func rsaPubKey()

in server/gcpcredential/validate.go [105:119]

• 14 lines of code
• 3 McCabe index (conditional complexity)

func rsaPubKey(key JWK) (*rsa.PublicKey, error) {
	decodedN, err := base64.RawURLEncoding.DecodeString(key.N)
	if err != nil {
		return nil, err
	}
	decodedE, err := base64.RawURLEncoding.DecodeString(key.E)
	if err != nil {
		return nil, err
	}

	return &rsa.PublicKey{
		N: new(big.Int).SetBytes(decodedN),
		E: int(new(big.Int).SetBytes(decodedE).Int64()),
	}, nil
}