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kitchen_sink

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Mixins for Elixir namespaces and Misc utility functions

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kitchen_sink lib kitchen_sink boolean.ex
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lib/kitchen_sink/boolean.ex 

defmodule KitchenSink.Boolean do



  @moduledoc """

  this module is for Boolean functions

  """



  defp string_bool?("true"), do: true

  defp string_bool?("false"), do: false

  defp string_bool?("t"), do: true

  defp string_bool?("f"), do: false

  defp string_bool?("on"), do: true

  defp string_bool?("off"), do: false

  defp string_bool?("yes"), do: true

  defp string_bool?("no"), do: false

  defp string_bool?("y"), do: true

  defp string_bool?("n"), do: false

  defp string_bool?(_), do: :error



  @doc """

  Parse boolean either from string or integer, if it's not a boolean then it returns :error

  """

  def parse(st) when is_binary(st) do

    st

    |> String.trim

    |> String.downcase

    |> string_bool?

  end

  def parse(i) when is_integer(i) do

    case i do

      1 -> true

      0 -> false

      _ -> :error

    end

  end

end