58     public static function resolve(UriInterface $base, UriInterface $rel): UriInterface  argument
62             return $base;
74             $targetAuthority = $base->getAuthority();
76                 $targetPath = $base->getPath();
77                 $targetQuery = $rel->getQuery() != '' ? $rel->getQuery() : $base->getQuery();
82                     if ($targetAuthority != '' && $base->getPath() === '') {
85                         $lastSlashPos = strrpos($base->getPath(), '/');
89 …                      $targetPath = substr($base->getPath(), 0, $lastSlashPos + 1).$rel->getPath();
99             $base->getScheme(),
128     public static function relativize(UriInterface $base, UriInterface $target): UriInterface  argument
131 …&& ($base->getScheme() !== $target->getScheme() || $target->getAuthority() === '' && $base->getAut…
143         if ($target->getAuthority() !== '' && $base->getAuthority() !== $target->getAuthority()) {
152         if ($base->getPath() !== $target->getPath()) {
153             return $emptyPathUri->withPath(self::getRelativePath($base, $target));
156         if ($base->getQuery() === $target->getQuery()) {
174     private static function getRelativePath(UriInterface $base, UriInterface $target): string  argument
176         $sourceSegments = explode('/', $base->getPath());
196             if ($base->getAuthority() != '' && $base->getPath() === '') {