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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms and
** conditions see http://www.qt.io/terms-conditions. For further information
** use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef CPLUSPLUS_RESOLVEEXPRESSION_H
#define CPLUSPLUS_RESOLVEEXPRESSION_H
#include "LookupContext.h"
#include <cplusplus/ASTVisitor.h>
#include <cplusplus/FullySpecifiedType.h>
#include <cplusplus/Bind.h>
#include <set>
namespace CPlusPlus {
class CPLUSPLUS_EXPORT ResolveExpression: protected ASTVisitor
{
public:
ResolveExpression(const LookupContext &context,
const QSet<const Declaration *> &autoDeclarationsBeingResolved
= QSet<const Declaration *>());
virtual ~ResolveExpression();
QList<LookupItem> operator()(ExpressionAST *ast, Scope *scope);
QList<LookupItem> resolve(ExpressionAST *ast, Scope *scope, bool ref = false);
QList<LookupItem> reference(ExpressionAST *ast, Scope *scope);
LookupScope *baseExpression(const QList<LookupItem> &baseResults,
int accessOp,
bool *replacedDotOperator = 0) const;
const LookupContext &context() const;
protected:
LookupScope *findClass(const FullySpecifiedType &ty, Scope *scope,
LookupScope *enclosingBinding = 0) const;
QList<LookupItem> expression(ExpressionAST *ast);
QList<LookupItem> switchResults(const QList<LookupItem> &symbols);
QList<LookupItem> getMembers(LookupScope *binding, const Name *memberName) const;
void thisObject();
void addResult(const FullySpecifiedType &ty, Scope *scope, LookupScope *binding = 0);
void addResults(const QList<Symbol *> &symbols);
void addResults(const QList<LookupItem> &items);
static bool maybeValidPrototype(Function *funTy, unsigned actualArgumentCount);
using ASTVisitor::visit;
virtual bool visit(IdExpressionAST *ast);
virtual bool visit(BinaryExpressionAST *ast);
virtual bool visit(CastExpressionAST *ast);
virtual bool visit(ConditionAST *ast);
virtual bool visit(ConditionalExpressionAST *ast);
virtual bool visit(CppCastExpressionAST *ast);
virtual bool visit(DeleteExpressionAST *ast);
virtual bool visit(ArrayInitializerAST *ast);
virtual bool visit(NewExpressionAST *ast);
virtual bool visit(TypeidExpressionAST *ast);
virtual bool visit(TypenameCallExpressionAST *ast);
virtual bool visit(TypeConstructorCallAST *ast);
virtual bool visit(SizeofExpressionAST *ast);
virtual bool visit(PointerLiteralAST *ast);
virtual bool visit(NumericLiteralAST *ast);
virtual bool visit(BoolLiteralAST *ast);
virtual bool visit(ThisExpressionAST *ast);
virtual bool visit(NestedExpressionAST *ast);
virtual bool visit(StringLiteralAST *ast);
virtual bool visit(ThrowExpressionAST *ast);
virtual bool visit(TypeIdAST *ast);
virtual bool visit(UnaryExpressionAST *ast);
virtual bool visit(CompoundLiteralAST *ast);
virtual bool visit(CompoundExpressionAST *ast);
virtual bool visit(LambdaExpressionAST *ast);
virtual bool visit(ReturnStatementAST *ast);
//names
virtual bool visit(QualifiedNameAST *ast);
virtual bool visit(OperatorFunctionIdAST *ast);
virtual bool visit(ConversionFunctionIdAST *ast);
virtual bool visit(SimpleNameAST *ast);
virtual bool visit(DestructorNameAST *ast);
virtual bool visit(TemplateIdAST *ast);
// postfix expressions
virtual bool visit(CallAST *ast);
virtual bool visit(ArrayAccessAST *ast);
virtual bool visit(PostIncrDecrAST *ast);
virtual bool visit(MemberAccessAST *ast);
// Objective-C expressions
virtual bool visit(ObjCMessageExpressionAST *ast);
private:
Scope *_scope;
const LookupContext& _context;
Bind bind;
QList<LookupItem> _results;
QSet<const Declaration *> _autoDeclarationsBeingResolved;
bool _reference;
};
} // namespace CPlusPlus
#endif // CPLUSPLUS_RESOLVEEXPRESSION_H
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