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| 1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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| 44 using ::v8::internal::Runtime; | 44 using ::v8::internal::Runtime; |
| 45 using ::v8::internal::Script; | 45 using ::v8::internal::Script; |
| 46 using ::v8::internal::SmartArrayPointer; | 46 using ::v8::internal::SmartArrayPointer; |
| 47 using ::v8::internal::SharedFunctionInfo; | 47 using ::v8::internal::SharedFunctionInfo; |
| 48 using ::v8::internal::String; | 48 using ::v8::internal::String; |
| 49 | 49 |
| 50 | 50 |
| 51 static void CheckFunctionName(v8::Handle<v8::Script> script, | 51 static void CheckFunctionName(v8::Handle<v8::Script> script, |
| 52 const char* func_pos_src, | 52 const char* func_pos_src, |
| 53 const char* ref_inferred_name) { | 53 const char* ref_inferred_name) { |
| 54 Isolate* isolate = Isolate::Current(); |
| 55 Factory* factory = isolate->factory(); |
| 56 |
| 54 // Get script source. | 57 // Get script source. |
| 55 Handle<Object> obj = v8::Utils::OpenHandle(*script); | 58 Handle<Object> obj = v8::Utils::OpenHandle(*script); |
| 56 Handle<SharedFunctionInfo> shared_function; | 59 Handle<SharedFunctionInfo> shared_function; |
| 57 if (obj->IsSharedFunctionInfo()) { | 60 if (obj->IsSharedFunctionInfo()) { |
| 58 shared_function = | 61 shared_function = |
| 59 Handle<SharedFunctionInfo>(SharedFunctionInfo::cast(*obj)); | 62 Handle<SharedFunctionInfo>(SharedFunctionInfo::cast(*obj)); |
| 60 } else { | 63 } else { |
| 61 shared_function = | 64 shared_function = |
| 62 Handle<SharedFunctionInfo>(JSFunction::cast(*obj)->shared()); | 65 Handle<SharedFunctionInfo>(JSFunction::cast(*obj)->shared()); |
| 63 } | 66 } |
| 64 Handle<Script> i_script(Script::cast(shared_function->script())); | 67 Handle<Script> i_script(Script::cast(shared_function->script())); |
| 65 CHECK(i_script->source()->IsString()); | 68 CHECK(i_script->source()->IsString()); |
| 66 Handle<String> script_src(String::cast(i_script->source())); | 69 Handle<String> script_src(String::cast(i_script->source())); |
| 67 | 70 |
| 68 // Find the position of a given func source substring in the source. | 71 // Find the position of a given func source substring in the source. |
| 69 Handle<String> func_pos_str = | 72 Handle<String> func_pos_str = |
| 70 FACTORY->NewStringFromAscii(CStrVector(func_pos_src)); | 73 factory->NewStringFromAscii(CStrVector(func_pos_src)); |
| 71 int func_pos = Runtime::StringMatch(Isolate::Current(), | 74 int func_pos = Runtime::StringMatch(isolate, |
| 72 script_src, | 75 script_src, |
| 73 func_pos_str, | 76 func_pos_str, |
| 74 0); | 77 0); |
| 75 CHECK_NE(0, func_pos); | 78 CHECK_NE(0, func_pos); |
| 76 | 79 |
| 77 #ifdef ENABLE_DEBUGGER_SUPPORT | 80 #ifdef ENABLE_DEBUGGER_SUPPORT |
| 78 // Obtain SharedFunctionInfo for the function. | 81 // Obtain SharedFunctionInfo for the function. |
| 79 Isolate::Current()->debug()->PrepareForBreakPoints(); | 82 isolate->debug()->PrepareForBreakPoints(); |
| 80 Object* shared_func_info_ptr = | 83 Object* shared_func_info_ptr = |
| 81 Isolate::Current()->debug()->FindSharedFunctionInfoInScript(i_script, | 84 isolate->debug()->FindSharedFunctionInfoInScript(i_script, func_pos); |
| 82 func_pos); | |
| 83 CHECK(shared_func_info_ptr != HEAP->undefined_value()); | 85 CHECK(shared_func_info_ptr != HEAP->undefined_value()); |
| 84 Handle<SharedFunctionInfo> shared_func_info( | 86 Handle<SharedFunctionInfo> shared_func_info( |
| 85 SharedFunctionInfo::cast(shared_func_info_ptr)); | 87 SharedFunctionInfo::cast(shared_func_info_ptr)); |
| 86 | 88 |
| 87 // Verify inferred function name. | 89 // Verify inferred function name. |
| 88 SmartArrayPointer<char> inferred_name = | 90 SmartArrayPointer<char> inferred_name = |
| 89 shared_func_info->inferred_name()->ToCString(); | 91 shared_func_info->inferred_name()->ToCString(); |
| 90 CHECK_EQ(ref_inferred_name, *inferred_name); | 92 CHECK_EQ(ref_inferred_name, *inferred_name); |
| 91 #endif // ENABLE_DEBUGGER_SUPPORT | 93 #endif // ENABLE_DEBUGGER_SUPPORT |
| 92 } | 94 } |
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| 473 " };\n" | 475 " };\n" |
| 474 " var foo = 10;\n" | 476 " var foo = 10;\n" |
| 475 " function f() {\n" | 477 " function f() {\n" |
| 476 " return wrapCode();\n" | 478 " return wrapCode();\n" |
| 477 " }\n" | 479 " }\n" |
| 478 " this.ref = f;\n" | 480 " this.ref = f;\n" |
| 479 "})()"); | 481 "})()"); |
| 480 script->Run(); | 482 script->Run(); |
| 481 CheckFunctionName(script, "return 2012", ""); | 483 CheckFunctionName(script, "return 2012", ""); |
| 482 } | 484 } |
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