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/*
* Copyright (C) 2008, 2013, 2014 Apple Inc. All rights reserved.
* Copyright (C) 2010-2011 Google 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.
* 3. Neither the name of Apple Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE 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 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 "Debugger.h"
#include "ScriptBreakpoint.h"
#include "ScriptDebugListener.h"
#include <wtf/Function.h>
#include <wtf/HashMap.h>
#include <wtf/HashSet.h>
#include <wtf/text/WTFString.h>
namespace JSC {
class CallFrame;
class JSGlobalObject;
class VM;
using ExecState = CallFrame;
}
namespace Inspector {
class JS_EXPORT_PRIVATE ScriptDebugServer : public JSC::Debugger {
WTF_MAKE_NONCOPYABLE(ScriptDebugServer);
WTF_MAKE_FAST_ALLOCATED;
public:
// FIXME: Move BreakpointAction handling into JSC::Debugger or InspectorDebuggerAgent.
void setBreakpointActions(JSC::BreakpointID, const ScriptBreakpoint&);
void removeBreakpointActions(JSC::BreakpointID);
void clearBreakpointActions();
const BreakpointActions& getActionsForBreakpoint(JSC::BreakpointID);
void addListener(ScriptDebugListener*);
void removeListener(ScriptDebugListener*, bool isBeingDestroyed);
protected:
ScriptDebugServer(JSC::VM&);
~ScriptDebugServer();
virtual void attachDebugger() = 0;
virtual void detachDebugger(bool isBeingDestroyed) = 0;
virtual void didPause(JSC::JSGlobalObject*) = 0;
virtual void didContinue(JSC::JSGlobalObject*) = 0;
virtual void runEventLoopWhilePaused() = 0;
virtual bool isContentScript(JSC::ExecState*) const = 0;
virtual void reportException(JSC::ExecState*, JSC::Exception*) const = 0;
bool evaluateBreakpointAction(const ScriptBreakpointAction&);
bool canDispatchFunctionToListeners() const;
void dispatchFunctionToListeners(Function<void(ScriptDebugListener&)> callback);
bool m_doneProcessingDebuggerEvents { true };
private:
typedef HashMap<JSC::BreakpointID, BreakpointActions> BreakpointIDToActionsMap;
void sourceParsed(JSC::ExecState*, JSC::SourceProvider*, int errorLine, const String& errorMsg) final;
void willRunMicrotask() final;
void didRunMicrotask() final;
void handleBreakpointHit(JSC::JSGlobalObject*, const JSC::Breakpoint&) final;
void handleExceptionInBreakpointCondition(JSC::ExecState*, JSC::Exception*) const final;
void handlePause(JSC::JSGlobalObject*, JSC::Debugger::ReasonForPause) final;
void notifyDoneProcessingDebuggerEvents() final;
JSC::JSValue exceptionOrCaughtValue(JSC::ExecState*);
BreakpointIDToActionsMap m_breakpointIDToActions;
HashSet<ScriptDebugListener*> m_listeners;
bool m_callingListeners { false };
unsigned m_nextProbeSampleId { 1 };
unsigned m_currentProbeBatchId { 0 };
};
} // namespace Inspector