1 /*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "ecmascript/js_set.h"
17 #include "ecmascript/linked_hash_table.h"
18
19 namespace panda::ecmascript {
Add(JSThread * thread,const JSHandle<JSSet> & set,const JSHandle<JSTaggedValue> & value)20 void JSSet::Add(JSThread *thread, const JSHandle<JSSet> &set, const JSHandle<JSTaggedValue> &value)
21 {
22 if (!LinkedHashSet::IsKey(value.GetTaggedValue())) {
23 // throw error
24 THROW_TYPE_ERROR(thread, "the value must be Key of JSSet");
25 }
26 JSHandle<LinkedHashSet> setHandle(thread, LinkedHashSet::Cast(set->GetLinkedSet().GetTaggedObject()));
27
28 JSHandle<LinkedHashSet> newSet = LinkedHashSet::Add(thread, setHandle, value);
29 set->SetLinkedSet(thread, newSet);
30 }
31
Delete(const JSThread * thread,const JSHandle<JSSet> & set,const JSHandle<JSTaggedValue> & value)32 bool JSSet::Delete(const JSThread *thread, const JSHandle<JSSet> &set, const JSHandle<JSTaggedValue> &value)
33 {
34 JSHandle<LinkedHashSet> setHandle(thread, LinkedHashSet::Cast(set->GetLinkedSet().GetTaggedObject()));
35 int entry = setHandle->FindElement(thread, value.GetTaggedValue());
36 if (entry == -1) {
37 return false;
38 }
39 setHandle->RemoveEntry(thread, entry);
40 return true;
41 }
42
Clear(const JSThread * thread,const JSHandle<JSSet> & set)43 void JSSet::Clear(const JSThread *thread, const JSHandle<JSSet> &set)
44 {
45 LinkedHashSet *linkedSet = LinkedHashSet::Cast(set->GetLinkedSet().GetTaggedObject());
46 JSHandle<LinkedHashSet> setHandle(thread, LinkedHashSet::Cast(set->GetLinkedSet().GetTaggedObject()));
47 JSHandle<LinkedHashSet> newSet = linkedSet->Clear(thread, setHandle);
48 set->SetLinkedSet(thread, newSet);
49 }
50
Has(const JSThread * thread,JSTaggedValue value) const51 bool JSSet::Has(const JSThread *thread, JSTaggedValue value) const
52 {
53 return LinkedHashSet::Cast(GetLinkedSet().GetTaggedObject())->Has(thread, value);
54 }
55
GetSize() const56 uint32_t JSSet::GetSize() const
57 {
58 return LinkedHashSet::Cast(GetLinkedSet().GetTaggedObject())->NumberOfElements();
59 }
60
GetValue(int entry) const61 JSTaggedValue JSSet::GetValue(int entry) const
62 {
63 ASSERT_PRINT(entry >= 0 && static_cast<uint32_t>(entry) < GetSize(),
64 "entry must be non-negative integer less than capacity");
65 return LinkedHashSet::Cast(GetLinkedSet().GetTaggedObject())->GetValue(entry);
66 }
67 } // namespace panda::ecmascript
68