1 files changed, 32 insertions, 0 deletions
diff --git a/js/src/threading/Thread.cpp b/js/src/threading/Thread.cpp
new file mode 100644
index 0000000000..26b1cfe429
--- /dev/null
+++ b/js/src/threading/Thread.cpp
@@ -0,0 +1,32 @@
+/* -*- 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/. */
+
+#include "threading/Thread.h"
+#include "mozilla/Assertions.h"
+
+namespace js {
+
+Thread::~Thread() { MOZ_RELEASE_ASSERT(!joinable()); }
+
+Thread::Thread(Thread&& aOther) {
+  id_ = aOther.id_;
+  aOther.id_ = ThreadId();
+  options_ = aOther.options_;
+}
+
+Thread& Thread::operator=(Thread&& aOther) {
+  MOZ_RELEASE_ASSERT(!joinable());
+  id_ = aOther.id_;
+  aOther.id_ = ThreadId();
+  options_ = aOther.options_;
+  return *this;
+}
+
+ThreadId Thread::get_id() { return id_; }
+
+bool Thread::joinable() { return id_ != ThreadId(); }
+
+}  // namespace js