public LexemVariable Calculate(ILexemEnvironment environment = null)
{
if (_poliz == null)
_poliz = LexemPoliz.Create(_lexems);
var result = _poliz.Calculate(environment);
if (_variable != null && !String.IsNullOrEmpty(_variable.Name) && environment != null && result != null)
environment.Set(_variable.Name, result.Value);
return result;
}
public static LexemPoliz Create(LexemList lexems)
{
var result = new LexemPoliz();
result.Analys(lexems);
return result;
}