ex_optional v0.1.2 ExOptional.Map
ExOptional.Enum
provides a (minimal) set of Map
-related functions to work with “Optional” types.
Summary
Functions
Calls Map.get/2
on the value of a success Optional and returns the value as an Optional, or returns a failed Optional.
Examples
iex> ExOptional.get( { :ok, %{ key: "value" } }, :key )
{ :ok, "value" }
iex> ExOptional.get( { :ok, %{ key: "value" } }, :unknown )
{ :ok, nil }
iex> ExOptional.get( { :no, %{ key: "value" } }, :unknown )
{ :no, nil }