type SchedulerCallback = ( ) => unknown ; declare function SchedulerStart ( id , time , callback ) ; declare function SchedulerStart ( time , callback ) ; interface Scheduler { stop : ( id ? : any ) => void ; stopAll : ( ) => void ; start : typeof SchedulerStart ; } function makeScheduler ( ) { const timeouts = { } ; function stop ( id ) { clearTimeout ( timeouts [ id ] ) ; } function stopAll ( ) { Object . values ( timeouts ) . forEach ( timeout => clearTimeout ( timeout ) ) ; } function start ( a , b , c ? ) { const id = c ? a : undefined ; const time = c ? b : a ; const callback = c || b ; stop ( id ) ; timeouts [ id ] = setTimeout ( callback , time ) ; } return { stop , stopAll , start } ; } export { Scheduler , makeScheduler } ;