private IEnumerable<IFormulaToken> InterpretNonParameter(IEnumerable<IFormulaToken> tokens)
{
foreach (var token in tokens)
{
if (token is FormulaTokenParameterSeparator)
{
SetParsingError(token, AppResourcesHelper.Get("FormulaInterpreter_Brackets_NonArgumentParameterSeparator"));
yield break;
}
yield return token;
}
}