Looks like after https://github.com/crystal-lang/crystal/pull/16737 was merged, that enum no longer exists? This is used in splay_tree_map which is a dependency of Lucky https://github.com/wyhaines/splay_tree_map.cr/blob/741dab6ef4da23b46941a3dcc80a647853e77034/src/splay_tree_map.cr#L68
Looks like after #16737 was merged, that enum no longer exists?
This is used in splay_tree_map which is a dependency of Lucky
https://github.com/wyhaines/splay_tree_map.cr/blob/741dab6ef4da23b46941a3dcc80a647853e77034/src/splay_tree_map.cr#L68