1/* 2 * Copyright (C) 2010 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. AND ITS CONTRIBUTORS ``AS IS'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#include "config.h" 27#include "ImmutableDictionary.h" 28 29#include "APIArray.h" 30#include "APIString.h" 31 32namespace WebKit { 33 34RefPtr<ImmutableDictionary> ImmutableDictionary::create() 35{ 36 return create({ }); 37} 38 39RefPtr<ImmutableDictionary> ImmutableDictionary::create(MapType map) 40{ 41 return adoptRef(new ImmutableDictionary(WTF::move(map))); 42} 43 44ImmutableDictionary::ImmutableDictionary(MapType map) 45 : m_map(WTF::move(map)) 46{ 47} 48 49ImmutableDictionary::~ImmutableDictionary() 50{ 51} 52 53PassRefPtr<API::Array> ImmutableDictionary::keys() const 54{ 55 if (m_map.isEmpty()) 56 return API::Array::create(); 57 58 Vector<RefPtr<API::Object>> keys; 59 keys.reserveInitialCapacity(m_map.size()); 60 61 for (const auto& key : m_map.keys()) 62 keys.uncheckedAppend(API::String::create(key)); 63 64 return API::Array::create(WTF::move(keys)); 65} 66 67} // namespace WebKit 68