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// Copyright (c) 2008 Roberto Raggi <roberto.raggi@gmail.com>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

#ifndef CPLUSPLUS_CHECKDECLARATOR_H
#define CPLUSPLUS_CHECKDECLARATOR_H

#include "CPlusPlusForwardDeclarations.h"
#include "SemanticCheck.h"
#include "FullySpecifiedType.h"


namespace CPlusPlus {

class CPLUSPLUS_EXPORT CheckDeclarator: public SemanticCheck
{
public:
    CheckDeclarator(Semantic *semantic);
    virtual ~CheckDeclarator();

    FullySpecifiedType check(DeclaratorAST *declarator,
                             const FullySpecifiedType &type,
                             Scope *scope,
                             const Name **name);

    FullySpecifiedType check(PtrOperatorListAST *ptrOperators,
                             const FullySpecifiedType &type,
                             Scope *scope);

    FullySpecifiedType check(ObjCMethodPrototypeAST *methodPrototype,
                             Scope *scope);

protected:
    DeclaratorAST *switchDeclarator(DeclaratorAST *declarator);
    FullySpecifiedType switchFullySpecifiedType(const FullySpecifiedType &type);
    Scope *switchScope(Scope *scope);
    const Name **switchName(const Name **name);

    using ASTVisitor::visit;

    virtual bool visit(DeclaratorAST *ast);
    // ptr operators
    virtual bool visit(PointerToMemberAST *ast);
    virtual bool visit(PointerAST *ast);
    virtual bool visit(ReferenceAST *ast);
    // core declarators
    virtual bool visit(DeclaratorIdAST *ast);
    virtual bool visit(NestedDeclaratorAST *ast);
    // postfix declarators
    virtual bool visit(FunctionDeclaratorAST *ast);
    virtual bool visit(ArrayDeclaratorAST *ast);
    // ObjC
    virtual bool visit(ObjCMethodPrototypeAST *ast);

    void checkMessageArgument(ObjCMessageArgumentDeclarationAST *arg);
    void applyCvQualifiers(SpecifierListAST *it);

private:
    DeclaratorAST *_declarator;
    Scope *_scope;
    const Name **_name;
    FullySpecifiedType _fullySpecifiedType;
};

} // end of namespace CPlusPlus


#endif // CPLUSPLUS_CHECKDECLARATOR_H