/**
  *
  *                  OOAS Compiler - C++ AST
  *
  * Copyright 2015, AIT Austrian Institute of Technology.
  * All rights reserved.
  *
  * SEE THE "LICENSE" FILE FOR THE TERMS UNDER WHICH THIS FILE IS PROVIDED.
  *
  * If you modify the file please update the list of contributors below to in-
  * clude your name. Please also stick to the coding convention of using TABs
  * to do the basic (block-level) indentation and spaces for anything after
  * that. (Enable the display of special chars and it should be pretty obvious
  * what this means.) Also, remove all trailing whitespace.
  *
  * Contributors:
  *               Willibald Krenn (AIT)
  *               Stephan Zimmerer (AIT)
  *               Christoph Czurda (AIT)
  *
  */




#pragma once

#include <ast/identifiers/ValueIdentifier.hpp>
#include <ast/expressions/Expression.hpp>
#include <ast/IAstVisitor.hpp>

namespace  Ast {

class ConstantIdentifier final
	: public ValueIdentifier
{
protected:
	Expression* m_value;

	ConstantIdentifier():
		ValueIdentifier(IdentifierKind::Constant),
		m_value (nullptr)
	{}
	ConstantIdentifier(const ConstantIdentifier& toCopy) :
		ValueIdentifier(toCopy),
		m_value (toCopy.m_value)
	{}

	static ConstantIdentifier* create() {return new ConstantIdentifier();}
	static ConstantIdentifier* createCopy(const ConstantIdentifier& toCopy) {return new ConstantIdentifier(toCopy);}
public:
	friend class Ast;
	friend class Identifier;

	void init (std::int32_t line, std::int32_t col, const char* text,
			IScope* scopeRef, Type* typeRef, Expression* valueRef)
	{
		ValueIdentifier::init(line, col, text, scopeRef, typeRef);
		m_value = valueRef;
	}

	Expression* value() const {return m_value;};
	void setValue(Expression* aValue) {m_value = aValue;};
	void accept(IAstVisitor& visitor) override {visitor.visit(this);};
};
}