class Reacto::Operations::SplitLabeled

Public Class Methods

new(label, chose_label, executor = nil) click to toggle source
# File lib/reacto/operations/split_labeled.rb, line 6
def initialize(label, chose_label, executor = nil)
  @label = label
  @chose_label = chose_label
  @executor = executor
end

Public Instance Methods

call(tracker) click to toggle source
# File lib/reacto/operations/split_labeled.rb, line 12
def call(tracker)
  value = -> (v) do
    if v.is_a?(LabeledTrackable) && v.label == @label
      action = -> (labeled_trackable) do
        tracker.on_value(labeled_trackable)
      end

      v.group_by_label(executor: @executor, &@chose_label)
        .on(value: action)
    else
      tracker.on_value(v)
    end
  end

  Subscriptions::OperationSubscription.new(
    tracker, value: value
  )
end