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A collection of useful fields for building Phoenix apps faster!

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fields lib hash.ex
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lib/hash.ex 

defmodule Fields.Hash do

  @moduledoc """

  An Ecto Type for hashed fields.

  Hashed using sha256. See `Fields.Helpers` for hashing details.



  ## Example



        schema "messages" do

          field(:digest, Fields.Hash)

        end

  """

  @behaviour Ecto.Type



  alias Fields.Helpers



  def type, do: :binary



  def cast(value) do

    {:ok, to_string(value)}

  end



  def dump(value) do

    {:ok, Helpers.hash(:sha256, value)}

  end



  def load(value) do

    {:ok, value}

  end

end