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exun

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Symbolic Math for elixir, with units support

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exun lib exun_protocol.ex
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lib/exun_protocol.ex 

defimpl String.Chars, for: Exun do

  def to_string(%Exun{ast: val}) do

    Exun.UI.tostr(val)

  end

end



defimpl Inspect, for: Exun do

  def inspect(%Exun{ast: val, pc: map}, _opts) do

    tctx = if map != nil,

      do: for({k, v} <- map, into: "", do: "#{Exun.UI.tostr(k)}=#{Exun.UI.tostr(v)}\n"),

      else: ""



    "#Exun #{tctx} #{Exun.UI.tostr(val)}"

  end

end