program_node_builder_interface.h

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// Based on "Design Patterns: Elements of Reusable Object-Oriented Software"
// book by Erich Gamma, John Vlissides, Ralph Johnson, and Richard Helm 
//
// Created by Bartosz Rachwal. The National Institute of Advanced Industrial Science and Technology, Japan.

#ifndef STRUCTURAL_FACADE_PROGRAM_NODE_BUILDER_INTERFACE_H_
#define STRUCTURAL_FACADE_PROGRAM_NODE_BUILDER_INTERFACE_H_

#include "program_node_interface.h"

#include <string>

namespace structural
{
namespace facade
{
class ProgramNodeBuilderInterface
{
    public:
    virtual ~ProgramNodeBuilderInterface() { }

    virtual ProgramNodeInterface *NewVariable(std::string& variableName) = 0;
    virtual ProgramNodeInterface *NewAssignment(ProgramNodeInterface* variable, ProgramNodeInterface* expression) = 0;
    virtual ProgramNodeInterface *NewReturnStatement(ProgramNodeInterface* value) = 0;
    virtual ProgramNodeInterface *NewCondition(ProgramNodeInterface* condition, ProgramNodeInterface* truePart, ProgramNodeInterface* falsePart) = 0;
    virtual ProgramNodeInterface *GetRootNode() const = 0;
};
}
}

#endif