export const strings = Object.freeze({
  add: 'add',
  addContact: 'add a contact',
  allFieldRequired: 'all fields are required',
  company: 'company',
  contactList: 'contact list',
  name: 'name',
  phone: 'phone',
  errorMessageRequired: 'This field is required.',
  errorMessageMaxLength: (maxLen: number) => `Must be ${maxLen} characters or fewer.`,
  errorMessageMinLength: (minLen: number) => `Must be at least ${minLen} characters long.`,
  errorMessagePhonePattern: `Valid format: + (optional) plus 12 to 15 digits`,
});