src/Extension/Autolink/UrlAutolinkParser.php:92:27: ArgumentTypeCoercion: Argument 1 of preg_match expects non-empty-string, but parent type string provided (see https://psalm.dev/193)

src/Extension/CommonMark/Parser/Block/HtmlBlockParser.php:71:29: ArgumentTypeCoercion: Argument 1 of preg_match expects non-empty-string, but parent type string provided (see https://psalm.dev/193)

src/Extension/CommonMark/Parser/Block/ListBlockStartParser.php:73:25: ArgumentTypeCoercion: Argument 1 of preg_match expects non-empty-string, but parent type string provided (see https://psalm.dev/193)

src/Extension/Embed/DomainFilteringAdapter.php:37:32: ArgumentTypeCoercion: Argument 1 of preg_match expects non-empty-string, but parent type string provided (see https://psalm.dev/193)

src/Extension/ExternalLink/ExternalLinkProcessor.php:104:33: ArgumentTypeCoercion: Argument 1 of preg_match expects non-empty-string, but parent type string provided (see https://psalm.dev/193)

src/Parser/Cursor.php:401:27: ArgumentTypeCoercion: Argument 1 of preg_match expects non-empty-string, but parent type string provided (see https://psalm.dev/193)

src/Parser/InlineParserEngine.php:147:35: ArgumentTypeCoercion: Argument 1 of preg_match_all expects non-empty-string, but parent type string provided (see https://psalm.dev/193)

src/Util/RegexHelper.php:109:27: ArgumentTypeCoercion: Argument 1 of preg_match expects non-empty-string, but parent type string provided (see https://psalm.dev/193)

src/Util/RegexHelper.php:132:25: ArgumentTypeCoercion: Argument 1 of preg_match_all expects non-empty-string, but parent type string provided (see https://psalm.dev/193)