#ifndef ASTNODE_H
#define ASTNODE_H

#include "token.h"

/**
 * AST base class, all AST node classes extand this class. Class contains basic
 * information about a nodes location in file.
 */
class AstNode {
public:

    Span span;

    AstNode() = default;

    virtual ~AstNode(); // this is defined in Ast.cpp just so that the
                        // compiler doesn't complain about not knowing which
                        // object file to include the vtable in
    AstNode(AstNode&&) = default;

    AstNode& operator=(AstNode&&) = default;
    AstNode(const AstNode&) = default;

    AstNode& operator=(const AstNode&) = default;

};

class StringNode: public AstNode {
public:
    std::string value;
};


class IdentifierNode: public AstNode {
public:
    std::string value;
};

class NumberNode: public AstNode {
public:
    long long int value;
    NumberNode(std::string expression);
    NumberNode(): value(0) {}
};

class CountNode: public AstNode {
public:
    NumberNode first;
    NumberNode second;

    CountNode(NumberNode first, NumberNode second): first(first), second(second) {}
    CountNode() {}
};

#endif // ASTNODE_H