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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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58 // in a particular script. It gets called from compiler all the time, but | 58 // in a particular script. It gets called from compiler all the time, but |
59 // actually records any data only when liveedit operation is in process; | 59 // actually records any data only when liveedit operation is in process; |
60 // in any other time this class is very cheap. | 60 // in any other time this class is very cheap. |
61 // | 61 // |
62 // The primary interest of the Tracker is to record function scope structures | 62 // The primary interest of the Tracker is to record function scope structures |
63 // in order to analyze whether function code maybe safely patched (with new | 63 // in order to analyze whether function code maybe safely patched (with new |
64 // code successfully reading existing data from function scopes). The Tracker | 64 // code successfully reading existing data from function scopes). The Tracker |
65 // also collects compiled function codes. | 65 // also collects compiled function codes. |
66 class LiveEditFunctionTracker { | 66 class LiveEditFunctionTracker { |
67 public: | 67 public: |
68 LiveEditFunctionTracker(FunctionLiteral* fun); | 68 explicit LiveEditFunctionTracker(FunctionLiteral* fun); |
69 ~LiveEditFunctionTracker(); | 69 ~LiveEditFunctionTracker(); |
70 void RecordFunctionCode(Handle<Code> code); | 70 void RecordFunctionCode(Handle<Code> code); |
71 void RecordFunctionScope(Scope* scope); | 71 void RecordFunctionScope(Scope* scope); |
72 | 72 |
73 static bool IsActive(); | 73 static bool IsActive(); |
74 }; | 74 }; |
75 | 75 |
76 } } // namespace v8::internal | 76 } } // namespace v8::internal |
77 | 77 |
78 #endif /* V*_LIVEEDIT_H_ */ | 78 #endif /* V*_LIVEEDIT_H_ */ |
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