namespace Eva {
  public class Double : Object, Term {
    public double value {get; construct;}
    
    public Double(double v) {
      Object(value: v);
    }
    
    public string to_string() {
      return value.to_string();
    }
    
    protected bool do_match(Term o, Gee.Map<string, Term> vars, Gee.Map<string, string> aliases) {
      if(o is Var) {
        return o.do_match(this, vars, aliases);
      }
      
      if(o is Double) {
        return value == (o as Double).value;
      }
      else {
        return false;
      }
    }
    
    public void encode(Erl.Buffer buffer) {
      buffer.encode_double(value);
    }
  }
}