Astarte.RPC.Config.validate

You're seeing just the function validate, go back to Astarte.RPC.Config module for more information.
Link to this function

validate(namespace \\ nil)

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Specs

validate(Skogsra.Env.namespace()) :: :ok | {:error, [binary()]}

Validates that all required variables are present. Returns :ok if they are, {:error, errors} if they are not. errors will be a list of all errors encountered while getting required variables.

It is possible to provide a namespace as argument (defaults to nil).