public static NumberExtractor GetInstance(NumberMode mode = NumberMode.Default)
{
var placeholder = mode.ToString();
if (!Instances.ContainsKey(placeholder))
{
var instance = new NumberExtractor(mode);
Instances.TryAdd(placeholder, instance);
}
return(Instances[placeholder]);
}
public PercentageExtractor(NumberOptions options = NumberOptions.None) : base(
NumberExtractor.GetInstance(options: options))
{
Options = options;
Regexes = InitRegexes();
}
public NumberRangeExtractor(INumberOptionsConfiguration config)
: base(NumberExtractor.GetInstance(),
OrdinalExtractor.GetInstance(new BaseNumberOptionsConfiguration(config.Culture, config.Options)),
new BaseNumberParser(new ItalianNumberParserConfiguration(config)),
config)
{
var regexes = new Dictionary <Regex, string>()
{
{
// between...and...
new Regex(NumbersDefinitions.TwoNumberRangeRegex1, RegexFlags),
NumberRangeConstants.TWONUMBETWEEN
},
{
// more than ... less than ...
new Regex(NumbersDefinitions.TwoNumberRangeRegex2, RegexFlags),
NumberRangeConstants.TWONUM
},
{
// less than ... more than ...
new Regex(NumbersDefinitions.TwoNumberRangeRegex3, RegexFlags),
NumberRangeConstants.TWONUM
},
{
// from ... to/~/- ...
new Regex(NumbersDefinitions.TwoNumberRangeRegex4, RegexFlags),
NumberRangeConstants.TWONUMTILL
},
{
// more/greater/higher than ...
new Regex(NumbersDefinitions.OneNumberRangeMoreRegex1, RegexFlags),
NumberRangeConstants.MORE
},
{
// 30 and/or greater/higher
new Regex(NumbersDefinitions.OneNumberRangeMoreRegex2, RegexFlags),
NumberRangeConstants.MORE
},
{
// less/smaller/lower than ...
new Regex(NumbersDefinitions.OneNumberRangeLessRegex1, RegexFlags),
NumberRangeConstants.LESS
},
{
// 30 and/or less/smaller/lower
new Regex(NumbersDefinitions.OneNumberRangeLessRegex2, RegexFlags),
NumberRangeConstants.LESS
},
{
// equal to ...
new Regex(NumbersDefinitions.OneNumberRangeEqualRegex, RegexFlags),
NumberRangeConstants.EQUAL
},
{
// equal to 30 or more than, larger than 30 or equal to ...
new Regex(NumbersDefinitions.OneNumberRangeMoreSeparateRegex, RegexFlags),
NumberRangeConstants.MORE
},
{
// equal to 30 or less, smaller than 30 or equal ...
new Regex(NumbersDefinitions.OneNumberRangeLessSeparateRegex, RegexFlags),
NumberRangeConstants.LESS
},
};
Regexes = regexes.ToImmutableDictionary();
AmbiguousFractionConnectorsRegex =
new Regex(NumbersDefinitions.AmbiguousFractionConnectorsRegex, RegexFlags);
}