coney v2.2.0 Coney.Consumer behaviour

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stacktrace()
stacktrace() :: []

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connection() (optional)
connection() :: map()

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error_happend(exception, message, meta) (optional)
error_happend(exception :: struct(), message :: binary(), meta :: map()) ::
  :ok | :reject | :redeliver | {:reply, binary()}

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error_happend(exception, stacktrace, message, meta) (optional)
error_happend(
  exception :: struct(),
  stacktrace :: stacktrace(),
  message :: binary(),
  meta :: map()
) :: :ok | :reject | :redeliver | {:reply, binary()}

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parse(message, meta)
parse(message :: binary(), meta :: map()) :: any()

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process(payload, meta)
process(payload :: any(), meta :: map()) ::
  :ok | :reject | :redeliver | {:reply, binary()}