1 // Copyright 2017 the V8 project authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef V8_OBJECTS_JS_COLLECTION_INL_H_ 6 #define V8_OBJECTS_JS_COLLECTION_INL_H_ 7 8 #include "src/heap/heap-write-barrier-inl.h" 9 #include "src/objects/heap-object-inl.h" 10 #include "src/objects/js-collection-iterator-inl.h" 11 #include "src/objects/js-collection.h" 12 #include "src/objects/objects-inl.h" 13 #include "src/objects/ordered-hash-table-inl.h" 14 #include "src/roots/roots-inl.h" 15 16 // Has to be the last include (doesn't have include guards): 17 #include "src/objects/object-macros.h" 18 19 namespace v8 { 20 namespace internal { 21 22 #include "torque-generated/src/objects/js-collection-tq-inl.inc" 23 24 TQ_OBJECT_CONSTRUCTORS_IMPL(JSCollection) TQ_OBJECT_CONSTRUCTORS_IMPL(JSMap)25TQ_OBJECT_CONSTRUCTORS_IMPL(JSMap) 26 TQ_OBJECT_CONSTRUCTORS_IMPL(JSSet) 27 TQ_OBJECT_CONSTRUCTORS_IMPL(JSWeakCollection) 28 TQ_OBJECT_CONSTRUCTORS_IMPL(JSWeakMap) 29 TQ_OBJECT_CONSTRUCTORS_IMPL(JSWeakSet) 30 31 template <class Derived, class TableType> 32 OrderedHashTableIterator<Derived, TableType>::OrderedHashTableIterator( 33 Address ptr) 34 : JSCollectionIterator(ptr) {} 35 JSMapIterator(Address ptr)36JSMapIterator::JSMapIterator(Address ptr) 37 : OrderedHashTableIterator<JSMapIterator, OrderedHashMap>(ptr) { 38 SLOW_DCHECK(IsJSMapIterator()); 39 } 40 JSSetIterator(Address ptr)41JSSetIterator::JSSetIterator(Address ptr) 42 : OrderedHashTableIterator<JSSetIterator, OrderedHashSet>(ptr) { 43 SLOW_DCHECK(IsJSSetIterator()); 44 } 45 46 CAST_ACCESSOR(JSSetIterator) CAST_ACCESSOR(JSMapIterator)47CAST_ACCESSOR(JSMapIterator) 48 49 Object JSMapIterator::CurrentValue() { 50 OrderedHashMap table = OrderedHashMap::cast(this->table()); 51 int index = Smi::ToInt(this->index()); 52 DCHECK_GE(index, 0); 53 InternalIndex entry(index); 54 Object value = table.ValueAt(entry); 55 DCHECK(!value.IsTheHole()); 56 return value; 57 } 58 59 } // namespace internal 60 } // namespace v8 61 62 #include "src/objects/object-macros-undef.h" 63 64 #endif // V8_OBJECTS_JS_COLLECTION_INL_H_ 65