SubstitutionVisitor.h

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#pragma once
 
#include <stack>
 
#include "storm/storage/expressions/Expression.h"
#include "storm/storage/expressions/ExpressionVisitor.h"
 
namespace storm {
namespace expressions {
template<typename MapType>
class SubstitutionVisitor : public ExpressionVisitor {
   public:
    SubstitutionVisitor(MapType const& variableToExpressionMapping);

    Expression substitute(Expression const& expression);
 
    virtual boost::any visit(IfThenElseExpression const& expression, boost::any const& data) override;
    virtual boost::any visit(BinaryBooleanFunctionExpression const& expression, boost::any const& data) override;
    virtual boost::any visit(BinaryNumericalFunctionExpression const& expression, boost::any const& data) override;
    virtual boost::any visit(BinaryRelationExpression const& expression, boost::any const& data) override;
    virtual boost::any visit(VariableExpression const& expression, boost::any const& data) override;
    virtual boost::any visit(UnaryBooleanFunctionExpression const& expression, boost::any const& data) override;
    virtual boost::any visit(UnaryNumericalFunctionExpression const& expression, boost::any const& data) override;
    virtual boost::any visit(BooleanLiteralExpression const& expression, boost::any const& data) override;
    virtual boost::any visit(IntegerLiteralExpression const& expression, boost::any const& data) override;
    virtual boost::any visit(RationalLiteralExpression const& expression, boost::any const& data) override;
    virtual boost::any visit(PredicateExpression const& expression, boost::any const& data) override;
 
   protected:
    // A mapping of variables to expressions with which they shall be replaced.
    MapType const& variableToExpressionMapping;
};
}  // namespace expressions
}  // namespace storm