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41 lines
2.2 KiB
41 lines
2.2 KiB
#ifndef STORM_STORAGE_EXPRESSIONS_LINEARITYCHECKVISITOR_H_
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#define STORM_STORAGE_EXPRESSIONS_LINEARITYCHECKVISITOR_H_
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#include "storm/storage/expressions/Expression.h"
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#include "storm/storage/expressions/ExpressionVisitor.h"
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namespace storm {
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namespace expressions {
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class LinearityCheckVisitor : public ExpressionVisitor {
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public:
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/*!
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* Creates a linearity check visitor.
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*/
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LinearityCheckVisitor();
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/*!
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* Checks that the given expression is linear.
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*
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* @param expression The expression to check for linearity.
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* @param booleanIsLinear A flag indicating whether boolean components are considered linear.
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*/
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bool check(Expression const& expression, bool booleanIsLinear = false);
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virtual boost::any visit(IfThenElseExpression const& expression, boost::any const& data) override;
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virtual boost::any visit(BinaryBooleanFunctionExpression const& expression, boost::any const& data) override;
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virtual boost::any visit(BinaryNumericalFunctionExpression const& expression, boost::any const& data) override;
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virtual boost::any visit(BinaryRelationExpression const& expression, boost::any const& data) override;
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virtual boost::any visit(VariableExpression const& expression, boost::any const& data) override;
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virtual boost::any visit(UnaryBooleanFunctionExpression const& expression, boost::any const& data) override;
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virtual boost::any visit(UnaryNumericalFunctionExpression const& expression, boost::any const& data) override;
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virtual boost::any visit(BooleanLiteralExpression const& expression, boost::any const& data) override;
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virtual boost::any visit(IntegerLiteralExpression const& expression, boost::any const& data) override;
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virtual boost::any visit(RationalLiteralExpression const& expression, boost::any const& data) override;
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private:
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enum class LinearityStatus { NonLinear, LinearContainsVariables, LinearWithoutVariables };
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};
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}
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}
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#endif /* STORM_STORAGE_EXPRESSIONS_LINEARITYCHECKVISITOR_H_ */
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