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
evaluate(ExecState * exec,const ArgList & args)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
thisObject(ExecState *) const49 JSValue JSJavaScriptCallFrame::thisObject(ExecState*) const
50 {
51 return impl()->thisObject() ? impl()->thisObject() : jsNull();
52 }
53
type(ExecState * exec) const54 JSValue JSJavaScriptCallFrame::type(ExecState* exec) const
55 {
56 switch (impl()->type()) {
57 case DebuggerCallFrame::FunctionType:
58 return jsString(exec, "function");
59 case DebuggerCallFrame::ProgramType:
60 return jsString(exec, "program");
61 }
62
63 ASSERT_NOT_REACHED();
64 return jsNull();
65 }
66
scopeChain(ExecState * exec) const67 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