1 /* 2 * Copyright (C) 2008 Apple 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 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef JavaScriptCallFrame_h 27 #define JavaScriptCallFrame_h 28 29 #if ENABLE(JAVASCRIPT_DEBUGGER) 30 31 #include <interpreter/CallFrame.h> 32 #include <wtf/PassRefPtr.h> 33 #include <wtf/RefCounted.h> 34 #include <debugger/DebuggerCallFrame.h> 35 36 namespace WebCore { 37 38 class String; 39 40 class JavaScriptCallFrame : public RefCounted<JavaScriptCallFrame> { 41 public: create(const JSC::DebuggerCallFrame & debuggerCallFrame,PassRefPtr<JavaScriptCallFrame> caller,intptr_t sourceID,int line)42 static PassRefPtr<JavaScriptCallFrame> create(const JSC::DebuggerCallFrame& debuggerCallFrame, PassRefPtr<JavaScriptCallFrame> caller, intptr_t sourceID, int line) 43 { 44 return adoptRef(new JavaScriptCallFrame(debuggerCallFrame, caller, sourceID, line)); 45 } 46 invalidate()47 void invalidate() { m_isValid = false; } isValid()48 bool isValid() const { return m_isValid; } 49 50 JavaScriptCallFrame* caller(); 51 sourceID()52 intptr_t sourceID() const { return m_sourceID; } line()53 int line() const { return m_line; } update(const JSC::DebuggerCallFrame & debuggerCallFrame,intptr_t sourceID,int line)54 void update(const JSC::DebuggerCallFrame& debuggerCallFrame, intptr_t sourceID, int line) 55 { 56 m_debuggerCallFrame = debuggerCallFrame; 57 m_line = line; 58 m_sourceID = sourceID; 59 } 60 61 String functionName() const; 62 JSC::DebuggerCallFrame::Type type() const; 63 const JSC::ScopeChainNode* scopeChain() const; 64 JSC::JSGlobalObject* dynamicGlobalObject() const; 65 66 JSC::JSObject* thisObject() const; 67 JSC::JSValue evaluate(const JSC::UString& script, JSC::JSValue& exception) const; 68 69 private: 70 JavaScriptCallFrame(const JSC::DebuggerCallFrame&, PassRefPtr<JavaScriptCallFrame> caller, intptr_t sourceID, int line); 71 72 JSC::DebuggerCallFrame m_debuggerCallFrame; 73 RefPtr<JavaScriptCallFrame> m_caller; 74 intptr_t m_sourceID; 75 int m_line; 76 bool m_isValid; 77 }; 78 79 } // namespace WebCore 80 81 #endif // ENABLE(JAVASCRIPT_DEBUGGER) 82 83 #endif // JavaScriptCallFrame_h 84