function Headers::checkHeaderClass

Throws

LogicException if the header name and class are not compatible

2 calls to Headers::checkHeaderClass()

Headers::add in vendor/symfony/mime/Header/Headers.php

MessageListener::setHeaders in vendor/symfony/mailer/EventListener/MessageListener.php

File

vendor/symfony/mime/Header/Headers.php, line 226

Class

Headers

A collection of headers.

Namespace

Symfony\Component\Mime\Header

Code

public static function checkHeaderClass(HeaderInterface $header) : void {
    $name = strtolower($header->getName());
    $headerClasses = self::HEADER_CLASS_MAP[$name] ?? [];
    if (!\is_array($headerClasses)) {
        $headerClasses = [
            $headerClasses,
        ];
    }
    if (!$headerClasses) {
        return;
    }
    foreach ($headerClasses as $c) {
        if ($header instanceof $c) {
            return;
        }
    }
    throw new LogicException(\sprintf('The "%s" header must be an instance of "%s" (got "%s").', $header->getName(), implode('" or "', $headerClasses), get_debug_type($header)));
}