예제 #1
0
        private NumberExtractor(NumberMode mode = NumberMode.Default)
        {
            var builder = ImmutableDictionary.CreateBuilder <Regex, string>();

            //Add Cardinal
            CardinalExtractor cardExtract = null;

            switch (mode)
            {
            case NumberMode.PureNumber:
                cardExtract = CardinalExtractor.GetInstance(NumbersDefinitions.PlaceHolderPureNumber);
                break;

            case NumberMode.Currency:
                builder.Add(new Regex(NumbersDefinitions.CurrencyRegex, RegexOptions.Singleline), "IntegerNum");
                break;

            case NumberMode.Default:
                break;
            }

            if (cardExtract == null)
            {
                cardExtract = CardinalExtractor.GetInstance();
            }

            builder.AddRange(cardExtract.Regexes);

            //Add Fraction
            var fracExtract = FractionExtractor.GetInstance();

            builder.AddRange(fracExtract.Regexes);

            Regexes = builder.ToImmutable();
        }
예제 #2
0
        public static FractionExtractor GetInstance(string placeholder = "")
        {
            if (!Instances.ContainsKey(placeholder))
            {
                var instance = new FractionExtractor();
                Instances.TryAdd(placeholder, instance);
            }

            return(Instances[placeholder]);
        }