H
IsHCons
HLen
TypeLogic
HLub
TypeLogic
Head
Drain
hasOpenBottom
Glyph
hasOpenLeft
Glyph
hasOpenRight
Glyph
hasOpenSides
Glyph
hasOpenTop
Glyph
head
Drain
headOption
Drain
hlist
HLen
HLub
hlistMapped
Mapped
hnil
HLen
hnilMapped
Mapped
hsingle
HLub