Expr.h

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/*

             *
            ***
           *****
   *********************       Mercenaries Engineering SARL
     *****************              Copyright (C) 2018
       *************
         *********        http://www.mercenaries-engineering.com
        ***********
       ****     ****
      **           **

*/
#pragma once

#include "Value.h"

  namespace maquina
  {
    class Array;

    class MAQUINA_EXPORT Expr : public Value
    {
    public:
      Expr();


      Expr(const Value &v);

      enum Type
      {
        String,
        None
      };

      Type get_type() const;
      bool eval_as_string(std::string &result) const;

      Expr(std::shared_ptr<Impl> impl) { _impl=impl; }
    };

    
    class MAQUINA_EXPORT ExprCall : public Expr
    {
    public:
      ExprCall(const char* function = "");
      ExprCall(const char* func, const Array& args);


      ExprCall(const Value &v);
      
      void add_argument(const maquina::Value & arg);
      Array args() const;
      std::string function() const;

      ExprCall(std::shared_ptr<Impl> impl) { _impl=impl; }
    };
  }