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Closure Table for Elixir - a simple solution for storing and manipulating complex hierarchies.

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closure_table examples ct_ecto deps postgrex lib postgrex extensions bool.ex
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examples/ct_ecto/deps/postgrex/lib/postgrex/extensions/bool.ex 

defmodule Postgrex.Extensions.Bool do

  @moduledoc false

  import Postgrex.BinaryUtils, warn: false

  use Postgrex.BinaryExtension, send: "boolsend"



  def encode(_) do

    quote location: :keep do

      true ->

        <<1::int32, 1>>



      false ->

        <<1::int32, 0>>



      other ->

        raise DBConnection.EncodeError, Postgrex.Utils.encode_msg(other, "a boolean")

    end

  end



  def decode(_) do

    quote location: :keep do

      <<1::int32, 1>> -> true

      <<1::int32, 0>> -> false

    end

  end

end