/**
  *
  *                  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 <base/TiresiasObject.hpp>
#include <ast/Ast.hpp> // pull in Ast
#include <ast/IAstVisitor.hpp>
#include <ast/IScope.hpp>
#include <ast/AstAnnotation.hpp>

namespace Ast {

enum class AstNodeTypeEnum : std::uint8_t {
	type,
	identifier,
	expression,
	statement
};

class AstElement:
	public Base::TiresiasObject
{
protected:
	const AstNodeTypeEnum m_astNodeType; // byte @ +1 byte
	AstAnnotation*        m_astAnnotation;

protected:
	AstElement(AstNodeTypeEnum nodeType):
		Base::TiresiasObject(),
		m_astNodeType(nodeType),
		m_astAnnotation(nullptr)
	{}

public:
	~AstElement(){
		delete m_astAnnotation;
	};


//	AstElement* Ast::internalCreate(std::uint8_t typeId) {
//		AstElement* result = ((create)static_astVTable[0][typeId])();
//		m_allocatedAstObjects.push_back(result);
//		return result;
//	}

	AstAnnotation* getAnnotation() {return m_astAnnotation;}
	void setAnnotation(AstAnnotation* annotation) {m_astAnnotation = annotation;}

	AstNodeTypeEnum nodeType() const {return m_astNodeType;};

	virtual IScope* asScope(){return nullptr;}
	virtual void accept(IAstVisitor& visitor) = 0;
};

}