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/*
* 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 GOOGLE 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 GOOGLE 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 HTMLTreeBuilderSimulator_h
#define HTMLTreeBuilderSimulator_h
#include "core/html/parser/HTMLParserOptions.h"
#include "wtf/Vector.h"
namespace blink {
class CompactHTMLToken;
class HTMLTokenizer;
class HTMLTreeBuilder;
class HTMLTreeBuilderSimulator {
USING_FAST_MALLOC(HTMLTreeBuilderSimulator);
private:
enum Namespace {
HTML,
SVG,
MathML
};
public:
enum SimulatedToken {
ScriptStart,
ScriptEnd,
OtherToken
};
typedef Vector<Namespace, 1> State;
explicit HTMLTreeBuilderSimulator(const HTMLParserOptions&);
static State stateFor(HTMLTreeBuilder*);
const State& state() const { return m_namespaceStack; }
void setState(const State& state) { m_namespaceStack = state; }
SimulatedToken simulate(const CompactHTMLToken&, HTMLTokenizer*);
private:
explicit HTMLTreeBuilderSimulator(HTMLTreeBuilder*);
bool inForeignContent() const { return m_namespaceStack.last() != HTML; }
HTMLParserOptions m_options;
State m_namespaceStack;
};
} // namespace blink
#endif