export const NUMBER_PAIRS_TABLE = 'number_pairs' ; export enum NUMBER_PAIRS_COLUMN { userPhoneHash = 'user_phone_hash' , contactPhoneHash = 'contact_phone_hash' } export class NumberPair { [ NUMBER_PAIRS_COLUMN . userPhoneHash ] : string ; [ NUMBER_PAIRS_COLUMN . contactPhoneHash ] : string ; constructor ( userPhoneHash , contactPhoneHash ) { this . user_phone_hash = userPhoneHash ; this . contact_phone_hash = contactPhoneHash ; } }