Refactor tests and formatting; update changelog

Applied minor refactoring and formatting improvements to test code in extract.rs, layer.rs, metrics.rs, and mod.rs. Updated CHANGELOG.md for new TOON format support and related features. Improved code readability in toon-api example.

Author: Tuntii

CHANGELOG.md

@@ -7,6 +7,23 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.1.3] - 2026-01-01
+
+### Added
+- **New `rustapi-toon` crate**: TOON (Token-Oriented Object Notation) format support
+  - LLM-optimized data serialization format
+  - Content negotiation via `Accept` header (`application/toon`, `application/json`)
+  - `Toon<T>` extractor and responder
+  - `ToonNegotiate<T>` for automatic format selection
+  - `LlmResponse<T>` for AI-friendly structured responses
+  - OpenAPI integration with TOON schema support
+- `toon` feature flag in `rustapi-rs` for opt-in TOON support
+- `toon-api` example demonstrating TOON format usage
+- Improved cookie extraction test for duplicate cookie names
+
+### Changed
+- Updated `rustapi-rs` to re-export toon module when feature enabled
+
 ## [0.1.2] - 2024-12-31
 
 ### Added

crates/rustapi-core/src/extract.rs

@@ -1028,7 +1028,7 @@ mod tests {
                     vec![]
                 };
 
-                let request = create_test_request_with_headers(Method::GET, "/test", headers);
+                let _request = create_test_request_with_headers(Method::GET, "/test", headers);
 
                 // We need to use a static string for the header name in the extractor
                 // So we'll test with a known header name
@@ -1357,7 +1357,7 @@ mod tests {
 
                     // Verify all expected cookies are present with correct values
                     for (name, expected_value) in &expected_cookies {
-                        let cookie = extracted.get(*name)
+                        let cookie = extracted.get(name)
                             .ok_or_else(|| TestCaseError::fail(format!("Cookie '{}' not found", name)))?;
 
                         prop_assert_eq!(

crates/rustapi-core/src/middleware/layer.rs

@@ -244,10 +244,12 @@ mod tests {
 
     /// A middleware that modifies the response status
     #[derive(Clone)]
+    #[allow(dead_code)]
     struct StatusModifyingMiddleware {
         status: StatusCode,
     }
 
+    #[allow(dead_code)]
     impl StatusModifyingMiddleware {
         fn new(status: StatusCode) -> Self {
             Self { status }

crates/rustapi-core/src/middleware/metrics.rs

@@ -296,7 +296,7 @@ mod tests {
     #[test]
     fn test_metrics_layer_creation() {
         let metrics = MetricsLayer::new();
-        assert!(metrics.registry().gather().len() > 0);
+        assert!(!metrics.registry().gather().is_empty());
     }
 
     #[test]

crates/rustapi-extras/src/config/mod.rs

@@ -619,6 +619,7 @@ mod tests {
 
             // Define a config struct that matches our env vars
             #[derive(Debug, Deserialize, PartialEq)]
+            #[allow(dead_code)]
             struct PropTestConfig {
                 prop_test_str: String,
                 prop_test_num: u32,

examples/toon-api/src/main.rs

@@ -241,14 +241,12 @@ async fn get_users_llm_toon() -> LlmResponse<UsersResponse> {
 /// Compare JSON vs TOON for the same data
 async fn compare_formats() -> Json<ComparisonResult> {
     let users = get_sample_users();
-    let response = UsersResponse {
-        users,
-        total: 3,
-    };
+    let response = UsersResponse { users, total: 3 };
 
     // Serialize to both formats
     let json_str = serde_json::to_string_pretty(&response).unwrap();
-    let toon_str = rustapi_rs::toon::encode_default(&response).unwrap_or_else(|_| "Error".to_string());
+    let toon_str =
+        rustapi_rs::toon::encode_default(&response).unwrap_or_else(|_| "Error".to_string());
 
     let json_bytes = json_str.len();
     let toon_bytes = toon_str.len();
@@ -266,7 +264,8 @@ async fn compare_formats() -> Json<ComparisonResult> {
 /// API info
 async fn index() -> Json<Message> {
     Json(Message {
-        content: "TOON Format API Example - Use /compare to see JSON vs TOON comparison".to_string(),
+        content: "TOON Format API Example - Use /compare to see JSON vs TOON comparison"
+            .to_string(),
         format: "json".to_string(),
     })
 }
@@ -293,7 +292,9 @@ async fn toon_docs() -> Html<String> {
     <p><a href="/docs">Back to API Documentation</a></p>
 </body>
 </html>"#,
-        TOON_FORMAT_DESCRIPTION.replace('<', "&lt;").replace('>', "&gt;")
+        TOON_FORMAT_DESCRIPTION
+            .replace('<', "&lt;")
+            .replace('>', "&gt;")
     );
     Html(html)
 }
@@ -303,9 +304,7 @@ async fn toon_docs() -> Html<String> {
 #[tokio::main]
 async fn main() -> std::result::Result<(), Box<dyn std::error::Error + Send + Sync>> {
     // Initialize tracing
-    tracing_subscriber::fmt()
-        .with_env_filter("info")
-        .init();
+    tracing_subscriber::fmt().with_env_filter("info").init();
 
     info!("Starting TOON API example...");
     info!("Server running at http://127.0.0.1:8080");
@@ -331,8 +330,8 @@ async fn main() -> std::result::Result<(), Box<dyn std::error::Error + Send + Sy
     info!("  curl -H 'Accept: application/toon' http://localhost:8080/users  # TOON");
 
     // Build API description with TOON support notice
-    let description = api_description_with_toon(
-        "TOON Format API Example demonstrating LLM-optimized data serialization."
+    let _description = api_description_with_toon(
+        "TOON Format API Example demonstrating LLM-optimized data serialization.",
     );
 
     RustApi::new()