Introduce Overview#has_jit_enabled

Author: michaelklishin

CHANGELOG.md

@@ -2,7 +2,9 @@
 
 ## v0.65.0 (in development)
 
-No changes yet.
+### Enhancements
+
+ * `Overview#has_jit_enabled` is a new method that returns `true` if the Erlang runtime has the JIT enabled
 
 ## v0.64.0 (Oct 9, 2025)
 

src/responses/cluster.rs

@@ -504,6 +504,12 @@ pub struct Overview {
     pub message_stats: MessageStats,
 }
 
+impl Overview {
+    pub fn has_jit_enabled(&self) -> bool {
+        self.erlang_full_version.contains("[jit]")
+    }
+}
+
 /// Garbage collection details for queue processes
 #[derive(Debug, Deserialize, Clone)]
 #[cfg_attr(feature = "tabled", derive(Tabled))]

tests/async_overview_tests.rs

@@ -30,3 +30,18 @@ async fn test_async_overview() {
     let ov = result1.unwrap();
     assert!(ov.object_totals.exchanges > 0);
 }
+
+#[tokio::test]
+async fn test_async_overview_jit_detection() {
+    let endpoint = endpoint();
+    let rc = Client::new(&endpoint, USERNAME, PASSWORD);
+
+    let result = rc.overview().await;
+    assert!(result.is_ok(), "overview returned {result:?}");
+
+    let ov = result.unwrap();
+
+    // The method should return true if [jit] is in erlang_full_version, false otherwise
+    let has_jit = ov.erlang_full_version.contains("[jit]");
+    assert_eq!(ov.has_jit_enabled(), has_jit);
+}

tests/blocking_overview_tests.rs

@@ -27,3 +27,18 @@ fn test_blocking_overview() {
     let ov = result1.unwrap();
     assert!(ov.object_totals.exchanges > 0);
 }
+
+#[test]
+fn test_blocking_overview_jit_detection() {
+    let endpoint = endpoint();
+    let rc = Client::new(&endpoint, USERNAME, PASSWORD);
+
+    let result = rc.overview();
+    assert!(result.is_ok(), "overview returned {result:?}");
+
+    let ov = result.unwrap();
+
+    // The method should return true if [jit] is in erlang_full_version, false otherwise
+    let has_jit = ov.erlang_full_version.contains("[jit]");
+    assert_eq!(ov.has_jit_enabled(), has_jit);
+}