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1 /* | |
2 * Copyright (c) 2010, Google Inc. All rights reserved. | |
3 * | |
4 * Redistribution and use in source and binary forms, with or without | |
5 * modification, are permitted provided that the following conditions are | |
6 * met: | |
7 * | |
8 * * Redistributions of source code must retain the above copyright | |
9 * notice, this list of conditions and the following disclaimer. | |
10 * * Redistributions in binary form must reproduce the above | |
11 * copyright notice, this list of conditions and the following disclaimer | |
12 * in the documentation and/or other materials provided with the | |
13 * distribution. | |
14 * * Neither the name of Google Inc. nor the names of its | |
15 * contributors may be used to endorse or promote products derived from | |
16 * this software without specific prior written permission. | |
17 * | |
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
29 */ | |
30 | |
31 #ifndef ScriptDebugServer_h | |
32 #define ScriptDebugServer_h | |
33 | |
34 #include "bindings/v8/ScopedPersistent.h" | |
35 #include "core/InspectorBackendDispatcher.h" | |
36 #include "core/inspector/ScriptBreakpoint.h" | |
37 #include "core/inspector/ScriptCallStack.h" | |
38 #include "core/inspector/ScriptDebugListener.h" | |
39 #include "wtf/HashMap.h" | |
40 #include "wtf/Noncopyable.h" | |
41 #include "wtf/PassOwnPtr.h" | |
42 #include "wtf/Vector.h" | |
43 #include "wtf/text/StringHash.h" | |
44 #include "wtf/text/WTFString.h" | |
45 #include <v8-debug.h> | |
46 #include <v8.h> | |
47 | |
48 namespace WebCore { | |
49 | |
50 class ScriptState; | |
51 class ScriptController; | |
52 class ScriptDebugListener; | |
53 class ScriptSourceCode; | |
54 class ScriptValue; | |
55 class JavaScriptCallFrame; | |
56 | |
57 class ScriptDebugServer { | |
58 WTF_MAKE_NONCOPYABLE(ScriptDebugServer); | |
59 public: | |
60 String setBreakpoint(const String& sourceID, const ScriptBreakpoint&, int* a
ctualLineNumber, int* actualColumnNumber, bool interstatementLocation); | |
61 void removeBreakpoint(const String& breakpointId); | |
62 void clearBreakpoints(); | |
63 void setBreakpointsActivated(bool activated); | |
64 | |
65 enum PauseOnExceptionsState { | |
66 DontPauseOnExceptions, | |
67 PauseOnAllExceptions, | |
68 PauseOnUncaughtExceptions | |
69 }; | |
70 PauseOnExceptionsState pauseOnExceptionsState(); | |
71 void setPauseOnExceptionsState(PauseOnExceptionsState pauseOnExceptionsState
); | |
72 | |
73 void setPauseOnNextStatement(bool pause); | |
74 bool canBreakProgram(); | |
75 void breakProgram(); | |
76 void continueProgram(); | |
77 void stepIntoStatement(); | |
78 void stepOverStatement(); | |
79 void stepOutOfFunction(); | |
80 | |
81 bool setScriptSource(const String& sourceID, const String& newContent, bool
preview, String* error, RefPtr<TypeBuilder::Debugger::SetScriptSourceError>&, Sc
riptValue* newCallFrames, RefPtr<JSONObject>* result); | |
82 ScriptValue currentCallFrames(); | |
83 ScriptValue currentCallFramesForAsyncStack(); | |
84 PassRefPtrWillBeRawPtr<JavaScriptCallFrame> topCallFrameNoScopes(); | |
85 int frameCount(); | |
86 | |
87 class Task { | |
88 public: | |
89 virtual ~Task() { } | |
90 virtual void run() = 0; | |
91 }; | |
92 static void interruptAndRun(PassOwnPtr<Task>, v8::Isolate*); | |
93 void runPendingTasks(); | |
94 | |
95 bool isPaused(); | |
96 bool runningNestedMessageLoop() { return m_runningNestedMessageLoop; } | |
97 | |
98 v8::Local<v8::Value> functionScopes(v8::Handle<v8::Function>); | |
99 v8::Local<v8::Value> getInternalProperties(v8::Handle<v8::Object>&); | |
100 v8::Handle<v8::Value> setFunctionVariableValue(v8::Handle<v8::Value> functio
nValue, int scopeNumber, const String& variableName, v8::Handle<v8::Value> newVa
lue); | |
101 v8::Local<v8::Value> callDebuggerMethod(const char* functionName, int argc,
v8::Handle<v8::Value> argv[]); | |
102 | |
103 virtual void compileScript(ScriptState*, const String& expression, const Str
ing& sourceURL, String* scriptId, String* exceptionDetailsText, int* lineNumber,
int* columnNumber, RefPtrWillBeRawPtr<ScriptCallStack>* stackTrace); | |
104 virtual void clearCompiledScripts(); | |
105 virtual void runScript(ScriptState*, const String& scriptId, ScriptValue* re
sult, bool* wasThrown, String* exceptionDetailsText, int* lineNumber, int* colum
nNumber, RefPtrWillBeRawPtr<ScriptCallStack>* stackTrace); | |
106 virtual void setPreprocessorSource(const String&) { } | |
107 virtual void preprocessBeforeCompile(const v8::Debug::EventDetails&) { } | |
108 virtual PassOwnPtr<ScriptSourceCode> preprocess(LocalFrame*, const ScriptSou
rceCode&); | |
109 virtual String preprocessEventListener(LocalFrame*, const String& source, co
nst String& url, const String& functionName); | |
110 | |
111 virtual void muteWarningsAndDeprecations() { } | |
112 virtual void unmuteWarningsAndDeprecations() { } | |
113 | |
114 protected: | |
115 explicit ScriptDebugServer(v8::Isolate*); | |
116 virtual ~ScriptDebugServer(); | |
117 | |
118 virtual ScriptDebugListener* getDebugListenerForContext(v8::Handle<v8::Conte
xt>) = 0; | |
119 virtual void runMessageLoopOnPause(v8::Handle<v8::Context>) = 0; | |
120 virtual void quitMessageLoopOnPause() = 0; | |
121 | |
122 static void breakProgramCallback(const v8::FunctionCallbackInfo<v8::Value>&)
; | |
123 void handleProgramBreak(ScriptState* pausedScriptState, v8::Handle<v8::Objec
t> executionState, v8::Handle<v8::Value> exception, v8::Handle<v8::Array> hitBre
akpoints); | |
124 | |
125 static void v8DebugEventCallback(const v8::Debug::EventDetails& eventDetails
); | |
126 void handleV8DebugEvent(const v8::Debug::EventDetails& eventDetails); | |
127 | |
128 void dispatchDidParseSource(ScriptDebugListener* listener, v8::Handle<v8::Ob
ject> sourceObject); | |
129 | |
130 void ensureDebuggerScriptCompiled(); | |
131 void discardDebuggerScript(); | |
132 | |
133 PauseOnExceptionsState m_pauseOnExceptionsState; | |
134 ScopedPersistent<v8::Object> m_debuggerScript; | |
135 v8::Local<v8::Object> m_executionState; | |
136 RefPtr<ScriptState> m_pausedScriptState; | |
137 bool m_breakpointsActivated; | |
138 ScopedPersistent<v8::FunctionTemplate> m_breakProgramCallbackTemplate; | |
139 HashMap<String, OwnPtr<ScopedPersistent<v8::Script> > > m_compiledScripts; | |
140 v8::Isolate* m_isolate; | |
141 | |
142 private: | |
143 enum ScopeInfoDetails { | |
144 AllScopes, | |
145 FastAsyncScopes, | |
146 NoScopes // Should be the last option. | |
147 }; | |
148 | |
149 ScriptValue currentCallFramesInner(ScopeInfoDetails); | |
150 | |
151 PassRefPtrWillBeRawPtr<JavaScriptCallFrame> wrapCallFrames(int maximumLimit,
ScopeInfoDetails); | |
152 | |
153 bool m_runningNestedMessageLoop; | |
154 }; | |
155 | |
156 } // namespace WebCore | |
157 | |
158 | |
159 #endif // ScriptDebugServer_h | |
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