From 27491702baaffcd3ce8bef9ca8d06ee3b453540b Mon Sep 17 00:00:00 2001
From: Tom Smeding <tom@tomsmeding.com>
Date: Tue, 4 Mar 2025 23:30:16 +0100
Subject: Add regression test for HEAD^

---
 src/Data.hs | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src')

diff --git a/src/Data.hs b/src/Data.hs
index 00790fe..155eeb3 100644
--- a/src/Data.hs
+++ b/src/Data.hs
@@ -43,6 +43,10 @@ unSList :: (forall t. f t -> a) -> SList f list -> [a]
 unSList _ SNil = []
 unSList f (x `SCons` l) = f x : unSList f l
 
+showSList :: (forall t. Int -> f t -> String) -> SList f list -> String
+showSList _ SNil = "SNil"
+showSList f (x `SCons` l) = f 11 x ++ " `SCons` " ++ showSList f l
+
 sappend :: SList f l1 -> SList f l2 -> SList f (Append l1 l2)
 sappend SNil l = l
 sappend (SCons x xs) l = SCons x (sappend xs l)
-- 
cgit v1.2.3-70-g09d2