❔ System.Linq.Expressions custom expression

IFEQUALS var1, 10;
  GOTO label;
END;
label:
  PRINT "HELLO WORLD";

  private Expression ParseExpression(List<string> tokens, Func<List<string>> parseNextStatement)
        {
            switch (tokens[0])
            {
                case "LABEL":
                    {
                        var label = tokens[1];
                        var labelTarget = Expression.Label(label);
                        _labels.Add(label, labelTarget);
                        return Expression.Label(labelTarget);
                    }
                case "GOTO":
                    {
                        //I MIGHT NOT HAVE THE LABEL REFERENCE HERE, SO I NEED A WAY TO LAZY EVALUATE IT
                        var label = tokens[1];
                        var expression = Expression.Empty();
                        _goto.Add(expression, label);
                        return expression;
                    }