Tim Starling
69 linhas
2.5 KiB
C++
69 linhas
2.5 KiB
C++
/*
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+----------------------------------------------------------------------+
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| HipHop for PHP |
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+----------------------------------------------------------------------+
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| Copyright (c) 2010-2013 Facebook, Inc. (http://www.facebook.com) |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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*/
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#ifndef incl_HPHP_OBJECT_PROPERTY_EXPRESSION_H_
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#define incl_HPHP_OBJECT_PROPERTY_EXPRESSION_H_
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#include "hphp/compiler/expression/expression.h"
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namespace HPHP {
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///////////////////////////////////////////////////////////////////////////////
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DECLARE_BOOST_TYPES(ExpressionList);
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DECLARE_BOOST_TYPES(ObjectPropertyExpression);
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DECLARE_BOOST_TYPES(ClassScope);
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class Symbol;
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class ObjectPropertyExpression : public Expression,
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public LocalEffectsContainer {
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public:
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ObjectPropertyExpression(EXPRESSION_CONSTRUCTOR_PARAMETERS,
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ExpressionPtr object, ExpressionPtr property);
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DECLARE_EXPRESSION_VIRTUAL_FUNCTIONS;
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DECL_AND_IMPL_LOCAL_EFFECTS_METHODS;
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ExpressionPtr postOptimize(AnalysisResultConstPtr ar);
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virtual bool isRefable(bool checkError = false) const { return true;}
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virtual void setContext(Context context);
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virtual void clearContext(Context context);
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ExpressionPtr getObject() { return m_object;}
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ExpressionPtr getProperty() { return m_property;}
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bool isTemporary() const;
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bool isNonPrivate(AnalysisResultPtr ar);
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bool isValid() const { return m_valid; }
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private:
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ExpressionPtr m_object;
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ExpressionPtr m_property;
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unsigned m_valid : 1;
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unsigned m_propSymValid : 1;
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Symbol *m_propSym;
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ClassScopeRawPtr m_objectClass;
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ClassScopeRawPtr m_symOwner;
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// for avoiding code generate toObject(Variant)
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bool directVariantProxy(AnalysisResultPtr ar);
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};
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///////////////////////////////////////////////////////////////////////////////
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}
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#endif // incl_HPHP_OBJECT_PROPERTY_EXPRESSION_H_
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