1/*
2 * Copyright (C) 2014 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#pragma once
27
28#include "JSDestructibleObject.h"
29#include "JavaScriptCallFrame.h"
30
31namespace Inspector {
32
33class JSJavaScriptCallFrame final : public JSC::JSDestructibleObject {
34public:
35 typedef JSC::JSDestructibleObject Base;
36 static const unsigned StructureFlags = Base::StructureFlags;
37
38 DECLARE_INFO;
39
40 static JSC::Structure* createStructure(JSC::VM& vm, JSC::JSGlobalObject* globalObject, JSC::JSValue prototype)
41 {
42 return JSC::Structure::create(vm, globalObject, prototype, JSC::TypeInfo(JSC::ObjectType, StructureFlags), info());
43 }
44
45 static JSJavaScriptCallFrame* create(JSC::VM& vm, JSC::Structure* structure, Ref<JavaScriptCallFrame>&& impl)
46 {
47 JSJavaScriptCallFrame* instance = new (NotNull, JSC::allocateCell<JSJavaScriptCallFrame>(vm.heap)) JSJavaScriptCallFrame(vm, structure, WTFMove(impl));
48 instance->finishCreation(vm);
49 return instance;
50 }
51
52 static JSC::JSObject* createPrototype(JSC::VM&, JSC::JSGlobalObject*);
53 static void destroy(JSC::JSCell*);
54
55 JavaScriptCallFrame& impl() const { return *m_impl; }
56 void releaseImpl();
57
58 // Functions.
59 JSC::JSValue evaluateWithScopeExtension(JSC::ExecState*);
60 JSC::JSValue scopeDescriptions(JSC::ExecState*);
61
62 // Attributes.
63 JSC::JSValue caller(JSC::ExecState*) const;
64 JSC::JSValue sourceID(JSC::ExecState*) const;
65 JSC::JSValue line(JSC::ExecState*) const;
66 JSC::JSValue column(JSC::ExecState*) const;
67 JSC::JSValue functionName(JSC::ExecState*) const;
68 JSC::JSValue scopeChain(JSC::ExecState*) const;
69 JSC::JSValue thisObject(JSC::ExecState*) const;
70 JSC::JSValue type(JSC::ExecState*) const;
71 JSC::JSValue isTailDeleted(JSC::ExecState*) const;
72
73 // Constants.
74 static const unsigned short GLOBAL_SCOPE = 0;
75 static const unsigned short WITH_SCOPE = 1;
76 static const unsigned short CLOSURE_SCOPE = 2;
77 static const unsigned short CATCH_SCOPE = 3;
78 static const unsigned short FUNCTION_NAME_SCOPE = 4;
79 static const unsigned short GLOBAL_LEXICAL_ENVIRONMENT_SCOPE = 5;
80 static const unsigned short NESTED_LEXICAL_SCOPE = 6;
81
82protected:
83 void finishCreation(JSC::VM&);
84
85private:
86 JSJavaScriptCallFrame(JSC::VM&, JSC::Structure*, Ref<JavaScriptCallFrame>&&);
87 ~JSJavaScriptCallFrame();
88
89 JavaScriptCallFrame* m_impl;
90};
91
92JSC::JSValue toJS(JSC::ExecState*, JSC::JSGlobalObject*, JavaScriptCallFrame*);
93
94} // namespace Inspector
95