Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013 Google 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 are |
| 6 | * met: |
| 7 | * |
| 8 | * * Redistributions of source code must retain the above copyright |
| 9 | * notice, this list of conditions and the following disclaimer. |
| 10 | * * Redistributions in binary form must reproduce the above |
| 11 | * copyright notice, this list of conditions and the following disclaimer |
| 12 | * in the documentation and/or other materials provided with the |
| 13 | * distribution. |
| 14 | * * Neither the name of Google Inc. nor the names of its |
| 15 | * contributors may be used to endorse or promote products derived from |
| 16 | * this software without specific prior written permission. |
| 17 | * |
| 18 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 19 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 20 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 21 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 22 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 23 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 24 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 25 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 26 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 27 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 28 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 29 | */ |
| 30 | |
| 31 | #ifndef CustomElementDescriptorHash_h |
| 32 | #define CustomElementDescriptorHash_h |
| 33 | |
| 34 | #include "core/dom/CustomElementDescriptor.h" |
| 35 | #include "wtf/HashFunctions.h" |
| 36 | #include "wtf/HashTraits.h" |
| 37 | #include "wtf/text/AtomicStringHash.h" |
| 38 | |
| 39 | namespace WebCore { |
| 40 | |
| 41 | struct CustomElementDescriptorHash { |
| 42 | static unsigned hash(const CustomElementDescriptor& descriptor) |
| 43 | { |
| 44 | return WTF::pairIntHash(AtomicStringHash::hash(descriptor.type()), WTF::pairIntHash(AtomicStringHash::hash(descriptor.namespaceURI()), AtomicStringHash::hash(descriptor.localName()))); |
| 45 | } |
| 46 | |
| 47 | static bool equal(const CustomElementDescriptor& a, const CustomElementDescriptor& b) |
| 48 | { |
| 49 | return a == b; |
| 50 | } |
| 51 | |
| 52 | static const bool safeToCompareToEmptyOrDeleted = true; |
| 53 | }; |
| 54 | |
| 55 | } // namespace WebCore |
| 56 | |
| 57 | namespace WTF { |
| 58 | |
| 59 | template<> |
| 60 | struct HashTraits<WebCore::CustomElementDescriptor> : SimpleClassHashTraits<WebCore::CustomElementDescriptor> { |
| 61 | static const bool emptyValueIsZero = HashTraits<AtomicString>::emptyValueIsZero; |
| 62 | }; |
| 63 | |
| 64 | } // namespace WTF |
| 65 | |
| 66 | #endif // CustomElementDescriptorHash |