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A dependency-free utility library containing 100+ useful functions.

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moar lib integer.ex
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lib/integer.ex 

defmodule Moar.Integer do

  # @related [test](/test/integer_test.exs)



  @moduledoc "Integer-related functions."



  @doc """

  Compares two integers, returning `:lt`, `:eq`, or `:gt`.



  ```

  iex> Moar.Integer.compare(1, 3)

  :lt



  iex> Moar.Integer.compare(1, -3)

  :gt



  iex> Moar.Integer.compare(-1, -1)

  :eq



  iex> Enum.sort([5, 6, 0, -1], Moar.Integer)

  [-1, 0, 5, 6]

  ```

  """

  @spec compare(integer(), integer()) :: :lt | :eg | :gt

  def compare(left, right) when is_integer(left) and is_integer(right) do

    cond do

      left > right -> :gt

      left < right -> :lt

      true -> :eq

    end

  end

end