feat(apollo-ios-codegen): Stable sort schema types for SchemaMetadata

Tests/ApolloCodegenTests/CodeGenIR/IRInputObjectTests.swift

@@ -25,7 +25,7 @@ class IRInputObjectTests: XCTestCase {
 
   func buildSubject() async throws {
     let ir: IRBuilder = try await .mock(schema: schemaSDL, document: document)
-    subject = ir.schema.referencedTypes.inputObjects.first!
+    subject = ir.schema.referencedTypes.inputObjects[1]
   }
 
   // MARK: - Tests

apollo-ios-codegen/Sources/GraphQLCompiler/GraphQLSchema.swift

@@ -19,8 +19,8 @@
 
 }
 
-public class GraphQLNamedType: 
-  JavaScriptReferencedObject, @unchecked Sendable, Hashable, CustomDebugStringConvertible, GraphQLNamedItem {
+public class GraphQLNamedType:
+  JavaScriptReferencedObject, @unchecked Sendable, Comparable, Hashable, CustomDebugStringConvertible, GraphQLNamedItem {
   public let name: GraphQLName
 
   public let documentation: String?
@@ -59,12 +59,16 @@
     return lhs.name == rhs.name
   }
 
+  public static func < (lhs: GraphQLNamedType, rhs: GraphQLNamedType) -> Bool {
+    lhs.name.schemaName < rhs.name.schemaName
+  }
+
   public var debugDescription: String {
     name.schemaName
   }
 }
 
 public final class GraphQLScalarType: GraphQLNamedType {
 
   public let specifiedByURL: String?
 
@@ -96,7 +100,7 @@
 
 }
 
 public final class GraphQLEnumType: GraphQLNamedType {
   public private(set) var values: [GraphQLEnumValue]!
 
   required init(_ jsValue: JSValue, bridge: isolated JavaScriptBridge) {
@@ -152,7 +156,7 @@
 
 public typealias GraphQLInputFieldDictionary = OrderedDictionary<String, GraphQLInputField>
 
 public final class GraphQLInputObjectType: GraphQLNamedType {
   public private(set) var fields: GraphQLInputFieldDictionary!
 
   required init(_ jsValue: JSValue, bridge: isolated JavaScriptBridge) {
@@ -213,7 +217,7 @@
   }
 }
 
 public class GraphQLCompositeType: GraphQLNamedType {
   public override var debugDescription: String {
     "Type - \(name)"
   }
@@ -229,7 +233,7 @@
   }
 }
 
 public final class GraphQLObjectType: GraphQLCompositeType, GraphQLInterfaceImplementingType {
 
   public private(set) var fields: [String: GraphQLField]!
 
@@ -261,10 +265,10 @@
   }
 }
 
 public class GraphQLAbstractType: GraphQLCompositeType {
 }
 
 public final class GraphQLInterfaceType: GraphQLAbstractType, GraphQLInterfaceImplementingType {
 
   public private(set) var fields: [String: GraphQLField]!
 
@@ -296,7 +300,7 @@
   }
 }
 
 public final class GraphQLUnionType: GraphQLAbstractType {
   public let types: [GraphQLObjectType]
 
   required init(_ jsValue: JSValue, bridge: isolated JavaScriptBridge) {

apollo-ios-codegen/Sources/IR/IR+Schema.swift

@@ -33,7 +33,8 @@ public final class Schema {
       _ types: [GraphQLNamedType],
       schemaRootTypes: CompilationResult.RootTypeDefinition
     ) {
-      self.allTypes = OrderedSet(types)
+      // Ensure allTypes is stable
+      self.allTypes = OrderedSet(types.sorted())
       self.schemaRootTypes = schemaRootTypes
 
       var objects = OrderedSet<GraphQLObjectType>()