phone-number-utils.js 2.9 KB

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  1. "use strict";
  2. Object.defineProperty(exports, "__esModule", { value: true });
  3. exports.isValidPhoneNumber = exports.isPhoneNumberControlChar = exports.isPhoneNumberSeparatorChar = void 0;
  4. // Regex that holds the characters used to separate segments of a phone number
  5. var separatorCharRe = /[-. ]/;
  6. // Regex that specifies any delimiter char that allows us to treat the number as
  7. // a phone number rather than just any other number that could appear in text.
  8. var hasDelimCharsRe = /[-. ()]/;
  9. // "Pause" and "Wait" control chars
  10. var controlCharRe = /[,;]/;
  11. // Over the years, many people have added to this regex, but it should have been
  12. // split up by country. Maybe one day we can break this down.
  13. var mostPhoneNumbers = /(?:(?:(?:(\+)?\d{1,3}[-. ]?)?\(?\d{3}\)?[-. ]?\d{3}[-. ]?\d{4})|(?:(\+)(?:9[976]\d|8[987530]\d|6[987]\d|5[90]\d|42\d|3[875]\d|2[98654321]\d|9[8543210]|8[6421]|6[6543210]|5[87654321]|4[987654310]|3[9643210]|2[70]|7|1)[-. ]?(?:\d[-. ]?){6,12}\d+))([,;]+[0-9]+#?)*/;
  14. // Regex for Japanese phone numbers
  15. var japanesePhoneRe = /(0([1-9]-?[1-9]\d{3}|[1-9]{2}-?\d{3}|[1-9]{2}\d{1}-?\d{2}|[1-9]{2}\d{2}-?\d{1})-?\d{4}|0[789]0-?\d{4}-?\d{4}|050-?\d{4}-?\d{4})/;
  16. // Combined regex
  17. var validPhoneNumberRe = new RegExp("^".concat(mostPhoneNumbers.source, "|").concat(japanesePhoneRe.source, "$"));
  18. /**
  19. * Determines if the character is a phone number separator character (i.e.
  20. * '-', '.', or ' ' (space))
  21. */
  22. function isPhoneNumberSeparatorChar(char) {
  23. return separatorCharRe.test(char);
  24. }
  25. exports.isPhoneNumberSeparatorChar = isPhoneNumberSeparatorChar;
  26. /**
  27. * Determines if the character is a control character in a phone number. Control
  28. * characters are as follows:
  29. *
  30. * - ',': A 1 second pause. Useful for dialing extensions once the main phone number has been reached
  31. * - ';': A "wait" that waits for the user to take action (tap something, for instance on a smart phone)
  32. */
  33. function isPhoneNumberControlChar(char) {
  34. return controlCharRe.test(char);
  35. }
  36. exports.isPhoneNumberControlChar = isPhoneNumberControlChar;
  37. /**
  38. * Determines if the given phone number text found in a string is a valid phone
  39. * number.
  40. *
  41. * Our state machine parser is simplified to grab anything that looks like a
  42. * phone number, and this function confirms the match.
  43. */
  44. function isValidPhoneNumber(phoneNumberText) {
  45. // We'll only consider the match as a phone number if there is some kind of
  46. // delimiter character (a prefixed '+' sign, or separator chars).
  47. //
  48. // Accepts:
  49. // (123) 456-7890
  50. // +38755233976
  51. // Does not accept:
  52. // 1234567890 (no delimiter chars - may just be a random number that's not a phone number)
  53. var hasDelimiters = phoneNumberText.charAt(0) === '+' || hasDelimCharsRe.test(phoneNumberText);
  54. return hasDelimiters && validPhoneNumberRe.test(phoneNumberText);
  55. }
  56. exports.isValidPhoneNumber = isValidPhoneNumber;
  57. //# sourceMappingURL=phone-number-utils.js.map