From 5dc500861e6f121d392ffa842e4836077eba3f50 Mon Sep 17 00:00:00 2001 From: Adam Chlipala Date: Thu, 26 Feb 2009 16:16:54 -0500 Subject: Kind-polymorphic [fst] and friends --- lib/ur/top.ur | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'lib/ur/top.ur') diff --git a/lib/ur/top.ur b/lib/ur/top.ur index 48ee4dd0..053075bd 100644 --- a/lib/ur/top.ur +++ b/lib/ur/top.ur @@ -49,11 +49,11 @@ fun not b = if b then False else True con idT (t :: Type) = t con record (t :: {Type}) = $t -con fstTT (t :: (Type * Type)) = t.1 -con sndTT (t :: (Type * Type)) = t.2 -con fstTTT (t :: (Type * Type * Type)) = t.1 -con sndTTT (t :: (Type * Type * Type)) = t.2 -con thdTTT (t :: (Type * Type * Type)) = t.3 +con fst = K1 ==> K2 ==> fn t :: (K1 * K2) => t.1 +con snd = K1 ==> K2 ==> fn t :: (K1 * K2) => t.2 +con fst3 = K1 ==> K2 ==> K3 ==> fn t :: (K1 * K2 * K3) => t.1 +con snd3 = K1 ==> K2 ==> K3 ==> fn t :: (K1 * K2 * K3) => t.2 +con thd3 = K1 ==> K2 ==> K3 ==> fn t :: (K1 * K2 * K3) => t.3 con mapUT = fn f :: Type => map (fn _ :: Unit => f) -- cgit v1.2.3