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| 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| 2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
| 3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
| 4 | 4 |
| 5 #include "vm/object.h" | 5 #include "vm/object.h" |
| 6 | 6 |
| 7 #include "platform/assert.h" | 7 #include "platform/assert.h" |
| 8 #include "vm/assembler.h" | 8 #include "vm/assembler.h" |
| 9 #include "vm/bigint_operations.h" | 9 #include "vm/bigint_operations.h" |
| 10 #include "vm/bootstrap.h" | 10 #include "vm/bootstrap.h" |
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| 4680 name.CharAt(0) == '_') || | 4680 name.CharAt(0) == '_') || |
| 4681 (name.Length() >= 5 && | 4681 (name.Length() >= 5 && |
| 4682 (name.CharAt(4) == '_' && | 4682 (name.CharAt(4) == '_' && |
| 4683 (name.CharAt(0) == 'g' || name.CharAt(0) == 's') && | 4683 (name.CharAt(0) == 'g' || name.CharAt(0) == 's') && |
| 4684 name.CharAt(1) == 'e' && | 4684 name.CharAt(1) == 'e' && |
| 4685 name.CharAt(2) == 't' && | 4685 name.CharAt(2) == 't' && |
| 4686 name.CharAt(3) == ':')); | 4686 name.CharAt(3) == ':')); |
| 4687 } | 4687 } |
| 4688 | 4688 |
| 4689 | 4689 |
| 4690 RawField* Library::LookupFieldAllowPrivate(const String& name) const { |
| 4691 // First check if name is found in the local scope of the library. |
| 4692 Field& field = Field::Handle(LookupLocalField(name)); |
| 4693 if (!field.IsNull()) { |
| 4694 return field.raw(); |
| 4695 } |
| 4696 |
| 4697 // Do not look up private names in imported libraries. |
| 4698 if (ShouldBePrivate(name)) { |
| 4699 return Field::null(); |
| 4700 } |
| 4701 |
| 4702 // Now check if name is found in the top level scope of any imported |
| 4703 // libs. |
| 4704 const Array& imports = Array::Handle(this->imports()); |
| 4705 Library& import_lib = Library::Handle(); |
| 4706 for (intptr_t j = 0; j < this->num_imports(); j++) { |
| 4707 import_lib ^= imports.At(j); |
| 4708 |
| 4709 |
| 4710 field = import_lib.LookupLocalField(name); |
| 4711 if (!field.IsNull()) { |
| 4712 return field.raw(); |
| 4713 } |
| 4714 } |
| 4715 return Field::null(); |
| 4716 } |
| 4717 |
| 4718 |
| 4690 RawField* Library::LookupLocalField(const String& name) const { | 4719 RawField* Library::LookupLocalField(const String& name) const { |
| 4691 Isolate* isolate = Isolate::Current(); | 4720 Isolate* isolate = Isolate::Current(); |
| 4692 Field& field = Field::Handle(isolate, Field::null()); | 4721 Field& field = Field::Handle(isolate, Field::null()); |
| 4693 Object& obj = Object::Handle(isolate, Object::null()); | 4722 Object& obj = Object::Handle(isolate, Object::null()); |
| 4694 obj = LookupLocalObject(name); | 4723 obj = LookupLocalObject(name); |
| 4695 if (obj.IsNull() && ShouldBePrivate(name)) { | 4724 if (obj.IsNull() && ShouldBePrivate(name)) { |
| 4696 String& private_name = String::Handle(isolate, PrivateName(name)); | 4725 String& private_name = String::Handle(isolate, PrivateName(name)); |
| 4697 obj = LookupLocalObject(private_name); | 4726 obj = LookupLocalObject(private_name); |
| 4698 } | 4727 } |
| 4699 if (!obj.IsNull()) { | 4728 if (!obj.IsNull()) { |
| 4700 if (obj.IsField()) { | 4729 if (obj.IsField()) { |
| 4701 field ^= obj.raw(); | 4730 field ^= obj.raw(); |
| 4702 return field.raw(); | 4731 return field.raw(); |
| 4703 } | 4732 } |
| 4704 } | 4733 } |
| 4705 | 4734 |
| 4706 // No field found. | 4735 // No field found. |
| 4707 return Field::null(); | 4736 return Field::null(); |
| 4708 } | 4737 } |
| 4709 | 4738 |
| 4710 | 4739 |
| 4740 RawFunction* Library::LookupFunctionAllowPrivate(const String& name) const { |
| 4741 // First check if name is found in the local scope of the library. |
| 4742 Function& function = Function::Handle(LookupLocalFunction(name)); |
| 4743 if (!function.IsNull()) { |
| 4744 return function.raw(); |
| 4745 } |
| 4746 |
| 4747 // Do not look up private names in imported libraries. |
| 4748 if (ShouldBePrivate(name)) { |
| 4749 return Function::null(); |
| 4750 } |
| 4751 |
| 4752 // Now check if name is found in the top level scope of any imported |
| 4753 // libs. |
| 4754 const Array& imports = Array::Handle(this->imports()); |
| 4755 Library& import_lib = Library::Handle(); |
| 4756 for (intptr_t j = 0; j < this->num_imports(); j++) { |
| 4757 import_lib ^= imports.At(j); |
| 4758 |
| 4759 |
| 4760 function = import_lib.LookupLocalFunction(name); |
| 4761 if (!function.IsNull()) { |
| 4762 return function.raw(); |
| 4763 } |
| 4764 } |
| 4765 return Function::null(); |
| 4766 } |
| 4767 |
| 4768 |
| 4711 RawFunction* Library::LookupLocalFunction(const String& name) const { | 4769 RawFunction* Library::LookupLocalFunction(const String& name) const { |
| 4712 Isolate* isolate = Isolate::Current(); | 4770 Isolate* isolate = Isolate::Current(); |
| 4713 Function& function = Function::Handle(isolate, Function::null()); | 4771 Function& function = Function::Handle(isolate, Function::null()); |
| 4714 Object& obj = Object::Handle(isolate, Object::null()); | 4772 Object& obj = Object::Handle(isolate, Object::null()); |
| 4715 obj = LookupLocalObject(name); | 4773 obj = LookupLocalObject(name); |
| 4716 if (obj.IsNull() && ShouldBePrivate(name)) { | 4774 if (obj.IsNull() && ShouldBePrivate(name)) { |
| 4717 String& private_name = String::Handle(isolate, PrivateName(name)); | 4775 String& private_name = String::Handle(isolate, PrivateName(name)); |
| 4718 obj = LookupLocalObject(private_name); | 4776 obj = LookupLocalObject(private_name); |
| 4719 } | 4777 } |
| 4720 if (!obj.IsNull()) { | 4778 if (!obj.IsNull()) { |
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| 9132 const String& str = String::Handle(pattern()); | 9190 const String& str = String::Handle(pattern()); |
| 9133 const char* format = "JSRegExp: pattern=%s flags=%s"; | 9191 const char* format = "JSRegExp: pattern=%s flags=%s"; |
| 9134 intptr_t len = OS::SNPrint(NULL, 0, format, str.ToCString(), Flags()); | 9192 intptr_t len = OS::SNPrint(NULL, 0, format, str.ToCString(), Flags()); |
| 9135 char* chars = reinterpret_cast<char*>( | 9193 char* chars = reinterpret_cast<char*>( |
| 9136 Isolate::Current()->current_zone()->Allocate(len + 1)); | 9194 Isolate::Current()->current_zone()->Allocate(len + 1)); |
| 9137 OS::SNPrint(chars, (len + 1), format, str.ToCString(), Flags()); | 9195 OS::SNPrint(chars, (len + 1), format, str.ToCString(), Flags()); |
| 9138 return chars; | 9196 return chars; |
| 9139 } | 9197 } |
| 9140 | 9198 |
| 9141 } // namespace dart | 9199 } // namespace dart |
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