kitchen-simulator/es/utils/phone-validator.js

It is a kitchen simulator (self-contained micro-frontend).

export var phoneValidation = function phoneValidation(phone) {
  var result = /^(\+1\s?)?(\(?\d{3}\)?[\s.-]?)?\d{3}[\s.-]?\d{4}$/;
  return result.test(String(phone).toLowerCase());
};