Override escape reserved word in abstract rust (#17440)

* override escape reserved word in abstract rust

* add tests for ref, improve verion lambda

* add files

Author: wing328

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractRustCodegen.java

@@ -436,4 +436,12 @@ public String toApiDocFilename(String name) {
     public String addRegularExpressionDelimiter(String pattern) {
         return pattern;
     }
+
+    @Override
+    public String escapeReservedWord(String name) {
+        if (this.reservedWordsMappings().containsKey(name)) {
+            return this.reservedWordsMappings().get(name);
+        }
+        return "r#"+ name;
+    }
 }

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/RustClientCodegen.java

@@ -392,6 +392,13 @@ public void execute(Template.Fragment fragment, Writer writer) throws IOExceptio
                 // remove v or V
                 content = content.trim().replace("v", "");
                 content = content.replace("V", "");
+
+                // convert 5.2 to 5.2.0 for example
+                String[] contents = content.split("[.]");
+                if (contents.length == 2) {
+                    content += ".0";
+                }
+
                 writer.write(content);
             }
         });

modules/openapi-generator/src/test/resources/3_0/rust/petstore.yaml

@@ -955,3 +955,9 @@ components:
           nullable: true
         just_string:
           type: string
+    ref:
+      description: using reserved word as model name
+      type: object
+      properties:
+        dummy:
+          type: string

samples/client/petstore/rust/hyper/petstore/.openapi-generator/FILES

@@ -15,6 +15,7 @@ docs/Order.md
 docs/Pet.md
 docs/PetApi.md
 docs/PropertyTest.md
+docs/Ref.md
 docs/Return.md
 docs/StoreApi.md
 docs/Tag.md
@@ -41,6 +42,7 @@ src/models/baz.rs
 src/models/category.rs
 src/models/enum_array_testing.rs
 src/models/mod.rs
+src/models/model_ref.rs
 src/models/model_return.rs
 src/models/nullable_array.rs
 src/models/optional_testing.rs

samples/client/petstore/rust/hyper/petstore/README.md

@@ -64,6 +64,7 @@ Class | Method | HTTP request | Description
  - [Order](docs/Order.md)
  - [Pet](docs/Pet.md)
  - [PropertyTest](docs/PropertyTest.md)
+ - [Ref](docs/Ref.md)
  - [Return](docs/Return.md)
  - [Tag](docs/Tag.md)
  - [TypeTesting](docs/TypeTesting.md)

samples/client/petstore/rust/hyper/petstore/docs/Ref.md

@@ -0,0 +1,11 @@
+# Ref
+
+## Properties
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**dummy** | Option<**String**> |  | [optional]
+
+[[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
+
+

samples/client/petstore/rust/hyper/petstore/src/models/mod.rs

@@ -20,6 +20,8 @@ pub mod pet;
 pub use self::pet::Pet;
 pub mod property_test;
 pub use self::property_test::PropertyTest;
+pub mod model_ref;
+pub use self::model_ref::Ref;
 pub mod model_return;
 pub use self::model_return::Return;
 pub mod tag;

samples/client/petstore/rust/hyper/petstore/src/models/model_ref.rs

@@ -0,0 +1,28 @@
+/*
+ * OpenAPI Petstore
+ *
+ * This is a sample server Petstore server. For this sample, you can use the api key `special-key` to test the authorization filters.
+ *
+ * The version of the OpenAPI document: 1.0.0
+ * 
+ * Generated by: https://openapi-generator.tech
+ */
+
+use crate::models;
+
+/// Ref : using reserved word as model name
+#[derive(Clone, Default, Debug, PartialEq, Serialize, Deserialize)]
+pub struct Ref {
+    #[serde(rename = "dummy", skip_serializing_if = "Option::is_none")]
+    pub dummy: Option<String>,
+}
+
+impl Ref {
+    /// using reserved word as model name
+    pub fn new() -> Ref {
+        Ref {
+            dummy: None,
+        }
+    }
+}
+

samples/client/petstore/rust/reqwest/petstore-async-middleware/.openapi-generator/FILES

@@ -15,6 +15,7 @@ docs/Order.md
 docs/Pet.md
 docs/PetApi.md
 docs/PropertyTest.md
+docs/Ref.md
 docs/Return.md
 docs/StoreApi.md
 docs/Tag.md
@@ -39,6 +40,7 @@ src/models/baz.rs
 src/models/category.rs
 src/models/enum_array_testing.rs
 src/models/mod.rs
+src/models/model_ref.rs
 src/models/model_return.rs
 src/models/nullable_array.rs
 src/models/optional_testing.rs

samples/client/petstore/rust/reqwest/petstore-async-middleware/README.md

@@ -64,6 +64,7 @@ Class | Method | HTTP request | Description
  - [Order](docs/Order.md)
  - [Pet](docs/Pet.md)
  - [PropertyTest](docs/PropertyTest.md)
+ - [Ref](docs/Ref.md)
  - [Return](docs/Return.md)
  - [Tag](docs/Tag.md)
  - [TypeTesting](docs/TypeTesting.md)