import { BaseSchema } from 'yup'; const NANP_REGEXP = /^(\+?1[\s.-]?)?\(?[2-9]\d{2}[\s).-]?\s?[2-9]\d{2}[\s.-]?\d{4}$/; function phone(this: Schema, msg: string): Schema { return this.test({ name: 'phone', exclusive: true, message: msg || 'This field is invalid', test(value) { if (!value) return true; return NANP_REGEXP.test(value); }, }); } export default phone;