Encoding get_encoding_from_option()

in torchaudio/csrc/sox/types.cpp [63:80]

• 18 lines of code
• 7 McCabe index (conditional complexity)

Encoding get_encoding_from_option(const c10::optional<std::string> encoding) {
  if (!encoding.has_value())
    return Encoding::NOT_PROVIDED;
  std::string v = encoding.value();
  if (v == "PCM_S")
    return Encoding::PCM_SIGNED;
  if (v == "PCM_U")
    return Encoding::PCM_UNSIGNED;
  if (v == "PCM_F")
    return Encoding::PCM_FLOAT;
  if (v == "ULAW")
    return Encoding::ULAW;
  if (v == "ALAW")
    return Encoding::ALAW;
  std::ostringstream stream;
  stream << "Internal Error: unexpected encoding value: " << v;
  throw std::runtime_error(stream.str());
}