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Unobtrusive Dependency Injector for Elixir

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definject lib inject check.ex
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lib/inject/check.ex 

defmodule Inject.Check do

  @moduledoc false

  @uninjectable [:erlang, Kernel, Macro, Module, Access]



  def raise_if_uninjectable_deps_injected(%{} = deps) do

    for {{remote_mod, _name, _arity}, _} <- Map.drop(deps, [:strict]) do

      if remote_mod in unquote(@uninjectable) do

        raise "Uninjectable module injected #{inspect(remote_mod)}"

      end

    end

  end



  def raise_if_unknown_deps_found(mfas, %{} = deps) when is_list(mfas) do

    mfas = mfas |> Enum.sort() |> Enum.uniq()



    if Map.get(deps, :strict, true) do

      for {key, _} <- Map.drop(deps, [:strict]) do

        unless key in mfas do

          raise "Unexpected injection #{inspect(key)}"

        end

      end

    end

  end

end