32 lines
389 B
Go
32 lines
389 B
Go
package async
|
|
|
|
import (
|
|
_ "unsafe"
|
|
)
|
|
|
|
type Void = [0]byte
|
|
|
|
type Future[T any] interface {
|
|
Then(cb func(T))
|
|
}
|
|
|
|
type future[T any] struct {
|
|
cb func(func(T))
|
|
}
|
|
|
|
func (f *future[T]) Then(cb func(T)) {
|
|
f.cb(cb)
|
|
}
|
|
|
|
func Async[T any](fn func(func(T))) Future[T] {
|
|
return &future[T]{fn}
|
|
}
|
|
|
|
func Run[T any](future Future[T]) T {
|
|
var ret T
|
|
future.Then(func(v T) {
|
|
ret = v
|
|
})
|
|
return ret
|
|
}
|