This phone-number component is now part of a masked suite of ember components included with this addon
Ember-cli-phone-number is an Ember CLI add-on. This addon will mask an input of type text to look like a phone number
# install via npm
$ npm install ember-cli-phone-number --save-dev
# make ember-cli fetch internal dependencies
$ ember g ember-cli-phone-number
{{phone-number phone_number=model.phone_number}}