lazy ++ seems to work

though 'join_sep ", " (map print [1..])' loops?

Author: jcupitt

CHANGELOG.md

@@ -9,6 +9,7 @@
 - add `vips_image_guess_interpretation` builtin
 - improve display of computed multipage images
 - batch mode output is lazy
+- ++ is lazy
 
 ## 9.0.13 2025/09/20