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dogma lib dogma rules debugger_statement.ex
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lib/dogma/rules/debugger_statement.ex 

defmodule Dogma.Rules.DebuggerStatement do

  @moduledoc """

  A rule that disallows calls to IEx.pry, as while useful, we probably don't

  want them committed.

  """



  @behaviour Dogma.Rule



  alias Dogma.Script

  alias Dogma.Error



  def test(script) do

    script |> Script.walk( &check_node(&1, &2) )

  end



  defp check_node({:., m, [{:__aliases__, _, [:IEx]}, :pry]} = node, errors) do

    error = error( m[:line] )

    {node, [error | errors]}

  end

  defp check_node(node, errors) do

    {node, errors}

  end



  defp error(pos) do

    %Error{

      rule:     __MODULE__,

      message: "Possible forgotten debugger statement detected",

      position: pos,

    }

  end

end