From 4210e8538e6e0adf3af7badeab33c619f3db9497 Mon Sep 17 00:00:00 2001 From: Taylan Kammer Date: Fri, 26 Dec 2025 07:09:36 +0100 Subject: Add a note, expand other notes, add dates into notes. --- notes/250210-records.md | 2 ++ 1 file changed, 2 insertions(+) (limited to 'notes/250210-records.md') diff --git a/notes/250210-records.md b/notes/250210-records.md index b93e0c3..02772f5 100644 --- a/notes/250210-records.md +++ b/notes/250210-records.md @@ -1,5 +1,7 @@ # Subtyping of record types +_2025 February_ + It's a serious limitation of SRFI 9 that it doesn't allow creating subtypes with additional fields. This is an invaluable strategy for representing a hierarchy of types, which are ubiquitious in real life -- cgit v1.2.3