use cx.execute_scoped for optimization

Author: KSDaemon

packages/cubejs-backend-native/src/node_export.rs

@@ -513,16 +513,26 @@ fn parse_cubestore_ws_result_message(mut cx: FunctionContext) -> JsResult<JsValu
     let msg_data = msg.as_slice(&cx).to_vec();
     match parse_cubestore_ws_result(&*msg_data) {
         Ok(result) => {
-            let js_array = JsArray::new(&mut cx, result.len());
-            for (i, row) in result.into_iter().enumerate() {
-                let js_row = JsObject::new(&mut cx);
-                for (key, value) in row.into_iter() {
-                    let js_key = cx.string(key);
-                    let js_value = cx.string(value);
-                    js_row.set(&mut cx, js_key, js_value)?;
+            let js_array = cx.execute_scoped(|mut cx| {
+                let js_array = JsArray::new(&mut cx, result.len());
+
+                for (i, row) in result.into_iter().enumerate() {
+                    let js_row = cx.execute_scoped(|mut cx| {
+                        let js_row = JsObject::new(&mut cx);
+                        for (key, value) in row.into_iter() {
+                            let js_key = cx.string(key);
+                            let js_value = cx.string(value);
+                            js_row.set(&mut cx, js_key, js_value)?;
+                        }
+                        Ok(js_row)
+                    })?;
+
+                    js_array.set(&mut cx, i as u32, js_row)?;
                 }
-                js_array.set(&mut cx, i as u32, js_row)?;
-            }
+
+                Ok(js_array)
+            })?;
+
             Ok(js_array.upcast())
         }
         Err(err) => cx.throw_error(err.to_string()),