Function getSignatureType

js/sign/src/utils/utils.ts:74–81

(key: crypto.KeyObject)

}

export function getSignatureType(key: crypto.KeyObject): SignatureType {
  const signatureType = maybeGetSignatureType(key);
  assert(
    signatureType !== null,
    'Expected either "Ed25519" or "ECDSA P-256" key.'
  );
  return signatureType;
}

export function getPublicKeyAttributeName(key: crypto.KeyObject) {
  return PUBLIC_KEY_ATTRIBUTE_NAME_MAPPING.get(getSignatureType(key))!;