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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_CHECKSTATEMENT_H
#define CPLUSPLUS_CHECKSTATEMENT_H

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

namespace CPlusPlus {

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

    FullySpecifiedType check(StatementAST *statement, Scope *scope);

protected:
    FullySpecifiedType switchExprType(const FullySpecifiedType &type);
    StatementAST *switchStatement(StatementAST *statement);
    Scope *switchScope(Scope *scope);

    using ASTVisitor::visit;

    virtual bool visit(CaseStatementAST *ast);
    virtual bool visit(CompoundStatementAST *ast);
    virtual bool visit(DeclarationStatementAST *ast);
    virtual bool visit(DoStatementAST *ast);
    virtual bool visit(ExpressionOrDeclarationStatementAST *ast);
    virtual bool visit(ExpressionStatementAST *ast);
    virtual bool visit(ForeachStatementAST *ast);
    virtual bool visit(ObjCFastEnumerationAST *ast);
    virtual bool visit(ForStatementAST *ast);
    virtual bool visit(IfStatementAST *ast);
    virtual bool visit(LabeledStatementAST *ast);
    virtual bool visit(BreakStatementAST *ast);
    virtual bool visit(ContinueStatementAST *ast);
    virtual bool visit(GotoStatementAST *ast);
    virtual bool visit(ReturnStatementAST *ast);
    virtual bool visit(SwitchStatementAST *ast);
    virtual bool visit(TryBlockStatementAST *ast);
    virtual bool visit(CatchClauseAST *ast);
    virtual bool visit(WhileStatementAST *ast);
    virtual bool visit(QtMemberDeclarationAST *ast);

    bool forEachFastEnum(unsigned firstToken,
                         unsigned lastToken,
                         SpecifierListAST *type_specifier_list,
                         DeclaratorAST *declarator,
                         ExpressionAST *initializer,
                         ExpressionAST *expression,
                         StatementAST *statement,
                         Block *&symbol);
    FullySpecifiedType checkCompoundStmt(CompoundStatementAST *stmt);

private:
    StatementAST *_statement;
    Scope *_scope;
    FullySpecifiedType _exprType;
};

} // end of namespace CPlusPlus


#endif // CPLUSPLUS_CHECKSTATEMENT_H
