doc: document error event on readline InterfaceConstructor

Xstoudi · aduh95 · commit c3e776becd67 · 2026-01-19T19:19:30.000+01:00
Aims to document the error event introduced by cb3020d in v16.0.0. Fixes: #58289 PR-URL: #61170 Fixes: #61037 Reviewed-By: Aviv Keller <me@aviv.sh> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
diff --git a/doc/api/readline.md b/doc/api/readline.md
@@ -102,6 +102,17 @@ The listener function is called without passing any arguments.
 The `InterfaceConstructor` instance is finished once the `'close'` event is
 emitted.
 
+### Event: `'error'`
+
+<!-- YAML
+added: v16.0.0
+-->
+
+The `'error'` event is emitted when an error occurs on the `input` stream
+associated with the `node:readline` `Interface`.
+
+The listener function is called with an `Error` object passed as the single argument.
+
 ### Event: `'line'`
 
 <!-- YAML
