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48 lines
2.1 KiB
48 lines
2.1 KiB
#ifndef STORM_STORAGE_EXPRESSIONS_UNARYEXPRESSION_H_
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#define STORM_STORAGE_EXPRESSIONS_UNARYEXPRESSION_H_
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#include "storm/storage/expressions/BaseExpression.h"
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#include "storm/utility/OsDetection.h"
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namespace storm {
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namespace expressions {
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class UnaryExpression : public BaseExpression {
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public:
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/*!
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* Creates a unary expression with the given return type and operand.
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*
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* @param manager The manager responsible for this expression.
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* @param type The return type of the expression.
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* @param operand The operand of the unary expression.
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*/
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UnaryExpression(ExpressionManager const& manager, Type const& type, std::shared_ptr<BaseExpression const> const& operand);
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// Instantiate constructors and assignments with their default implementations.
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UnaryExpression(UnaryExpression const& other) = default;
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UnaryExpression& operator=(UnaryExpression const& other) = delete;
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UnaryExpression(UnaryExpression&&) = default;
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UnaryExpression& operator=(UnaryExpression&&) = delete;
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virtual ~UnaryExpression() = default;
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// Override base class methods.
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virtual bool isFunctionApplication() const override;
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virtual bool containsVariables() const override;
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virtual uint_fast64_t getArity() const override;
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virtual std::shared_ptr<BaseExpression const> getOperand(uint_fast64_t operandIndex) const override;
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virtual void gatherVariables(std::set<storm::expressions::Variable>& variables) const override;
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/*!
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* Retrieves the operand of the unary expression.
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*
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* @return The operand of the unary expression.
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*/
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std::shared_ptr<BaseExpression const> const& getOperand() const;
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private:
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// The operand of the unary expression.
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std::shared_ptr<BaseExpression const> operand;
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};
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}
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}
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#endif /* STORM_STORAGE_EXPRESSIONS_UNARYEXPRESSION_H_ */
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