public override bool Equals(object o)
{
if (o.GetType() != this.GetType())
{
return(false);
}
DataExp rhs = (DataExp)o;
return(rhs.except == this.except && rhs.dt == this.dt);
}
public void OnData(DataExp exp)
{
writer.Write('\\');
writer.Write(exp.name);
if (exp.except != null)
{
writer.Write("~(");
exp.except.Visit(this);
writer.Write(')');
}
}
public Expression OnData( DataExp exp )
{
if( token.Accepts(exp) ) return Expression.Empty;
else return Expression.NotAllowed;
}
public void OnData( DataExp exp )
{
writer.Write('\\');
writer.Write(exp.name);
if(exp.except!=null) {
writer.Write("~(");
exp.except.Visit(this);
writer.Write(')');
}
}
