pane:has_unseen_output()

Since: Version 20220319-142410-0fcdea07

The functionality described in this section requires version 20220319-142410-0fcdea07 of wezterm, or a more recent version.

Returns true if there has been output in the pane since the last time the time the pane was focused.

See also PaneInformation.has_unseen_output for an example using equivalent information to color tabs based on this state.