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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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/bootstrapper.h" | 5 #include "src/bootstrapper.h" |
6 | 6 |
7 #include "src/accessors.h" | 7 #include "src/accessors.h" |
8 #include "src/api-natives.h" | 8 #include "src/api-natives.h" |
9 #include "src/base/ieee754.h" | 9 #include "src/base/ieee754.h" |
10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
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1437 | 1437 |
1438 Handle<JSObject> string_iterator_prototype = | 1438 Handle<JSObject> string_iterator_prototype = |
1439 factory->NewJSObject(isolate->object_function(), TENURED); | 1439 factory->NewJSObject(isolate->object_function(), TENURED); |
1440 JSObject::ForceSetPrototype(string_iterator_prototype, iterator_prototype); | 1440 JSObject::ForceSetPrototype(string_iterator_prototype, iterator_prototype); |
1441 | 1441 |
1442 JSObject::AddProperty( | 1442 JSObject::AddProperty( |
1443 string_iterator_prototype, factory->to_string_tag_symbol(), | 1443 string_iterator_prototype, factory->to_string_tag_symbol(), |
1444 factory->NewStringFromAsciiChecked("String Iterator"), | 1444 factory->NewStringFromAsciiChecked("String Iterator"), |
1445 static_cast<PropertyAttributes>(DONT_ENUM | READ_ONLY)); | 1445 static_cast<PropertyAttributes>(DONT_ENUM | READ_ONLY)); |
1446 | 1446 |
1447 InstallFunction(string_iterator_prototype, "next", JS_OBJECT_TYPE, | 1447 Handle<JSFunction> next = |
1448 JSObject::kHeaderSize, MaybeHandle<JSObject>(), | 1448 InstallFunction(string_iterator_prototype, "next", JS_OBJECT_TYPE, |
1449 Builtins::kStringIteratorPrototypeNext); | 1449 JSObject::kHeaderSize, MaybeHandle<JSObject>(), |
| 1450 Builtins::kStringIteratorPrototypeNext); |
| 1451 |
| 1452 // Set the expected parameters for %StringIteratorPrototype%.next to 0 (not |
| 1453 // including the receiver), as required by the builtin. |
| 1454 next->shared()->set_internal_formal_parameter_count(0); |
| 1455 |
| 1456 // Set the length for the function to satisfy ECMA-262. |
| 1457 next->shared()->set_length(0); |
1450 | 1458 |
1451 Handle<JSFunction> string_iterator_function = CreateFunction( | 1459 Handle<JSFunction> string_iterator_function = CreateFunction( |
1452 isolate, factory->NewStringFromAsciiChecked("StringIterator"), | 1460 isolate, factory->NewStringFromAsciiChecked("StringIterator"), |
1453 JS_STRING_ITERATOR_TYPE, JSStringIterator::kSize, | 1461 JS_STRING_ITERATOR_TYPE, JSStringIterator::kSize, |
1454 string_iterator_prototype, Builtins::kIllegal); | 1462 string_iterator_prototype, Builtins::kIllegal); |
1455 native_context()->set_string_iterator_map( | 1463 native_context()->set_string_iterator_map( |
1456 string_iterator_function->initial_map()); | 1464 string_iterator_function->initial_map()); |
1457 } | 1465 } |
1458 | 1466 |
1459 { | 1467 { |
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4183 } | 4191 } |
4184 | 4192 |
4185 | 4193 |
4186 // Called when the top-level V8 mutex is destroyed. | 4194 // Called when the top-level V8 mutex is destroyed. |
4187 void Bootstrapper::FreeThreadResources() { | 4195 void Bootstrapper::FreeThreadResources() { |
4188 DCHECK(!IsActive()); | 4196 DCHECK(!IsActive()); |
4189 } | 4197 } |
4190 | 4198 |
4191 } // namespace internal | 4199 } // namespace internal |
4192 } // namespace v8 | 4200 } // namespace v8 |
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