PHP DateTimeFactory

DateTimeFactory.php

<?php

class DateTimeFactory
{

    public static function createImmutableFromFormat(string $format, string $time, \DateTimeZone $timezone = null) : \DateTimeImmutable
    {
        $dt = \DateTimeImmutable::createFromFormat($format, $time, $timezone);

        // DateTime errors/warnings can occur even if the object was successfully created (eg. invalid date)
        $errors = \DateTimeImmutable::getLastErrors();
        if (count($errors['errors'] ?? []) > 0) {
            /** @noinspection LoopWhichDoesNotLoopInspection */
            foreach ($errors['errors'] as $pos => $msg) {
                throw new \InvalidArgumentException($msg . ' @ character ' . $pos);
            }
        }
        if (count($errors['warnings'] ?? []) > 0) {
            /** @noinspection LoopWhichDoesNotLoopInspection */
            foreach ($errors['warnings'] as $pos => $msg) {
                throw new \InvalidArgumentException($msg . ' @ character ' . $pos);
            }
        }

        if (! ($dt instanceof \DateTimeImmutable)) {
            throw new \InvalidArgumentException("Invalid DateTime value specified");
        }

        return $dt;
    }
}