es module导出方式

    1. export default Test;
    3. declare namespace Test {
    4.   export const age = 10;
    5.   export const name = 'test';
    6. }

    UMD导出方式

    1. export default Test;
    3. export as namespace Test; // umd
    5. declare namespace Test {
    6.   export const age = 10;
    7.   export const name = 'test';
    8. }