From 1bf1084f2b10c3b47fd1a588d85d21ed0eb41d0c Mon Sep 17 00:00:00 2001
From: Lorry Tar Creator <lorry-tar-importer@lorry>
Date: Tue, 27 Jun 2017 06:07:23 +0000
Subject: webkitgtk-2.16.5

---
 Source/JavaScriptCore/inspector/AsyncStackTrace.h | 72 +++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 Source/JavaScriptCore/inspector/AsyncStackTrace.h

(limited to 'Source/JavaScriptCore/inspector/AsyncStackTrace.h')

diff --git a/Source/JavaScriptCore/inspector/AsyncStackTrace.h b/Source/JavaScriptCore/inspector/AsyncStackTrace.h
new file mode 100644
index 000000000..a618fe7af
--- /dev/null
+++ b/Source/JavaScriptCore/inspector/AsyncStackTrace.h
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2017 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#pragma once
+
+#include "InspectorProtocolObjects.h"
+#include <wtf/Forward.h>
+#include <wtf/RefCounted.h>
+
+namespace Inspector {
+
+class ScriptCallStack;
+
+class JS_EXPORT_PRIVATE AsyncStackTrace : public RefCounted<AsyncStackTrace> {
+public:
+    enum class State {
+        Pending,
+        Active,
+        Dispatched,
+        Canceled,
+    };
+
+    static RefPtr<AsyncStackTrace> create(Ref<ScriptCallStack>&&, bool singleShot, RefPtr<AsyncStackTrace> parent);
+
+    bool isPending() const;
+    bool isLocked() const;
+
+    void willDispatchAsyncCall(size_t maxDepth);
+    void didDispatchAsyncCall();
+    void didCancelAsyncCall();
+
+    RefPtr<Inspector::Protocol::Console::StackTrace> buildInspectorObject() const;
+
+    ~AsyncStackTrace();
+
+private:
+    AsyncStackTrace(Ref<ScriptCallStack>&&, bool, RefPtr<AsyncStackTrace>);
+
+    void truncate(size_t maxDepth);
+    void remove();
+
+    Ref<ScriptCallStack> m_callStack;
+    RefPtr<AsyncStackTrace> m_parent;
+    unsigned m_childCount { 0 };
+    State m_state { State::Pending };
+    bool m_truncated { false };
+    bool m_singleShot { true };
+};
+
+} // namespace Inspector
-- 
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