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 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of 14 * its contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#include "config.h" 30#include "DebuggerCallFrame.h" 31 32#include "JSFunction.h" 33#include "CodeBlock.h" 34#include "Interpreter.h" 35#include "Operations.h" 36#include "Parser.h" 37 38namespace JSC { 39 40String DebuggerCallFrame::functionName() const 41{ 42 if (!m_callFrame->codeBlock()) 43 return String(); 44 45 if (!m_callFrame->callee()) 46 return String(); 47 48 JSObject* function = m_callFrame->callee(); 49 if (!function || !function->inherits(&JSFunction::s_info)) 50 return String(); 51 return jsCast<JSFunction*>(function)->name(m_callFrame); 52} 53 54String DebuggerCallFrame::calculatedFunctionName() const 55{ 56 if (!m_callFrame->codeBlock()) 57 return String(); 58 59 JSObject* function = m_callFrame->callee(); 60 61 if (!function) 62 return String(); 63 64 return getCalculatedDisplayName(m_callFrame, function); 65} 66 67DebuggerCallFrame::Type DebuggerCallFrame::type() const 68{ 69 if (m_callFrame->callee()) 70 return FunctionType; 71 72 return ProgramType; 73} 74 75JSObject* DebuggerCallFrame::thisObject() const 76{ 77 CodeBlock* codeBlock = m_callFrame->codeBlock(); 78 if (!codeBlock) 79 return 0; 80 81 JSValue thisValue = m_callFrame->uncheckedR(codeBlock->thisRegister()).jsValue(); 82 if (!thisValue.isObject()) 83 return 0; 84 85 return asObject(thisValue); 86} 87 88JSValue DebuggerCallFrame::evaluate(const String& script, JSValue& exception) const 89{ 90 if (!m_callFrame->codeBlock()) 91 return JSValue(); 92 93 VM& vm = m_callFrame->vm(); 94 EvalExecutable* eval = EvalExecutable::create(m_callFrame, m_callFrame->codeBlock()->unlinkedCodeBlock()->codeCacheForEval(), makeSource(script), m_callFrame->codeBlock()->isStrictMode()); 95 if (vm.exception) { 96 exception = vm.exception; 97 vm.exception = JSValue(); 98 } 99 100 JSValue result = vm.interpreter->execute(eval, m_callFrame, thisObject(), m_callFrame->scope()); 101 if (vm.exception) { 102 exception = vm.exception; 103 vm.exception = JSValue(); 104 } 105 ASSERT(result); 106 return result; 107} 108 109} // namespace JSC 110