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/* $Id$
*
* Copyright (C) 2007-2009 FAUmachine Team <info@faumachine.org>.
* This program is free software. You can redistribute it and/or modify it
* under the terms of the GNU General Public License, either version 2 of
* the License, or (at your option) any later version. See COPYING.
*/
#ifndef __VAR_ASSIGN_STAT_HPP_INCLUDED
#define __VAR_ASSIGN_STAT_HPP_INCLUDED
#include "frontend/ast/SeqStat.hpp"
#include "frontend/ast/Expression.hpp"
#include "frontend/ast/Name.hpp"
#include "frontend/ast/VarDeclaration.hpp"
namespace ast {
/** variable assign statement */
class VarAssignStat : public SeqStat {
public:
//! c'tor
/** @param trg target of the VarAssignStat.
* @param src source expression.
* @param loc Location of the variable assign statement.
*/
VarAssignStat(
Name *trg,
Expression *src,
Location loc
) : SeqStat(loc),
target(trg),
source(src) {}
//! Accept a Visitor.
/** All leaf AST nodes need to implement this method.
*
* @param visitor the Visitor that can visit this node.
*/
virtual void accept(Visitor &visitor) {
visitor.visit(*this);
}
/** Put a textual representation of the AstNode on the stream.
* @param stream stream to put the textual representation to.
*/
virtual void put(std::ostream &stream) const {
stream << this->target << " := " << this->source << ';';
}
/** target */
Expression *target;
/** source that get's evaluated and assigned to target */
Expression *source;
protected:
/** Destructor */
virtual ~VarAssignStat() {
util::MiscUtil::terminate(target);
util::MiscUtil::terminate(source);
}
};
};
#endif /* __VAR_ASSIGN_STAT_HPP_INCLUDED */
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