Method _stop_event_leak

src/textual/command.py:1248–1251

Stop any unused events so they don't leak to the application.

(self, event: OptionList.OptionHighlighted)

    @on(OptionList.OptionHighlighted)
    def _stop_event_leak(self, event: OptionList.OptionHighlighted) -> None:
        """Stop any unused events so they don't leak to the application."""
        event.stop()
        self.app.post_message(CommandPalette.OptionHighlighted(highlighted_event=event))

    def _action_escape(self) -> None:
        """Handle a request to escape out of the command palette."""