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cryppo_ex

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Encryption library for the Meeco platform

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cryppo_ex lib cryppo base64.ex
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lib/cryppo/base64.ex 

defmodule Cryppo.Base64 do

  @moduledoc false



  @spec decode_base64(binary) :: {:error, :invalid_base64} | {:ok, String.t()}

  def decode_base64(base64) do

    case Base.url_decode64(base64) do

      :error ->

        case Base.decode64(base64) do

          {:ok, _bin} -> {:error, "only URL-safe base64 is supported"}

          _ -> {:error, :invalid_base64}

        end



      {:ok, decoded} ->

        {:ok, decoded}

    end

  end

end