedtype PartialResult
   associatedtype FieldEntry
   associatedtype ObjectResult
diff --git a/Sources/Apollo/NetworkTransport.swift b/Sources/Apollo/NetworkTransport.swift
index f66073be8e..a7aadfed62 100644
--- a/Sources/Apollo/NetworkTransport.swift
+++ b/Sources/Apollo/NetworkTransport.swift
@@ -1,7 +1,7 @@
 import Foundation
 
 /// A network transport is responsible for sending GraphQL operations to a server.
-public protocol NetworkTransport: class {
+public protocol NetworkTransport: AnyObject {
 
   /// Send a GraphQL operation to a server and return a response.
   ///
diff --git a/Sources/ApolloTestSupport/TestCacheProvider.swift b/Sources/ApolloTestSupport/TestCacheProvider.swift
index 3875416d1c..50800f646f 100644
--- a/Sources/ApolloTestSupport/TestCacheProvider.swift
+++ b/Sources/ApolloTestSupport/TestCacheProvider.swift
@@ -4,7 +4,7 @@ import XCTest
 public typealias TearDownHandler = () throws -> ()
 public typealias TestDependency<Resource> = (Resource, TearDownHandler?)
 
-public protocol TestCacheProvider: class {
+public protocol TestCacheProvider: AnyObject {
   static func makeNormalizedCache(_ completionHandler: (Result<TestDependency<NormalizedCache>, Error>) -> ())
 }
 
diff --git a/Sources/ApolloWebSocket/WebSocketTransport.swift b/Sources/ApolloWebSocket/WebSocketTransport.swift
index 4755d0b02b..cb2b499467 100644
--- a/Sources/ApolloWebSocket/WebSocketTransport.swift
+++ b/Sources/ApolloWebSocket/WebSocketTransport.swift
@@ -7,7 +7,7 @@ import Foundation
 
 // MARK: - Transport Delegate
 
-public protocol WebSocketTransportDelegate: class {
+public protocol WebSocketTransportDelegate: AnyObject {
   func webSocketTransportDidConnect(_ webSocketTransport: WebSocketTransport)
   func webSocketTransportDidReconnect(_ webSocketTransport: WebSocketTransport)
   func webSocketTransport(_ webSocketTransport: WebSocketTransport, didDisconnectWithError error:Error?)