generateCodeChallenge function

String generateCodeChallenge(
  1. String codeVerifier
)

Generate the code challenge from the verifier (S256).

Implementation

String generateCodeChallenge(String codeVerifier) {
  final digest = sha256.convert(utf8.encode(codeVerifier));
  return base64Url.encode(digest.bytes).replaceAll('=', '');
}