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Unified Diff: sky/engine/core/html/parser/HTMLToken.h

Issue 1215103007: Remove remaining HTML elements (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 6 months ago
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Index: sky/engine/core/html/parser/HTMLToken.h
diff --git a/sky/engine/core/html/parser/HTMLToken.h b/sky/engine/core/html/parser/HTMLToken.h
deleted file mode 100644
index e0028b4a6452f638cecced0e20a27817ac48fa5f..0000000000000000000000000000000000000000
--- a/sky/engine/core/html/parser/HTMLToken.h
+++ /dev/null
@@ -1,316 +0,0 @@
-/*
- * 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 SKY_ENGINE_CORE_HTML_PARSER_HTMLTOKEN_H_
-#define SKY_ENGINE_CORE_HTML_PARSER_HTMLTOKEN_H_
-
-#include "sky/engine/core/dom/Attribute.h"
-#include "sky/engine/wtf/PassOwnPtr.h"
-#include "sky/engine/wtf/RefCounted.h"
-#include "sky/engine/wtf/RefPtr.h"
-
-namespace blink {
-
-static inline Attribute* findAttributeInVector(Vector<Attribute>& attributes, const QualifiedName& name)
-{
- for (unsigned i = 0; i < attributes.size(); ++i) {
- if (attributes.at(i).name() == name)
- return &attributes.at(i);
- }
- return 0;
-}
-
-class HTMLToken {
- WTF_MAKE_NONCOPYABLE(HTMLToken);
- WTF_MAKE_FAST_ALLOCATED;
-public:
- enum Type {
- Uninitialized,
- StartTag,
- EndTag,
- Character,
- EndOfFile,
- };
-
- class Attribute {
- public:
- class Range {
- public:
- int start;
- int end;
- };
-
- Range nameRange;
- Range valueRange;
- Vector<UChar, 32> name;
- Vector<UChar, 32> value;
- };
-
- typedef Vector<Attribute, 10> AttributeList;
-
- // By using an inline capacity of 256, we avoid spilling over into an malloced buffer
- // approximately 99% of the time based on a non-scientific browse around a number of
- // popular web sites on 23 May 2013.
- typedef Vector<UChar, 256> DataVector;
-
- HTMLToken() { clear(); }
-
- void clear()
- {
- m_type = Uninitialized;
- m_range.start = 0;
- m_range.end = 0;
- m_baseOffset = 0;
- // Don't call Vector::clear() as that would destroy the
- // alloced VectorBuffer. If the innerHTML'd content has
- // two 257 character text nodes in a row, we'll needlessly
- // thrash malloc. When we finally finish the parse the
- // HTMLToken will be destroyed and the VectorBuffer released.
- m_data.shrink(0);
- m_orAllData = 0;
- }
-
- bool isUninitialized() { return m_type == Uninitialized; }
- Type type() const { return m_type; }
-
- void makeEndOfFile()
- {
- ASSERT(m_type == Uninitialized);
- m_type = EndOfFile;
- }
-
- void setBaseOffset(int offset)
- {
- m_baseOffset = offset;
- }
-
- void end(int endOffset)
- {
- m_range.end = endOffset - m_baseOffset;
- }
-
- const DataVector& data() const
- {
- ASSERT(m_type == Character || m_type == StartTag || m_type == EndTag);
- return m_data;
- }
-
- bool isAll8BitData() const
- {
- return (m_orAllData <= 0xff);
- }
-
- const DataVector& name() const
- {
- ASSERT(m_type == StartTag || m_type == EndTag);
- return m_data;
- }
-
- void appendToName(UChar character)
- {
- ASSERT(m_type == StartTag || m_type == EndTag);
- ASSERT(character);
- m_data.append(character);
- m_orAllData |= character;
- }
-
- /* Start/End Tag Tokens */
-
- bool selfClosing() const
- {
- ASSERT(m_type == StartTag || m_type == EndTag);
- return m_selfClosing;
- }
-
- void setSelfClosing()
- {
- ASSERT(m_type == StartTag || m_type == EndTag);
- m_selfClosing = true;
- }
-
- void beginStartTag(LChar character)
- {
- ASSERT(character);
- ASSERT(m_type == Uninitialized);
- m_type = StartTag;
- m_selfClosing = false;
- m_currentAttribute = 0;
- m_attributes.clear();
-
- m_data.append(character);
- }
-
- void beginEndTag(LChar character)
- {
- ASSERT(m_type == Uninitialized);
- m_type = EndTag;
- m_selfClosing = false;
- m_currentAttribute = 0;
- m_attributes.clear();
-
- m_data.append(character);
- }
-
- void beginEndTag(const Vector<LChar, 32>& characters)
- {
- ASSERT(m_type == Uninitialized);
- m_type = EndTag;
- m_selfClosing = false;
- m_currentAttribute = 0;
- m_attributes.clear();
-
- m_data.appendVector(characters);
- }
-
- void addNewAttribute()
- {
- ASSERT(m_type == StartTag || m_type == EndTag);
- m_attributes.grow(m_attributes.size() + 1);
- m_currentAttribute = &m_attributes.last();
-#if ENABLE(ASSERT)
- m_currentAttribute->nameRange.start = 0;
- m_currentAttribute->nameRange.end = 0;
- m_currentAttribute->valueRange.start = 0;
- m_currentAttribute->valueRange.end = 0;
-#endif
- }
-
- void beginAttributeName(int offset)
- {
- m_currentAttribute->nameRange.start = offset - m_baseOffset;
- }
-
- void endAttributeName(int offset)
- {
- int index = offset - m_baseOffset;
- m_currentAttribute->nameRange.end = index;
- m_currentAttribute->valueRange.start = index;
- m_currentAttribute->valueRange.end = index;
- }
-
- void beginAttributeValue(int offset)
- {
- m_currentAttribute->valueRange.start = offset - m_baseOffset;
-#if ENABLE(ASSERT)
- m_currentAttribute->valueRange.end = 0;
-#endif
- }
-
- void endAttributeValue(int offset)
- {
- m_currentAttribute->valueRange.end = offset - m_baseOffset;
- }
-
- void appendToAttributeName(UChar character)
- {
- ASSERT(character);
- ASSERT(m_type == StartTag || m_type == EndTag);
- ASSERT(m_currentAttribute->nameRange.start);
- m_currentAttribute->name.append(character);
- }
-
- void appendToAttributeValue(UChar character)
- {
- ASSERT(character);
- ASSERT(m_type == StartTag || m_type == EndTag);
- ASSERT(m_currentAttribute->valueRange.start);
- m_currentAttribute->value.append(character);
- }
-
- void appendToAttributeValue(size_t i, const String& value)
- {
- ASSERT(!value.isEmpty());
- ASSERT(m_type == StartTag || m_type == EndTag);
- append(m_attributes[i].value, value);
- }
-
- const AttributeList& attributes() const
- {
- ASSERT(m_type == StartTag || m_type == EndTag);
- return m_attributes;
- }
-
- const Attribute* getAttributeItem(const QualifiedName& name) const
- {
- for (unsigned i = 0; i < m_attributes.size(); ++i) {
- if (AtomicString(m_attributes.at(i).name) == name.localName())
- return &m_attributes.at(i);
- }
- return 0;
- }
-
- /* 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;
- }
-
- const DataVector& characters() const
- {
- ASSERT(m_type == Character);
- return m_data;
- }
-
- void appendToCharacter(char character)
- {
- ASSERT(m_type == Character);
- m_data.append(character);
- }
-
- void appendToCharacter(UChar character)
- {
- ASSERT(m_type == Character);
- m_data.append(character);
- m_orAllData |= character;
- }
-
- void appendToCharacter(const Vector<LChar, 32>& characters)
- {
- ASSERT(m_type == Character);
- m_data.appendVector(characters);
- }
-
-private:
- Type m_type;
- Attribute::Range m_range; // Always starts at zero.
- int m_baseOffset;
- DataVector m_data;
- UChar m_orAllData;
-
- // For StartTag and EndTag
- bool m_selfClosing;
- AttributeList m_attributes;
-
- // A pointer into m_attributes used during lexing.
- Attribute* m_currentAttribute;
-};
-
-}
-
-#endif // SKY_ENGINE_CORE_HTML_PARSER_HTMLTOKEN_H_
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