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prometheus_ex

0.0.2
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Elixir-friendly Prometheus monitoring system client.

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prometheus_ex lib prometheus config.ex
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lib/prometheus/config.ex 

defmodule Prometheus.Config do

  defmacro __using__(default_config) do

    target_module = __CALLER__.module



    quote do

      defmodule Config do

        def config do

          Application.get_env(:prometheus, unquote(prometheus_env_key(target_module)), unquote(default_config))

        end



        defp config(name, default) do

          config

          |> Keyword.get(name, default)

        end



        unquote do

          for {option, default} <- default_config do

            quote do

              def unquote(option)() do

                config(unquote(option), unquote(default))

              end

            end

          end

        end

      end

    end

  end



  defp prometheus_env_key (target_module) do

    integration_name_string = target_module

    |> Atom.to_string

    |> String.split(".")

    |> Enum.at(2)



    String.to_atom("Elixir." <> integration_name_string)

  end

end