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 #include "config.h" 27 #include "JSJavaScriptCallFrame.h" 28 29 #if ENABLE(JAVASCRIPT_DEBUGGER) 30 31 #include "JavaScriptCallFrame.h" 32 #include <runtime/ArrayPrototype.h> 33 34 using namespace JSC; 35 36 namespace WebCore { 37 38 JSValue JSJavaScriptCallFrame::evaluate(ExecState* exec, const ArgList& args) 39 { 40 JSValue exception; 41 JSValue result = impl()->evaluate(args.at(0).toString(exec), exception); 42 43 if (exception) 44 exec->setException(exception); 45 46 return result; 47 } 48 49 JSValue JSJavaScriptCallFrame::thisObject(ExecState*) const 50 { 51 return impl()->thisObject() ? impl()->thisObject() : jsNull(); 52 } 53 54 JSValue JSJavaScriptCallFrame::type(ExecState* exec) const 55 { 56 switch (impl()->type()) { 57 case DebuggerCallFrame::FunctionType: 58 return jsString(exec, UString("function")); 59 case DebuggerCallFrame::ProgramType: 60 return jsString(exec, UString("program")); 61 } 62 63 ASSERT_NOT_REACHED(); 64 return jsNull(); 65 } 66 67 JSValue JSJavaScriptCallFrame::scopeChain(ExecState* exec) const 68 { 69 if (!impl()->scopeChain()) 70 return jsNull(); 71 72 const ScopeChainNode* scopeChain = impl()->scopeChain(); 73 ScopeChainIterator iter = scopeChain->begin(); 74 ScopeChainIterator end = scopeChain->end(); 75 76 // we must always have something in the scope chain 77 ASSERT(iter != end); 78 79 MarkedArgumentBuffer list; 80 do { 81 list.append(*iter); 82 ++iter; 83 } while (iter != end); 84 85 return constructArray(exec, list); 86 } 87 88 } // namespace WebCore 89 90 #endif // ENABLE(JAVASCRIPT_DEBUGGER) 91