getStoredCredentials method
Implementation
Future<oauth2.Credentials?> getStoredCredentials() async {
final inst = await SharedPreferences.getInstance();
final j = inst.getString(_credentialsSP);
if (j == null) {
return null;
}
try {
final credentials = _credentials = oauth2.Credentials.fromJson(j);
return credentials;
} catch (_) {
return null;
}
}