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mix_test_watch

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Automatically run tests when files change

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mix_test_watch lib mix_test_watch paths.ex
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lib/mix_test_watch/paths.ex 

defmodule MixTestWatch.Path do

  @moduledoc """

  Decides if we should refresh for a path.

  """



  @elixir_source_pattern ~r/\.(erl|ex|exs|eex|xrl|yrl)\z/i



  @ignored_dirs ~w(

    deps/

    _build/

  )



  @spec watching?(String.t) :: boolean



  def watching?(path) do

    watched_directory?( path ) && elixir_extension?( path )

  end





  defp watched_directory?(path) do

    not String.starts_with?( path, @ignored_dirs )

  end



  defp elixir_extension?(path) do

    @elixir_source_pattern

    |> Regex.match?( path )

  end

end