Elixir: map to struct

Courtesy of Jose Valim: (https://groups.google.com/forum/#!msg/elixir-lang-talk/6geXOLUeIpI/L9einu4EEAAJ).

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def to_struct(kind, attrs) do   struct = struct(kind)     Logger.debug("attrs = #{inspect(attrs)}")     Enum.reduce(Map.to_list(struct), struct, fn {k, _}, acc ->     case Map.fetch(attrs, k) do       {:ok, v} -> %{acc | k => v}       :error -> acc     end   end) end