~jaro/balkon

ref: 5d0bf7627c61fa5a70757ad5fe726b04eaa657c6 balkon/test/Data/Text/ParagraphLayout/Internal/TreeSpec.hs -rw-r--r-- 6.0 KiB
Add helper function to strut empty boxes.
Consolidate tree types into one.
Add required textDirection to TextOptions.
Use ResolvedBox when flattening trees.