~jaro/balkon

ref: dbcfcd67306ba9ba4b66b55f70fa6d0f869e90c4 balkon/lib/Data/Text/ParagraphLayout/Rect.hs -rw-r--r-- 373 bytes
Hide Rect union from public interface.

The function behaves in a specific way that should not be relied on by
other modules.
Use internal library to hide non-public modules.