doc: clarify unhandledRejection events behaviors in process doc

dario-piotrowicz · marco-ippolito · commit d940b158439f · 2025-06-11T09:21:21.000+02:00
PR-URL: #57654 Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Jake Yuesong Li <jake.yuesong@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
diff --git a/doc/api/process.md b/doc/api/process.md
@@ -578,6 +578,10 @@ address such failures, a non-operational
 `resource.loaded`, which would prevent the `'unhandledRejection'` event from
 being emitted.
 
+If an `'unhandledRejection'` event is emitted but not handled it will
+be raised as an uncaught exception. This alongside other behaviors of
+`'unhandledRejection'` events can changed via the [`--unhandled-rejections`][] flag.
+
 ### Event: `'warning'`
 
 <!-- YAML
