From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 16:29:10 +0200
Subject: Adding upstream version 86.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 js/public/UniquePtr.h | 56 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 js/public/UniquePtr.h

(limited to 'js/public/UniquePtr.h')

diff --git a/js/public/UniquePtr.h b/js/public/UniquePtr.h
new file mode 100644
index 0000000000..d6bbb9ae61
--- /dev/null
+++ b/js/public/UniquePtr.h
@@ -0,0 +1,56 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: set ts=8 sts=2 et sw=2 tw=80:
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef js_UniquePtr_h
+#define js_UniquePtr_h
+
+#include "mozilla/UniquePtr.h"
+
+#include "js/Utility.h"
+
+namespace js {
+
+// Replacement for mozilla::UniquePtr that defaults to JS::DeletePolicy.
+template <typename T, typename D = JS::DeletePolicy<T>>
+using UniquePtr = mozilla::UniquePtr<T, D>;
+
+namespace detail {
+
+template <typename T>
+struct UniqueSelector {
+  typedef UniquePtr<T> SingleObject;
+};
+
+template <typename T>
+struct UniqueSelector<T[]> {
+  typedef UniquePtr<T[]> UnknownBound;
+};
+
+template <typename T, decltype(sizeof(int)) N>
+struct UniqueSelector<T[N]> {
+  typedef UniquePtr<T[N]> KnownBound;
+};
+
+}  // namespace detail
+
+// Replacement for mozilla::MakeUnique that correctly calls js_new and produces
+// a js::UniquePtr.
+template <typename T, typename... Args>
+typename detail::UniqueSelector<T>::SingleObject MakeUnique(Args&&... aArgs) {
+  return UniquePtr<T>(js_new<T>(std::forward<Args>(aArgs)...));
+}
+
+template <typename T>
+typename detail::UniqueSelector<T>::UnknownBound MakeUnique(
+    decltype(sizeof(int)) aN) = delete;
+
+template <typename T, typename... Args>
+typename detail::UniqueSelector<T>::KnownBound MakeUnique(Args&&... aArgs) =
+    delete;
+
+}  // namespace js
+
+#endif /* js_UniquePtr_h */
-- 
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