| /* |
| * Copyright (C) 2013 Google, Inc. All Rights Reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef HTMLToken_h |
| #define HTMLToken_h |
| |
| #include <stddef.h> |
| #include <vector> |
| |
| #include "base/macros.h" |
| #include "ios/third_party/blink/src/html_tokenizer_adapter.h" |
| |
| namespace WebCore { |
| |
| class HTMLToken { |
| public: |
| enum Type { |
| Uninitialized, |
| DOCTYPE, |
| StartTag, |
| EndTag, |
| Comment, |
| Character, |
| EndOfFile, |
| }; |
| |
| HTMLToken(); |
| ~HTMLToken(); |
| |
| void clear() |
| { |
| m_type = Uninitialized; |
| m_data.clear(); |
| } |
| |
| Type type() const { return m_type; } |
| |
| void makeEndOfFile() |
| { |
| ASSERT(m_type == Uninitialized); |
| m_type = EndOfFile; |
| } |
| |
| void appendToName(LChar character) |
| { |
| ASSERT(m_type == StartTag || m_type == EndTag || m_type == DOCTYPE); |
| ASSERT(character); |
| m_data.push_back(character); |
| } |
| |
| bool nameEquals(const LChar* name, size_t length) |
| { |
| ASSERT(m_type == StartTag || m_type == EndTag || m_type == DOCTYPE); |
| if (length != m_data.size()) |
| return false; |
| |
| for (size_t index = 0; index < length; ++index) { |
| if (m_data.at(index) != name[index]) |
| return false; |
| } |
| |
| return true; |
| } |
| |
| /* DOCTYPE Tokens */ |
| |
| void beginDOCTYPE() |
| { |
| ASSERT(m_type == Uninitialized); |
| m_type = DOCTYPE; |
| } |
| |
| /* Start/End Tag Tokens */ |
| |
| void beginStartTag(LChar character) |
| { |
| ASSERT(character); |
| ASSERT(m_type == Uninitialized); |
| m_type = StartTag; |
| |
| m_data.push_back(character); |
| } |
| |
| void beginEndTag(LChar character) |
| { |
| ASSERT(m_type == Uninitialized); |
| m_type = EndTag; |
| |
| m_data.push_back(character); |
| } |
| |
| /* Character Tokens */ |
| |
| // Starting a character token works slightly differently than starting |
| // other types of tokens because we want to save a per-character branch. |
| void ensureIsCharacterToken() |
| { |
| ASSERT(m_type == Uninitialized || m_type == Character); |
| m_type = Character; |
| } |
| |
| /* Comment Tokens */ |
| |
| void beginComment() |
| { |
| ASSERT(m_type == Uninitialized); |
| m_type = Comment; |
| } |
| |
| private: |
| Type m_type; |
| std::vector<LChar> m_data; |
| |
| DISALLOW_COPY_AND_ASSIGN(HTMLToken); |
| }; |
| } |
| |
| #endif |