scanAsync
Just like scan
but receives a function that results in a Future
CompletionStage
to the next value.
Description
Just like scan
but receives a function that results in a Future
CompletionStage
to the next value.
Note that the zero
value must be immutable.
emits when the Future
CompletionStage
resulting from the function scanning the element resolves to the next value
backpressures when downstream backpressures
completes when upstream completes and the last Future
CompletionStage
is resolved