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optimus

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Command line option parser inspired by clap.rs

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optimus lib optimus term.ex
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lib/optimus/term.ex 

defmodule Optimus.Term do

  @moduledoc false



  @doc false

  def width do

    try do

      case System.cmd("tput", ["cols"]) do

        {width_str, 0} ->

          case Integer.parse(width_str) do

            {width, _} -> {:ok, width}

            :error -> {:error, "invalid tputs result"}

          end



        {error, _} ->

          {:error, "tputs error: #{error}"}

      end

    rescue

      error in ErlangError ->

        {:error, error.original}

    end

  end

end