From a6a2fe933e0103464c1a357f987ad10e3bcf6622 Mon Sep 17 00:00:00 2001
From: Neil <nyamatongwe@gmail.com>
Date: Wed, 14 Feb 2024 20:51:23 +1100
Subject: Ensure no exceptions when deleting undo history.

---
 src/UndoHistory.cxx | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'src/UndoHistory.cxx')

diff --git a/src/UndoHistory.cxx b/src/UndoHistory.cxx
index 9c1b89c94..1a956b998 100644
--- a/src/UndoHistory.cxx
+++ b/src/UndoHistory.cxx
@@ -173,6 +173,11 @@ bool UndoActions::AtStart(size_t index) const noexcept {
 	return !types[index-1].mayCoalesce;
 }
 
+void ScrapStack::Clear() noexcept {
+	stack.clear();
+	current = 0;
+}
+
 const char *ScrapStack::Push(const char *text, size_t length) {
 	if (current < stack.length()) {
 		stack.resize(current);
@@ -341,7 +346,7 @@ void UndoHistory::DeleteUndoHistory() noexcept {
 	currentAction = 0;
 	savePoint = 0;
 	tentativePoint = -1;
-	scraps = std::make_unique<ScrapStack>();
+	scraps->Clear();
 	memory = {};
 }
 
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