// @declaration: true // @filename: model/index.ts export * from "./account"; // @filename: model/account.ts export interface Account { myAccNum: number; } interface Account2 { myAccNum: number; } export { Account2 as Acc }; // @filename: index.ts declare global { interface Account { someProp: number; } interface Acc { someProp: number; } } import * as model from "./model"; export const func = (account: model.Account, acc2: model.Acc) => {};