From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 16:29:10 +0200 Subject: Adding upstream version 86.0.1. Signed-off-by: Daniel Baumann --- js/src/builtin/intl/ScopedICUObject.h | 43 +++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 js/src/builtin/intl/ScopedICUObject.h (limited to 'js/src/builtin/intl/ScopedICUObject.h') diff --git a/js/src/builtin/intl/ScopedICUObject.h b/js/src/builtin/intl/ScopedICUObject.h new file mode 100644 index 0000000000..557a7e4bd6 --- /dev/null +++ b/js/src/builtin/intl/ScopedICUObject.h @@ -0,0 +1,43 @@ +/* -*- 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 builtin_intl_ScopedICUObject_h +#define builtin_intl_ScopedICUObject_h + +/* + * A simple RAII class to assure ICU objects are automatically deallocated at + * scope end. Unfortunately, ICU's C++ API is uniformly unstable, so we can't + * use its smart pointers for this. + */ + +namespace js { + +template +class ScopedICUObject { + T* ptr_; + + public: + explicit ScopedICUObject(T* ptr) : ptr_(ptr) {} + + ~ScopedICUObject() { + if (ptr_) { + Delete(ptr_); + } + } + + // In cases where an object should be deleted on abnormal exits, + // but returned to the caller if everything goes well, call forget() + // to transfer the object just before returning. + T* forget() { + T* tmp = ptr_; + ptr_ = nullptr; + return tmp; + } +}; + +} // namespace js + +#endif /* builtin_intl_ScopedICUObject_h */ -- cgit v1.2.3