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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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37 #include "wtf/HashSet.h" | 37 #include "wtf/HashSet.h" |
38 #include "wtf/Noncopyable.h" | 38 #include "wtf/Noncopyable.h" |
39 #include "wtf/PassRefPtr.h" | 39 #include "wtf/PassRefPtr.h" |
40 #include "wtf/RefPtr.h" | 40 #include "wtf/RefPtr.h" |
41 | 41 |
42 namespace WebCore { | 42 namespace WebCore { |
43 | 43 |
44 class EventListener; | 44 class EventListener; |
45 class EventTarget; | 45 class EventTarget; |
46 class ExecutionContext; | 46 class ExecutionContext; |
| 47 class ExecutionContextTask; |
47 class MutationObserver; | 48 class MutationObserver; |
48 class XMLHttpRequest; | 49 class XMLHttpRequest; |
49 | 50 |
50 class AsyncCallStackTracker { | 51 class AsyncCallStackTracker { |
51 WTF_MAKE_NONCOPYABLE(AsyncCallStackTracker); | 52 WTF_MAKE_NONCOPYABLE(AsyncCallStackTracker); |
52 public: | 53 public: |
53 class AsyncCallStack : public RefCounted<AsyncCallStack> { | 54 class AsyncCallStack : public RefCounted<AsyncCallStack> { |
54 public: | 55 public: |
55 AsyncCallStack(const String&, const ScriptValue&); | 56 AsyncCallStack(const String&, const ScriptValue&); |
56 ~AsyncCallStack(); | 57 ~AsyncCallStack(); |
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92 void didRemoveAllEventListeners(EventTarget*); | 93 void didRemoveAllEventListeners(EventTarget*); |
93 void willHandleEvent(EventTarget*, const AtomicString& eventType, EventListe
ner*, bool useCapture); | 94 void willHandleEvent(EventTarget*, const AtomicString& eventType, EventListe
ner*, bool useCapture); |
94 | 95 |
95 void willLoadXHR(XMLHttpRequest*, const ScriptValue& callFrames); | 96 void willLoadXHR(XMLHttpRequest*, const ScriptValue& callFrames); |
96 | 97 |
97 void didEnqueueMutationRecord(ExecutionContext*, MutationObserver*, const Sc
riptValue& callFrames); | 98 void didEnqueueMutationRecord(ExecutionContext*, MutationObserver*, const Sc
riptValue& callFrames); |
98 bool hasEnqueuedMutationRecord(ExecutionContext*, MutationObserver*); | 99 bool hasEnqueuedMutationRecord(ExecutionContext*, MutationObserver*); |
99 void didClearAllMutationRecords(ExecutionContext*, MutationObserver*); | 100 void didClearAllMutationRecords(ExecutionContext*, MutationObserver*); |
100 void willDeliverMutationRecords(ExecutionContext*, MutationObserver*); | 101 void willDeliverMutationRecords(ExecutionContext*, MutationObserver*); |
101 | 102 |
| 103 void didPostPromiseTask(ExecutionContext*, ExecutionContextTask*, bool isRes
olved, const ScriptValue& callFrames); |
| 104 void willPerformPromiseTask(ExecutionContext*, ExecutionContextTask*); |
| 105 |
102 void didFireAsyncCall(); | 106 void didFireAsyncCall(); |
103 void clear(); | 107 void clear(); |
104 | 108 |
105 private: | 109 private: |
106 void willHandleXHREvent(XMLHttpRequest*, EventTarget*, const AtomicString& e
ventType); | 110 void willHandleXHREvent(XMLHttpRequest*, EventTarget*, const AtomicString& e
ventType); |
107 | 111 |
108 PassRefPtr<AsyncCallChain> createAsyncCallChain(const String& description, c
onst ScriptValue& callFrames); | 112 PassRefPtr<AsyncCallChain> createAsyncCallChain(const String& description, c
onst ScriptValue& callFrames); |
109 void setCurrentAsyncCallChain(PassRefPtr<AsyncCallChain>); | 113 void setCurrentAsyncCallChain(PassRefPtr<AsyncCallChain>); |
110 void clearCurrentAsyncCallChain(); | 114 void clearCurrentAsyncCallChain(); |
111 static void ensureMaxAsyncCallChainDepth(AsyncCallChain*, unsigned); | 115 static void ensureMaxAsyncCallChainDepth(AsyncCallChain*, unsigned); |
112 static bool validateCallFrames(const ScriptValue& callFrames); | 116 static bool validateCallFrames(const ScriptValue& callFrames); |
113 | 117 |
114 class ExecutionContextData; | 118 class ExecutionContextData; |
115 ExecutionContextData* createContextDataIfNeeded(ExecutionContext*); | 119 ExecutionContextData* createContextDataIfNeeded(ExecutionContext*); |
116 | 120 |
117 unsigned m_maxAsyncCallStackDepth; | 121 unsigned m_maxAsyncCallStackDepth; |
118 RefPtr<AsyncCallChain> m_currentAsyncCallChain; | 122 RefPtr<AsyncCallChain> m_currentAsyncCallChain; |
119 unsigned m_nestedAsyncCallCount; | 123 unsigned m_nestedAsyncCallCount; |
120 typedef HashMap<ExecutionContext*, ExecutionContextData*> ExecutionContextDa
taMap; | 124 typedef HashMap<ExecutionContext*, ExecutionContextData*> ExecutionContextDa
taMap; |
121 ExecutionContextDataMap m_executionContextDataMap; | 125 ExecutionContextDataMap m_executionContextDataMap; |
122 }; | 126 }; |
123 | 127 |
124 } // namespace WebCore | 128 } // namespace WebCore |
125 | 129 |
126 #endif // !defined(AsyncCallStackTracker_h) | 130 #endif // !defined(AsyncCallStackTracker_h) |
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