Stream.dedup_by/2
defmodule Stream do
def dedup_by(stream, fun)
end
Creates a stream that only emits elements if the result of calling fun on the element is different from the (stored) result of calling fun on the last emitted element.
defmodule Stream do
def dedup_by(stream, fun)
end
Creates a stream that only emits elements if the result of calling fun on the element is different from the (stored) result of calling fun on the last emitted element.