| // Copyright 2014 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "src/property.h" |
| |
| #include "src/handles-inl.h" |
| #include "src/ostreams.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| void LookupResult::Iterate(ObjectVisitor* visitor) { |
| LookupResult* current = this; // Could be NULL. |
| while (current != NULL) { |
| visitor->VisitPointer(bit_cast<Object**>(¤t->holder_)); |
| visitor->VisitPointer(bit_cast<Object**>(¤t->transition_)); |
| current = current->next_; |
| } |
| } |
| |
| |
| std::ostream& operator<<(std::ostream& os, const LookupResult& r) { |
| if (!r.IsFound()) return os << "Not Found\n"; |
| |
| os << "LookupResult:\n"; |
| if (r.IsTransition()) { |
| os << " -transition target:\n" << Brief(r.GetTransitionTarget()) << "\n"; |
| } |
| return os; |
| } |
| |
| |
| std::ostream& operator<<(std::ostream& os, |
| const PropertyAttributes& attributes) { |
| os << "["; |
| os << (((attributes & READ_ONLY) == 0) ? "W" : "_"); // writable |
| os << (((attributes & DONT_ENUM) == 0) ? "E" : "_"); // enumerable |
| os << (((attributes & DONT_DELETE) == 0) ? "C" : "_"); // configurable |
| os << "]"; |
| return os; |
| } |
| |
| |
| std::ostream& operator<<(std::ostream& os, const PropertyDetails& details) { |
| os << "("; |
| switch (details.type()) { |
| case NORMAL: |
| os << "normal: dictionary_index: " << details.dictionary_index(); |
| break; |
| case CONSTANT: |
| os << "constant: p: " << details.pointer(); |
| break; |
| case FIELD: |
| os << "field: " << details.representation().Mnemonic() |
| << ", field_index: " << details.field_index() |
| << ", p: " << details.pointer(); |
| break; |
| case CALLBACKS: |
| os << "callbacks: p: " << details.pointer(); |
| break; |
| } |
| os << ", attrs: " << details.attributes() << ")"; |
| return os; |
| } |
| |
| |
| std::ostream& operator<<(std::ostream& os, const Descriptor& d) { |
| return os << "Descriptor " << Brief(*d.GetKey()) << " @ " |
| << Brief(*d.GetValue()) << " " << d.GetDetails(); |
| } |
| |
| } } // namespace v8::internal |