func readCertificate()

in pkg/internal/token/clientcertcredential.go [188:202]

• 15 lines of code
• 4 McCabe index (conditional complexity)

func readCertificate(certFile, password string) (*x509.Certificate, *rsa.PrivateKey, error) {
	if strings.HasSuffix(certFile, ".pfx") {
		cert, err := os.ReadFile(certFile)
		if err != nil {
			return nil, nil, fmt.Errorf("failed to read the certificate file (%s): %w", certFile, err)
		}
		return decodePkcs12(cert, password)
	} else {
		cert, err := os.ReadFile(certFile)
		if err != nil {
			return nil, nil, fmt.Errorf("failed to read the certificate file (%s): %w", certFile, err)
		}
		return parseKeyPairFromPEMBlock(cert)
	}
}