Accumulated Operator

accumulated()

Creates an accumulated operator, which returns an Observable that emits the current item with all of the previous items emitted by the source Observable in one single ordered array.

Producing

Stream of type <: Subscribable{Vector{L}} where L refers to the type of the source stream

Examples

using Rocket

source = from([ 1, 2, 3 ])
subscribe!(source |> accumulated(), logger())
;

# output

[LogActor] Data: [1]
[LogActor] Data: [1, 2]
[LogActor] Data: [1, 2, 3]
[LogActor] Completed

using Rocket

source = of(1)
subscribe!(source |> accumulated(), logger())
;

# output

[LogActor] Data: [1]
[LogActor] Completed

See also: AbstractOperator, InferableOperator, ProxyObservable, logger