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xmavlink

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An elixir library for MAVLink, an application that enables communication with other systems using the MAVLink protocol over serial, UDP and TCP connections, and utility modules for performing common MAVLink commands and tasks with one or more remote vehicles.

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xmavlink lib mavlink_util tables.ex
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lib/mavlink_util/tables.ex 

defmodule XMAVLink.Util.Tables do

  @moduledoc false



  @kinds [:messages, :systems, :params, :sessions]



  def names(opts_or_prefix \\ []) do

    prefix = prefix(opts_or_prefix)



    Map.new(@kinds, fn kind ->

      {kind, table_name(kind, prefix)}

    end)

  end



  def name(kind, opts_or_prefix \\ []) when kind in @kinds do

    table_name(kind, prefix(opts_or_prefix))

  end



  defp table_name(kind, nil), do: kind

  defp table_name(kind, prefix), do: :"#{prefix}_#{kind}"



  defp prefix(opts) when is_list(opts) do

    case Keyword.fetch(opts, :context) do

      {:ok, %{table_prefix: prefix}} -> Keyword.get(opts, :table_prefix, prefix)

      :error -> Keyword.get(opts, :table_prefix)

    end

  end



  defp prefix(%{table_prefix: prefix}), do: prefix

  defp prefix(nil), do: nil

  defp prefix(prefix) when is_atom(prefix) or is_binary(prefix), do: prefix

end