public function parse(string $jwt) : Token
{
$data = $this->splitJwt($jwt);
$header = $this->parseHeader($data[0]);
$claims = $this->parseClaims($data[1]);
$signature = $this->parseSignature($header, $data[2]);
foreach ($claims as $name => $value) {
if (isset($header[$name])) {
$header[$name] = $value;
}
}
if ($signature === null) {
unset($data[2]);
}
return new Token($header, $claims, $signature, $data);
}