@spec uuid4() :: binary()

Generates a random, version 4 UUID.

Copied/Modified from https://github.com/elixir-ecto/ecto/blob/0746c94cc0a63c350732aa10ba661bcc0d9bd648/lib/ecto/uuid.ex#L190

Examples

iex> alias ObserverWeb.Common ...> assert is_binary(Common.uuid4()) ...> assert is_binary(Common.uuid4()) ...> assert is_binary(Common.uuid4()) ...> assert is_binary(Common.uuid4()) ...> assert is_binary(Common.uuid4())