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grzuy
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Sep 21, 2021
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| defp add_command_to_history("", history), do: history | ||
| defp add_command_to_history(command, []), do: [command] | ||
| defp add_command_to_history(command, history), do: [command | history] |
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Is the second clause needed? Isn't it actually covered by the 3rd clause already?
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