Exception thrown in BasePhoneNumberExtractor

microsoft / Recognizers-Text

Microsoft.Recognizers.Text provides recognition and resolution of numbers, units, date/time, etc. in multiple languages (ZH, EN, FR, ES, PT, DE, IT, TR, HI, NL. Partial support for JA, KO, AR, SV). Packages available at: https://www.nuget.org/profiles/Recognizers.Text, https://www.npmjs.com/~recognizers.text

MIT License

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Describe the bug When trying to match some phone numbers a "Object reference not set to an instance of an object" exception is thrown.

To Reproduce Here an example with this value: (5) 555-3932

var extractor = new BasePhoneNumberExtractor(new PhoneNumberConfiguration(SequenceOptions.None));
extractor.extract("(5) 555-3932")

Expected behavior No exception is thrown;

Sample input/output

(71) 555-4444
(5) 555-3932
(71) 555-7773

Platform (please complete the following information):

Platform: .Net
Environment: [e.g. nuget package, npm package, LUIS, console app, in browser]
Version of package V1.8.8

microsoft / Recognizers-Text

Exception thrown in BasePhoneNumberExtractor #3138