Fix the missing "Debug" derivation for API error enums.

modules/openapi-generator/src/main/resources/rust/reqwest/api.mustache

@@ -47,7 +47,7 @@ pub struct {{{operationIdCamelCase}}}Params {
 {{#operations}}
 {{#operation}}
 /// struct for typed errors of method `{{operationId}}`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum {{{operationIdCamelCase}}}Errors {
     // TODO Generate an enum case for each error described in schema.

samples/client/petstore/rust/reqwest/fileResponseTest/src/apis/default_api.rs

@@ -31,7 +31,7 @@ impl DefaultApiClient {
 
 
 /// struct for typed errors of method `fileresponsetest`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum FileresponsetestErrors {
     // TODO Generate an enum case for each error described in schema.

samples/client/petstore/rust/reqwest/petstore-async/src/apis/pet_api.rs

@@ -19,7 +19,7 @@ use super::{Error, configuration};
 
 
 /// struct for typed errors of method `add_pet`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum AddPetErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -27,7 +27,7 @@ pub enum AddPetErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `delete_pet`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum DeletePetErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -35,7 +35,7 @@ pub enum DeletePetErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `find_pets_by_status`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum FindPetsByStatusErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -43,7 +43,7 @@ pub enum FindPetsByStatusErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `find_pets_by_tags`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum FindPetsByTagsErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -51,7 +51,7 @@ pub enum FindPetsByTagsErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `get_pet_by_id`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum GetPetByIdErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -59,7 +59,7 @@ pub enum GetPetByIdErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `update_pet`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum UpdatePetErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -67,7 +67,7 @@ pub enum UpdatePetErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `update_pet_with_form`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum UpdatePetWithFormErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -75,7 +75,7 @@ pub enum UpdatePetWithFormErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `upload_file`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum UploadFileErrors {
     // TODO Generate an enum case for each error described in schema.

samples/client/petstore/rust/reqwest/petstore-async/src/apis/store_api.rs

@@ -19,7 +19,7 @@ use super::{Error, configuration};
 
 
 /// struct for typed errors of method `delete_order`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum DeleteOrderErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -27,7 +27,7 @@ pub enum DeleteOrderErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `get_inventory`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum GetInventoryErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -35,7 +35,7 @@ pub enum GetInventoryErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `get_order_by_id`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum GetOrderByIdErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -43,7 +43,7 @@ pub enum GetOrderByIdErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `place_order`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum PlaceOrderErrors {
     // TODO Generate an enum case for each error described in schema.

samples/client/petstore/rust/reqwest/petstore-async/src/apis/user_api.rs

@@ -19,7 +19,7 @@ use super::{Error, configuration};
 
 
 /// struct for typed errors of method `create_user`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum CreateUserErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -27,7 +27,7 @@ pub enum CreateUserErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `create_users_with_array_input`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum CreateUsersWithArrayInputErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -35,7 +35,7 @@ pub enum CreateUsersWithArrayInputErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `create_users_with_list_input`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum CreateUsersWithListInputErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -43,7 +43,7 @@ pub enum CreateUsersWithListInputErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `delete_user`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum DeleteUserErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -51,7 +51,7 @@ pub enum DeleteUserErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `get_user_by_name`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum GetUserByNameErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -59,7 +59,7 @@ pub enum GetUserByNameErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `login_user`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum LoginUserErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -67,7 +67,7 @@ pub enum LoginUserErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `logout_user`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum LogoutUserErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -75,7 +75,7 @@ pub enum LogoutUserErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `update_user`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum UpdateUserErrors {
     // TODO Generate an enum case for each error described in schema.

samples/client/petstore/rust/reqwest/petstore/src/apis/pet_api.rs

@@ -31,7 +31,7 @@ impl PetApiClient {
 
 
 /// struct for typed errors of method `add_pet`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum AddPetErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -39,7 +39,7 @@ pub enum AddPetErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `delete_pet`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum DeletePetErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -47,7 +47,7 @@ pub enum DeletePetErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `find_pets_by_status`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum FindPetsByStatusErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -55,7 +55,7 @@ pub enum FindPetsByStatusErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `find_pets_by_tags`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum FindPetsByTagsErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -63,7 +63,7 @@ pub enum FindPetsByTagsErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `get_pet_by_id`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum GetPetByIdErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -71,7 +71,7 @@ pub enum GetPetByIdErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `update_pet`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum UpdatePetErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -79,7 +79,7 @@ pub enum UpdatePetErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `update_pet_with_form`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum UpdatePetWithFormErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -87,7 +87,7 @@ pub enum UpdatePetWithFormErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `upload_file`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum UploadFileErrors {
     // TODO Generate an enum case for each error described in schema.

samples/client/petstore/rust/reqwest/petstore/src/apis/store_api.rs

@@ -31,7 +31,7 @@ impl StoreApiClient {
 
 
 /// struct for typed errors of method `delete_order`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum DeleteOrderErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -39,7 +39,7 @@ pub enum DeleteOrderErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `get_inventory`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum GetInventoryErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -47,7 +47,7 @@ pub enum GetInventoryErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `get_order_by_id`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum GetOrderByIdErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -55,7 +55,7 @@ pub enum GetOrderByIdErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `place_order`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum PlaceOrderErrors {
     // TODO Generate an enum case for each error described in schema.

samples/client/petstore/rust/reqwest/petstore/src/apis/user_api.rs

@@ -31,7 +31,7 @@ impl UserApiClient {
 
 
 /// struct for typed errors of method `create_user`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum CreateUserErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -39,7 +39,7 @@ pub enum CreateUserErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `create_users_with_array_input`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum CreateUsersWithArrayInputErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -47,7 +47,7 @@ pub enum CreateUsersWithArrayInputErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `create_users_with_list_input`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum CreateUsersWithListInputErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -55,7 +55,7 @@ pub enum CreateUsersWithListInputErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `delete_user`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum DeleteUserErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -63,7 +63,7 @@ pub enum DeleteUserErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `get_user_by_name`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum GetUserByNameErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -71,7 +71,7 @@ pub enum GetUserByNameErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `login_user`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum LoginUserErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -79,7 +79,7 @@ pub enum LoginUserErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `logout_user`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum LogoutUserErrors {
     // TODO Generate an enum case for each error described in schema.
@@ -87,7 +87,7 @@ pub enum LogoutUserErrors {
     UnknownValue(serde_json::Value),
 }
 /// struct for typed errors of method `update_user`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum UpdateUserErrors {
     // TODO Generate an enum case for each error described in schema.

samples/client/petstore/rust/reqwest/rust-test/src/apis/default_api.rs

@@ -31,7 +31,7 @@ impl DefaultApiClient {
 
 
 /// struct for typed errors of method `dummy_get`
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum DummyGetErrors {
     // TODO Generate an enum case for each error described in schema.