28 lines
851 B
Elixir
28 lines
851 B
Elixir
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.OTPVersion do
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@spec version() :: String.t() | nil
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def version do
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# OTP Version https://erlang.org/doc/system_principles/versions.html#otp-version
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[
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Path.join(:code.root_dir(), "OTP_VERSION"),
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Path.join([:code.root_dir(), "releases", :erlang.system_info(:otp_release), "OTP_VERSION"])
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]
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|> get_version_from_files()
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end
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@spec get_version_from_files([Path.t()]) :: String.t() | nil
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def get_version_from_files([]), do: nil
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def get_version_from_files([path | paths]) do
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if File.exists?(path) do
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path
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|> File.read!()
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|> String.replace(~r/\r|\n|\s/, "")
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else
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get_version_from_files(paths)
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end
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end
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end
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