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| 1 /* |
| 2 * Copyright (C) 2014 Google 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 are |
| 6 * met: |
| 7 * |
| 8 * * Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. |
| 10 * * Redistributions in binary form must reproduce the above |
| 11 * copyright notice, this list of conditions and the following disclaimer |
| 12 * in the documentation and/or other materials provided with the |
| 13 * distribution. |
| 14 * * Neither the name of Google Inc. nor the names of its |
| 15 * contributors may be used to endorse or promote products derived from |
| 16 * this software without specific prior written permission. |
| 17 * |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 29 */ |
| 30 |
| 31 #ifndef StackTrace_h |
| 32 #define StackTrace_h |
| 33 |
| 34 #include "bindings/common/ScriptValue.h" |
| 35 #include <dart_debugger_api.h> |
| 36 |
| 37 namespace WebCore { |
| 38 |
| 39 class JSONValue; |
| 40 class ScriptState; |
| 41 class V8ScriptState; |
| 42 |
| 43 class StackTrace { |
| 44 public: |
| 45 explicit StackTrace() |
| 46 { |
| 47 m_isJavaScript = true; |
| 48 m_dartStackTrace = 0; |
| 49 } |
| 50 |
| 51 explicit StackTrace(const ScriptValue& stackTrace) |
| 52 { |
| 53 m_isJavaScript = true; |
| 54 m_scriptValue = stackTrace; |
| 55 m_dartStackTrace = 0; |
| 56 } |
| 57 |
| 58 explicit StackTrace(Dart_StackTrace stackTrace) |
| 59 { |
| 60 m_isJavaScript = false; |
| 61 m_dartStackTrace = stackTrace; |
| 62 } |
| 63 |
| 64 bool isJavaScript() const |
| 65 { |
| 66 return m_isJavaScript; |
| 67 } |
| 68 |
| 69 ScriptValue asJavaScript() const |
| 70 { |
| 71 ASSERT(m_isJavaScript); |
| 72 return m_scriptValue; |
| 73 } |
| 74 |
| 75 Dart_StackTrace asDart() const |
| 76 { |
| 77 ASSERT(!m_isJavaScript); |
| 78 return m_dartStackTrace; |
| 79 } |
| 80 |
| 81 bool isNull() const |
| 82 { |
| 83 return m_isJavaScript ? m_scriptValue.isNull() : !m_dartStackTrace; |
| 84 } |
| 85 |
| 86 private: |
| 87 bool m_isJavaScript; |
| 88 ScriptValue m_scriptValue; |
| 89 Dart_StackTrace m_dartStackTrace; |
| 90 }; |
| 91 |
| 92 class ActivationFrame { |
| 93 public: |
| 94 explicit ActivationFrame() |
| 95 { |
| 96 m_isJavaScript = true; |
| 97 m_dartActivationFrame = 0; |
| 98 } |
| 99 |
| 100 explicit ActivationFrame(const ScriptValue& activationFrame) |
| 101 { |
| 102 m_isJavaScript = true; |
| 103 m_scriptValue = activationFrame; |
| 104 m_dartActivationFrame = 0; |
| 105 } |
| 106 |
| 107 explicit ActivationFrame(Dart_ActivationFrame activationFrame) |
| 108 { |
| 109 m_isJavaScript = false; |
| 110 m_dartActivationFrame = activationFrame; |
| 111 } |
| 112 |
| 113 bool isJavaScript() const { return m_isJavaScript; } |
| 114 ScriptValue asJavaScript() const |
| 115 { |
| 116 ASSERT(m_isJavaScript); |
| 117 return m_scriptValue; |
| 118 } |
| 119 |
| 120 Dart_ActivationFrame asDart() const |
| 121 { |
| 122 ASSERT(!m_isJavaScript); |
| 123 return m_dartActivationFrame; |
| 124 } |
| 125 |
| 126 private: |
| 127 bool m_isJavaScript; |
| 128 ScriptValue m_scriptValue; |
| 129 Dart_ActivationFrame m_dartActivationFrame; |
| 130 }; |
| 131 |
| 132 } // namespace WebCore |
| 133 |
| 134 #endif // StackTrace_h |
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