Generate the server variable enums as Sendable

Author: theoriginalbit

Sources/_OpenAPIGeneratorCore/Translator/CommonTypes/Constants.swift

@@ -62,6 +62,13 @@ enum Constants {
 
         /// The prefix of the namespace that contains server specific variables.
         static let serverNamespacePrefix: String = "Server"
+
+        /// Constants related to the OpenAPI server variable object.
+        enum Variable {
+
+            /// The types that the protocol conforms to.
+            static let conformances: [String] = [TypeName.string.fullyQualifiedSwiftName, "Sendable"]
+        }
     }
 
     /// Constants related to the configuration type, which is used by both

Sources/_OpenAPIGeneratorCore/Translator/TypesTranslator/translateServersVariables.swift

@@ -192,9 +192,7 @@ extension TypesFileTranslator {
                     isFrozen: true,
                     accessModifier: accessModifier,
                     name: enumName,
-                    conformances: [
-                        TypeName.string.fullyQualifiedSwiftName,
-                    ],
+                    conformances: Constants.ServerURL.Variable.conformances,
                     members: enumValues.map(translateVariableCase)
                 )
             )

Tests/OpenAPIGeneratorReferenceTests/Resources/ReferenceSources/Petstore/Types.swift

@@ -189,7 +189,7 @@ public enum Servers {
     /// A custom domain.
     public enum Server3 {
         /// The "port" variable defined in the OpenAPI document. The default value is "443".
-        @frozen public enum Port: Swift.String {
+        @frozen public enum Port: Swift.String, Sendable {
             case _443 = "443"
             case _8443 = "8443"
         }

Tests/OpenAPIGeneratorReferenceTests/SnippetBasedReferenceTests.swift

@@ -5267,7 +5267,7 @@ final class SnippetBasedReferenceTests: XCTestCase {
             """
             public enum Servers {
                 public enum Server1 {
-                    @frozen public enum Environment: Swift.String {
+                    @frozen public enum Environment: Swift.String, Sendable {
                         case production
                         case sandbox
                     }
@@ -5349,7 +5349,7 @@ final class SnippetBasedReferenceTests: XCTestCase {
             """
             public enum Servers {
                 public enum Server1 {
-                    @frozen public enum Environment: Swift.String {
+                    @frozen public enum Environment: Swift.String, Sendable {
                         case production
                         case sandbox
                     }
@@ -5396,7 +5396,7 @@ final class SnippetBasedReferenceTests: XCTestCase {
                     )
                 }
                 public enum Server2 {
-                    @frozen public enum Environment: Swift.String {
+                    @frozen public enum Environment: Swift.String, Sendable {
                         case sandbox
                         case develop
                     }