import * as foo from './foo' ; import * as b from './b' ; const x = foo . x ; const { y } = foo ; const { z : { a } } = foo ; const w = foo [ 'w' ] ; console . log ( x , y , a , w ) ; console . log ( b [ Math . random ( ) < 0.5 ? 'a' : 'b' ] ) ; function f ( x ) { console . log ( x ) ; } f ( 'x' ) ;