PHP 8.1 deprecated notice

[igumnovaleksey]

The following deprecated notices were found while using the phpstan tool:

all/libraries/composer/vendor/masterminds/html5/src/HTML5/Parser/StringInputStream.php 180 line Return type mixed of method Masterminds\HTML5\Parser\StringInputStream::current() is not covariant with tentative return type mixed of method Iterator::current(). 189 line Return type mixed of method Masterminds\HTML5\Parser\StringInputStream::next() is not covariant with tentative return type void of method Iterator::next() 197 line Return type mixed of method Masterminds\HTML5\Parser\StringInputStream::rewind() is not covariant with tentative return type void of method Iterator::rewind() 207 line Return type mixed of method Masterminds\HTML5\Parser\StringInputStream::valid() is not covariant with tentative return type bool of method Iterator::valid() 327 line Return type mixed of method Masterminds\HTML5\Parser\StringInputStream::key() is not covariant with tentative return type mixed of method Iterator::key()

[PavelSPN]

Hi igumnovaleksey!

To be more compatible with previous versions of PHP (for example the type "mixed" available as of PHP 8.0.0) it would be better to use

[\ReturnTypeWillChange]

[goetas]

fixed in https://github.com/Masterminds/html5-php/pull/231