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Issue 1994973002: Revert of Refactor script position calculation (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 4 years, 7 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/accessors.h" 5 #include "src/accessors.h"
6 6
7 #include "src/api.h" 7 #include "src/api.h"
8 #include "src/contexts.h" 8 #include "src/contexts.h"
9 #include "src/deoptimizer.h" 9 #include "src/deoptimizer.h"
10 #include "src/execution.h" 10 #include "src/execution.h"
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431 Handle<AccessorInfo> Accessors::ScriptCompilationTypeInfo( 431 Handle<AccessorInfo> Accessors::ScriptCompilationTypeInfo(
432 Isolate* isolate, PropertyAttributes attributes) { 432 Isolate* isolate, PropertyAttributes attributes) {
433 Handle<String> name(isolate->factory()->InternalizeOneByteString( 433 Handle<String> name(isolate->factory()->InternalizeOneByteString(
434 STATIC_CHAR_VECTOR("compilation_type"))); 434 STATIC_CHAR_VECTOR("compilation_type")));
435 return MakeAccessor(isolate, name, &ScriptCompilationTypeGetter, nullptr, 435 return MakeAccessor(isolate, name, &ScriptCompilationTypeGetter, nullptr,
436 attributes); 436 attributes);
437 } 437 }
438 438
439 439
440 // 440 //
441 // Accessors::ScriptGetLineEnds
442 //
443
444
445 void Accessors::ScriptLineEndsGetter(
446 v8::Local<v8::Name> name,
447 const v8::PropertyCallbackInfo<v8::Value>& info) {
448 i::Isolate* isolate = reinterpret_cast<i::Isolate*>(info.GetIsolate());
449 HandleScope scope(isolate);
450 Handle<Object> object = Utils::OpenHandle(*info.Holder());
451 Handle<Script> script(
452 Script::cast(Handle<JSValue>::cast(object)->value()), isolate);
453 Script::InitLineEnds(script);
454 DCHECK(script->line_ends()->IsFixedArray());
455 Handle<FixedArray> line_ends(FixedArray::cast(script->line_ends()));
456 // We do not want anyone to modify this array from JS.
457 DCHECK(*line_ends == isolate->heap()->empty_fixed_array() ||
458 line_ends->map() == isolate->heap()->fixed_cow_array_map());
459 Handle<JSArray> js_array =
460 isolate->factory()->NewJSArrayWithElements(line_ends);
461 info.GetReturnValue().Set(Utils::ToLocal(js_array));
462 }
463
464
465 Handle<AccessorInfo> Accessors::ScriptLineEndsInfo(
466 Isolate* isolate, PropertyAttributes attributes) {
467 Handle<String> name(isolate->factory()->InternalizeOneByteString(
468 STATIC_CHAR_VECTOR("line_ends")));
469 return MakeAccessor(isolate, name, &ScriptLineEndsGetter, nullptr,
470 attributes);
471 }
472
473
474 //
441 // Accessors::ScriptSourceUrl 475 // Accessors::ScriptSourceUrl
442 // 476 //
443 477
444 478
445 void Accessors::ScriptSourceUrlGetter( 479 void Accessors::ScriptSourceUrlGetter(
446 v8::Local<v8::Name> name, 480 v8::Local<v8::Name> name,
447 const v8::PropertyCallbackInfo<v8::Value>& info) { 481 const v8::PropertyCallbackInfo<v8::Value>& info) {
448 i::Isolate* isolate = reinterpret_cast<i::Isolate*>(info.GetIsolate()); 482 i::Isolate* isolate = reinterpret_cast<i::Isolate*>(info.GetIsolate());
449 DisallowHeapAllocation no_allocation; 483 DisallowHeapAllocation no_allocation;
450 HandleScope scope(isolate); 484 HandleScope scope(isolate);
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1146 Isolate* isolate = name->GetIsolate(); 1180 Isolate* isolate = name->GetIsolate();
1147 Handle<AccessorInfo> info = MakeAccessor(isolate, name, &ModuleGetExport, 1181 Handle<AccessorInfo> info = MakeAccessor(isolate, name, &ModuleGetExport,
1148 &ModuleSetExport, attributes); 1182 &ModuleSetExport, attributes);
1149 info->set_data(Smi::FromInt(index)); 1183 info->set_data(Smi::FromInt(index));
1150 return info; 1184 return info;
1151 } 1185 }
1152 1186
1153 1187
1154 } // namespace internal 1188 } // namespace internal
1155 } // namespace v8 1189 } // namespace v8
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