extractExtension.js 1.3 KB

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  1. "use strict";
  2. Object.defineProperty(exports, "__esModule", {
  3. value: true
  4. });
  5. exports["default"] = extractExtension;
  6. var _createExtensionPattern = _interopRequireDefault(require("./createExtensionPattern.js"));
  7. function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
  8. // Regexp of all known extension prefixes used by different regions followed by
  9. // 1 or more valid digits, for use when parsing.
  10. var EXTN_PATTERN = new RegExp('(?:' + (0, _createExtensionPattern["default"])() + ')$', 'i'); // Strips any extension (as in, the part of the number dialled after the call is
  11. // connected, usually indicated with extn, ext, x or similar) from the end of
  12. // the number, and returns it.
  13. function extractExtension(number) {
  14. var start = number.search(EXTN_PATTERN);
  15. if (start < 0) {
  16. return {};
  17. } // If we find a potential extension, and the number preceding this is a viable
  18. // number, we assume it is an extension.
  19. var numberWithoutExtension = number.slice(0, start);
  20. var matches = number.match(EXTN_PATTERN);
  21. var i = 1;
  22. while (i < matches.length) {
  23. if (matches[i]) {
  24. return {
  25. number: numberWithoutExtension,
  26. ext: matches[i]
  27. };
  28. }
  29. i++;
  30. }
  31. }
  32. //# sourceMappingURL=extractExtension.js.map