lib/measurement.ex
defmodule GGSV2.Measurement do
@type t() :: %__MODULE__{
no2_ppm: Float.t(),
c2h5ch_ppm: Float.t(),
voc_ppm: Float.t(),
co_ppm: Float.t()
}
defstruct no2_ppm: :unknown,
c2h5ch_ppm: :unknown,
voc_ppm: :unknown,
co_ppm: :unknown
end