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author | 2008-09-13 10:30:45 -0400 | |
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committer | 2008-09-13 10:30:45 -0400 | |
commit | 2ad30811b217c0880f8ea65a7da0f755ec0cf9e6 (patch) | |
tree | a8c55c74f05acc784c8d0afb9237d867b0e3e680 /lib/top.ur | |
parent | a12b7d5677662153dd69c14945c0d88f447425a3 (diff) |
foldTR2
Diffstat (limited to 'lib/top.ur')
-rw-r--r-- | lib/top.ur | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -1,3 +1,6 @@ +con idT = fn t :: Type => t +con record = fn t :: {Type} => $t + con mapTT (f :: Type -> Type) = fold (fn nm t acc => [nm] ~ acc => [nm = f t] ++ acc) [] @@ -5,7 +8,7 @@ fun compose (t1 ::: Type) (t2 ::: Type) (t3 ::: Type) (f1 : t2 -> t3) (f2 : t1 - fun txt (t ::: Type) (ctx ::: {Unit}) (use ::: {Type}) (sh : show t) (v : t) = cdata (show sh v) -fun foldTR2 (tf1 :: Type -> Type) (tf2 :: Type -> Type) (tr :: {Type} -> Type) +val foldTR2 (tf1 :: Type -> Type) (tf2 :: Type -> Type) (tr :: {Type} -> Type) (f : nm :: Name -> t :: Type -> rest :: {Type} -> [nm] ~ rest -> tf1 t -> tf2 t -> tr rest -> tr ([nm = t] ++ rest)) (i : tr []) = |