From e5184d92a016575f85d1269b2af863c37cf7c294 Mon Sep 17 00:00:00 2001
From: Josh Hayes <joshjohayes@gmail.com>
Date: Thu, 29 Dec 2022 10:32:30 +0200
Subject: [PATCH] Adds holiday in lieu of Christmas on Sunday

---
 ql/time/calendars/southafrica.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/ql/time/calendars/southafrica.cpp b/ql/time/calendars/southafrica.cpp
index 4486a6377a6..c3764f7a261 100644
--- a/ql/time/calendars/southafrica.cpp
+++ b/ql/time/calendars/southafrica.cpp
@@ -73,6 +73,8 @@ namespace QuantLib {
             || (d == 22 && m == April && y == 2009)
             // one-shot: Election day 2016
             || (d == 3 && m == August && y == 2016)
+            // one-shot: In lieu of Christmas falling on Sunday in 2022
+            || (d == 27 && m == December && y == 2022)
             )
             return false; // NOLINT(readability-simplify-boolean-expr)
         return true;