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defmodule Exdatadog.Config do
@moduledoc """
Provides helper functions for interacting with Application variables
"""
def get_env_var(app, key, default \\ nil) do
app
|> Application.get_env(key, default)
|> case do
{:system, env_key} -> System.get_env(env_key)
env_var -> env_var
end
end
end
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