Upgrade framework

vendor/symfony/var-dumper/Caster/LinkStub.php

@@ -18,30 +18,32 @@ namespace Symfony\Component\VarDumper\Caster;
  */
 class LinkStub extends ConstStub
 {
-    private static $vendorRoots;
-    private static $composerRoots;
+    public $inVendor = false;
 
-    public function __construct($label, $line = 0, $href = null)
+    private static array $vendorRoots;
+    private static array $composerRoots = [];
+
+    public function __construct(string $label, int $line = 0, string $href = null)
     {
         $this->value = $label;
 
         if (null === $href) {
             $href = $label;
         }
-        if (!is_string($href)) {
+        if (!\is_string($href)) {
             return;
         }
-        if (0 === strpos($href, 'file://')) {
+        if (str_starts_with($href, 'file://')) {
             if ($href === $label) {
                 $label = substr($label, 7);
             }
             $href = substr($href, 7);
-        } elseif (false !== strpos($href, '://')) {
+        } elseif (str_contains($href, '://')) {
             $this->attr['href'] = $href;
 
             return;
         }
-        if (!file_exists($href)) {
+        if (!is_file($href)) {
             return;
         }
         if ($line) {
@@ -50,53 +52,57 @@ class LinkStub extends ConstStub
         if ($label !== $this->attr['file'] = realpath($href) ?: $href) {
             return;
         }
-        if ($composerRoot = $this->getComposerRoot($href, $inVendor)) {
-            $this->attr['ellipsis'] = strlen($href) - strlen($composerRoot) + 1;
+        if ($composerRoot = $this->getComposerRoot($href, $this->inVendor)) {
+            $this->attr['ellipsis'] = \strlen($href) - \strlen($composerRoot) + 1;
             $this->attr['ellipsis-type'] = 'path';
-            $this->attr['ellipsis-tail'] = 1 + ($inVendor ? 2 + strlen(implode(array_slice(explode(DIRECTORY_SEPARATOR, substr($href, 1 - $this->attr['ellipsis'])), 0, 2))) : 0);
-        } elseif (3 < count($ellipsis = explode(DIRECTORY_SEPARATOR, $href))) {
-            $this->attr['ellipsis'] = 2 + strlen(implode(array_slice($ellipsis, -2)));
+            $this->attr['ellipsis-tail'] = 1 + ($this->inVendor ? 2 + \strlen(implode('', \array_slice(explode(\DIRECTORY_SEPARATOR, substr($href, 1 - $this->attr['ellipsis'])), 0, 2))) : 0);
+        } elseif (3 < \count($ellipsis = explode(\DIRECTORY_SEPARATOR, $href))) {
+            $this->attr['ellipsis'] = 2 + \strlen(implode('', \array_slice($ellipsis, -2)));
             $this->attr['ellipsis-type'] = 'path';
             $this->attr['ellipsis-tail'] = 1;
         }
     }
 
-    private function getComposerRoot($file, &$inVendor)
+    private function getComposerRoot(string $file, bool &$inVendor)
     {
-        if (null === self::$vendorRoots) {
-            self::$vendorRoots = array();
+        if (!isset(self::$vendorRoots)) {
+            self::$vendorRoots = [];
 
             foreach (get_declared_classes() as $class) {
-                if ('C' === $class[0] && 0 === strpos($class, 'ComposerAutoloaderInit')) {
+                if ('C' === $class[0] && str_starts_with($class, 'ComposerAutoloaderInit')) {
                     $r = new \ReflectionClass($class);
-                    $v = dirname(dirname($r->getFileName()));
-                    if (file_exists($v.'/composer/installed.json')) {
-                        self::$vendorRoots[] = $v.DIRECTORY_SEPARATOR;
+                    $v = \dirname($r->getFileName(), 2);
+                    if (is_file($v.'/composer/installed.json')) {
+                        self::$vendorRoots[] = $v.\DIRECTORY_SEPARATOR;
                     }
                 }
             }
         }
         $inVendor = false;
 
-        if (isset(self::$composerRoots[$dir = dirname($file)])) {
+        if (isset(self::$composerRoots[$dir = \dirname($file)])) {
             return self::$composerRoots[$dir];
         }
 
         foreach (self::$vendorRoots as $root) {
-            if ($inVendor = 0 === strpos($file, $root)) {
+            if ($inVendor = str_starts_with($file, $root)) {
                 return $root;
             }
         }
 
         $parent = $dir;
-        while (!file_exists($parent.'/composer.json')) {
-            if ($parent === dirname($parent)) {
+        while (!@is_file($parent.'/composer.json')) {
+            if (!@file_exists($parent)) {
+                // open_basedir restriction in effect
+                break;
+            }
+            if ($parent === \dirname($parent)) {
                 return self::$composerRoots[$dir] = false;
             }
 
-            $parent = dirname($parent);
+            $parent = \dirname($parent);
         }
 
-        return self::$composerRoots[$dir] = $parent.DIRECTORY_SEPARATOR;
+        return self::$composerRoots[$dir] = $parent.\DIRECTORY_SEPARATOR;
     }
 }