1/*
2 * Copyright (C) 2015 Apple Inc. All Rights Reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "JSGlobalLexicalEnvironment.h"
28
29#include "JSCInlines.h"
30
31namespace JSC {
32
33const ClassInfo JSGlobalLexicalEnvironment::s_info = { "JSGlobalLexicalEnvironment", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSGlobalLexicalEnvironment) };
34
35void JSGlobalLexicalEnvironment::destroy(JSCell* cell)
36{
37 static_cast<JSGlobalLexicalEnvironment*>(cell)->JSGlobalLexicalEnvironment::~JSGlobalLexicalEnvironment();
38}
39
40bool JSGlobalLexicalEnvironment::getOwnPropertySlot(JSObject* object, ExecState*, PropertyName propertyName, PropertySlot& slot)
41{
42 JSGlobalLexicalEnvironment* thisObject = jsCast<JSGlobalLexicalEnvironment*>(object);
43 return symbolTableGet(thisObject, propertyName, slot);
44}
45
46bool JSGlobalLexicalEnvironment::put(JSCell* cell, ExecState* exec, PropertyName propertyName, JSValue value, PutPropertySlot& slot)
47{
48 JSGlobalLexicalEnvironment* thisObject = jsCast<JSGlobalLexicalEnvironment*>(cell);
49 ASSERT(!Heap::heap(value) || Heap::heap(value) == Heap::heap(thisObject));
50 bool alwaysThrowWhenAssigningToConstProperty = true;
51 bool ignoreConstAssignmentError = slot.isInitialization();
52 bool putResult = false;
53 symbolTablePutTouchWatchpointSet(thisObject, exec, propertyName, value, alwaysThrowWhenAssigningToConstProperty, ignoreConstAssignmentError, putResult);
54 return putResult;
55}
56
57bool JSGlobalLexicalEnvironment::isConstVariable(UniquedStringImpl* impl)
58{
59 SymbolTableEntry entry = symbolTable()->get(impl);
60 ASSERT(!entry.isNull());
61 return entry.isReadOnly();
62}
63
64} // namespace JSC
65