/**
 * Formats a phone number.
 * Example: 123-456-7890 => (123) 456-7890
 *
 * @param {String} phone
 * @return {Void}
 */
var v = new Vue({
    el: '#vue',
    data: {
        homePhone: ''
    }, methods: {
        formatPhone: function() {
            this.homePhone = this.homePhone.replace(/[^0-9]/g, '').replace(/(\d{3})(\d{3})(\d{4})/, '($1) $2-$3');
        }
    }
});