public override LessNode VisitVariableName(LessParser.VariableNameContext variable)
        {
            string GetVariableName(LessParser.VariableNameContext variableName)
            {
                return(variableName.GetText().TrimStart('@'));
            }

            var variableVariable = variable.variableName();

            if (variableVariable != null)
            {
                return(new Variable(new Variable(GetVariableName(variableVariable))));
            }

            return(new Variable(GetVariableName(variable)));
        }
 public virtual LessNode VisitVariableName(LessParser.VariableNameContext context)
 {
     throw new System.NotImplementedException();
 }