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A pure Elixir implementation of Google Protobuf.

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protobuf lib protobuf.ex
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lib/protobuf.ex 

defmodule Protobuf do

  defmacro __using__(opts) do

    quote do

      import Protobuf.DSL, only: [field: 3, field: 2]

      Module.register_attribute(__MODULE__, :fields, accumulate: true)



      @options unquote(opts)

      unquote(encode_decode())

      @before_compile Protobuf.DSL

    end

  end



  defp encode_decode() do

    quote do

      def decode(data), do: Protobuf.Decoder.decode(data, __MODULE__)

      def encode(struct), do: Protobuf.Encoder.encode(struct)

    end

  end



  def decode(%{__struct__: mod} = data) do

    Protobuf.Decoder.decode(data, mod)

  end



  def encode(struct) do

    Protobuf.Encoder.encode(struct)

  end

end