Artem Vorotnikov 4c645866ef stream: add next and map utility fn (#1962)
Introduces `StreamExt` trait. This trait will be used to add utility functions
to make working with streams easier. This patch includes two functions:

* `next`: a future returning the item in the stream.
* `map`: transform each item in the stream.
2019-12-18 11:57:22 -08:00
..