# HG changeset patch # User Adam Chlipala # Date 1221318826 14400 # Node ID 02d15d81ae9b1ff1f1156ab8aee20eb848b9f010 # Parent 41458a694575186a14053940449dd231f9eb7528 foldTRX2 diff -r 41458a694575 -r 02d15d81ae9b lib/basis.urs --- a/lib/basis.urs Sat Sep 13 10:44:58 2008 -0400 +++ b/lib/basis.urs Sat Sep 13 11:13:46 2008 -0400 @@ -259,6 +259,8 @@ con head = [Head] con body = [Body] con lform = [Body, LForm] +con tabl = [Body, Table] +con tr = [Body, Tr] val head : unit -> tag [] html head [] [] val title : unit -> tag [] head [] [] [] diff -r 41458a694575 -r 02d15d81ae9b lib/top.ur --- a/lib/top.ur Sat Sep 13 10:44:58 2008 -0400 +++ b/lib/top.ur Sat Sep 13 11:13:46 2008 -0400 @@ -17,3 +17,12 @@ [[nm] ~ rest] => fn r1 r2 => f [nm] [t] [rest] r1.nm r2.nm (acc (r1 -- nm) (r2 -- nm))) (fn _ _ => i) + +fun foldTRX2 (tf1 :: Type -> Type) (tf2 :: Type -> Type) (ctx :: {Unit}) + (f : nm :: Name -> t :: Type -> rest :: {Type} -> [nm] ~ rest + -> tf1 t -> tf2 t -> xml ctx [] []) = + foldTR2 [tf1] [tf2] [fn _ => xml ctx [] []] + (fn (nm :: Name) (t :: Type) (rest :: {Type}) => + [[nm] ~ rest] => + fn r1 r2 acc => {f [nm] [t] [rest] r1 r2}{acc}) + diff -r 41458a694575 -r 02d15d81ae9b lib/top.urs --- a/lib/top.urs Sat Sep 13 10:44:58 2008 -0400 +++ b/lib/top.urs Sat Sep 13 11:13:46 2008 -0400 @@ -14,3 +14,8 @@ -> (nm :: Name -> t :: Type -> rest :: {Type} -> [nm] ~ rest -> tf1 t -> tf2 t -> tr rest -> tr ([nm = t] ++ rest)) -> tr [] -> r :: {Type} -> $(mapTT tf1 r) -> $(mapTT tf2 r) -> tr r + +val foldTRX2 : tf1 :: (Type -> Type) -> tf2 :: (Type -> Type) -> ctx :: {Unit} + -> (nm :: Name -> t :: Type -> rest :: {Type} -> [nm] ~ rest + -> tf1 t -> tf2 t -> xml ctx [] []) + -> r :: {Type} -> $(mapTT tf1 r) -> $(mapTT tf2 r) -> xml ctx [] [] diff -r 41458a694575 -r 02d15d81ae9b tests/crud.ur --- a/tests/crud.ur Sat Sep 13 10:44:58 2008 -0400 +++ b/tests/crud.ur Sat Sep 13 11:13:46 2008 -0400 @@ -20,15 +20,12 @@ {acc} {txt _ fs.T.Id} - {foldTR2 [idT] [colMeta'] [fn _ => xtr] + {foldTRX2 [idT] [colMeta'] [tr] (fn (nm :: Name) (t :: Type) (rest :: {Type}) => [[nm] ~ rest] => - fn v funcs acc => - + fn v funcs => {funcs.Show v} - {acc} ) - [M.cols] (fs.T -- #Id) M.cols} ) ;