~jaro/balkon

ref: 88a5b6c714c5543b01d63d836ad403b5755d8d76 balkon/lib/Data/Text/ParagraphLayout/Plain.hs -rw-r--r-- 2.0 KiB 
Describe box edges with extensible type.

Add ancestor boxes to interface.

Deprecate the Plain interface.

Add user data to spans.

Add line numbers to laid out fragments.

Qualify Plain interface.