comparison vendor/symfony/class-loader/ClassCollectionLoader.php @ 17:129ea1e6d783

Update, including to Drupal core 8.6.10

 
             // don't include already declared classes
             $classes = array_diff($classes, $declared);
 
             // the cache is different depending on which classes are already declared
-            $name = $name.'-'.substr(hash('sha256', implode('|', $classes)), 0, 5);
+            $name .= '-'.substr(hash('sha256', implode('|', $classes)), 0, 5);
         }
 
         $classes = array_unique($classes);
 
         // cache the core classes
         if (!is_dir($cacheDir) && !@mkdir($cacheDir, 0777, true) && !is_dir($cacheDir)) {
             throw new \RuntimeException(sprintf('Class Collection Loader was not able to create directory "%s"', $cacheDir));
         }
-        $cacheDir = rtrim(realpath($cacheDir) ?: $cacheDir, '/'.DIRECTORY_SEPARATOR);
+        $cacheDir = rtrim(realpath($cacheDir) ?: $cacheDir, '/'.\DIRECTORY_SEPARATOR);
         $cache = $cacheDir.'/'.$name.$extension;
 
         // auto-reload
         $reload = false;
         if ($autoReload) {

 
         $files = self::inline($classes, $cache, $declared);
 
         if ($autoReload) {
             // save the resources
-            self::writeCacheFile($metadata, serialize(array(array_values($files), $classes)));
+            self::writeCacheFile($metadata, serialize([array_values($files), $classes]));
         }
     }
 
     /**
      * Generates a file where classes and their parents are inlined.

      *
      * @throws \RuntimeException When class can't be loaded
      */
     public static function inline($classes, $cache, array $excluded)
     {
-        $declared = array();
+        $declared = [];
         foreach (self::getOrderedClasses($excluded) as $class) {
             $declared[$class->getName()] = true;
         }
 
         // cache the core classes
-        $cacheDir = dirname($cache);
+        $cacheDir = \dirname($cache);
         if (!is_dir($cacheDir) && !@mkdir($cacheDir, 0777, true) && !is_dir($cacheDir)) {
             throw new \RuntimeException(sprintf('Class Collection Loader was not able to create directory "%s"', $cacheDir));
         }
 
         $spacesRegex = '(?:\s*+(?:(?:\#|//)[^\n]*+\n|/\*(?:(?<!\*/).)++)?+)*+';

                | \b__(?:DIR|FILE)__\b
             )'isx
 REGEX;
         $dontInlineRegex = str_replace('.', $spacesRegex, $dontInlineRegex);
 
-        $cacheDir = explode('/', str_replace(DIRECTORY_SEPARATOR, '/', $cacheDir));
-        $files = array();
+        $cacheDir = explode('/', str_replace(\DIRECTORY_SEPARATOR, '/', $cacheDir));
+        $files = [];
         $content = '';
         foreach (self::getOrderedClasses($classes) as $class) {
             if (isset($declared[$class->getName()])) {
                 continue;
             }

 
             $files[$class->getName()] = $file = $class->getFileName();
             $c = file_get_contents($file);
 
             if (preg_match($dontInlineRegex, $c)) {
-                $file = explode('/', str_replace(DIRECTORY_SEPARATOR, '/', $file));
+                $file = explode('/', str_replace(\DIRECTORY_SEPARATOR, '/', $file));
 
                 for ($i = 0; isset($file[$i], $cacheDir[$i]); ++$i) {
                     if ($file[$i] !== $cacheDir[$i]) {
                         break;
                     }
                 }
                 if (1 >= $i) {
                     $file = var_export(implode('/', $file), true);
                 } else {
-                    $file = array_slice($file, $i);
-                    $file = str_repeat('../', count($cacheDir) - $i).implode('/', $file);
+                    $file = \array_slice($file, $i);
+                    $file = str_repeat('../', \count($cacheDir) - $i).implode('/', $file);
                     $file = '__DIR__.'.var_export('/'.$file, true);
                 }
 
                 $c = "\nnamespace {require $file;}";
             } else {
-                $c = preg_replace(array('/^\s*<\?php/', '/\?>\s*$/'), '', $c);
+                $c = preg_replace(['/^\s*<\?php/', '/\?>\s*$/'], '', $c);
 
                 // fakes namespace declaration for global code
                 if (!$class->inNamespace()) {
                     $c = "\nnamespace\n{\n".$c."\n}\n";
                 }

      *
      * @return string Namespaces with brackets
      */
     public static function fixNamespaceDeclarations($source)
     {
-        if (!function_exists('token_get_all') || !self::$useTokenizer) {
+        if (!\function_exists('token_get_all') || !self::$useTokenizer) {
             if (preg_match('/(^|\s)namespace(.*?)\s*;/', $source)) {
                 $source = preg_replace('/(^|\s)namespace(.*?)\s*;/', "$1namespace$2\n{", $source)."}\n";
             }
 
             return $source;

 
         for ($i = 0; isset($tokens[$i]); ++$i) {
             $token = $tokens[$i];
             if (!isset($token[1]) || 'b"' === $token) {
                 $rawChunk .= $token;
-            } elseif (in_array($token[0], array(T_COMMENT, T_DOC_COMMENT))) {
+            } elseif (\in_array($token[0], [T_COMMENT, T_DOC_COMMENT])) {
                 // strip comments
                 continue;
             } elseif (T_NAMESPACE === $token[0]) {
                 if ($inNamespace) {
                     $rawChunk .= "}\n";
                 }
                 $rawChunk .= $token[1];
 
                 // namespace name and whitespaces
-                while (isset($tokens[++$i][1]) && in_array($tokens[$i][0], array(T_WHITESPACE, T_NS_SEPARATOR, T_STRING))) {
+                while (isset($tokens[++$i][1]) && \in_array($tokens[$i][0], [T_WHITESPACE, T_NS_SEPARATOR, T_STRING])) {
                     $rawChunk .= $tokens[$i][1];
                 }
                 if ('{' === $tokens[$i]) {
                     $inNamespace = false;
                     --$i;

      * @return string compressed code
      */
     private static function compressCode($code)
     {
         return preg_replace(
-            array('/^\s+/m', '/\s+$/m', '/([\n\r]+ *[\n\r]+)+/', '/[ \t]+/'),
-            array('', '', "\n", ' '),
+            ['/^\s+/m', '/\s+$/m', '/([\n\r]+ *[\n\r]+)+/', '/[ \t]+/'],
+            ['', '', "\n", ' '],
             $code
         );
     }
 
     /**

      *
      * @throws \RuntimeException when a cache file cannot be written
      */
     private static function writeCacheFile($file, $content)
     {
-        $dir = dirname($file);
+        $dir = \dirname($file);
         if (!is_writable($dir)) {
             throw new \RuntimeException(sprintf('Cache directory "%s" is not writable.', $dir));
         }
 
         $tmpFile = tempnam($dir, basename($file));

      *
      * @throws \InvalidArgumentException When a class can't be loaded
      */
     private static function getOrderedClasses(array $classes)
     {
-        $map = array();
-        self::$seen = array();
+        $map = [];
+        self::$seen = [];
         foreach ($classes as $class) {
             try {
                 $reflectionClass = new \ReflectionClass($class);
             } catch (\ReflectionException $e) {
                 throw new \InvalidArgumentException(sprintf('Unable to load class "%s"', $class));

     }
 
     private static function getClassHierarchy(\ReflectionClass $class)
     {
         if (isset(self::$seen[$class->getName()])) {
-            return array();
+            return [];
         }
 
         self::$seen[$class->getName()] = true;
 
-        $classes = array($class);
+        $classes = [$class];
         $parent = $class;
         while (($parent = $parent->getParentClass()) && $parent->isUserDefined() && !isset(self::$seen[$parent->getName()])) {
             self::$seen[$parent->getName()] = true;
 
             array_unshift($classes, $parent);
         }
 
-        $traits = array();
+        $traits = [];
 
         foreach ($classes as $c) {
             foreach (self::resolveDependencies(self::computeTraitDeps($c), $c) as $trait) {
                 if ($trait !== $c) {
                     $traits[] = $trait;

         return array_merge(self::getInterfaces($class), $traits, $classes);
     }
 
     private static function getInterfaces(\ReflectionClass $class)
     {
-        $classes = array();
+        $classes = [];
 
         foreach ($class->getInterfaces() as $interface) {
             $classes = array_merge($classes, self::getInterfaces($interface));
         }
 

     }
 
     private static function computeTraitDeps(\ReflectionClass $class)
     {
         $traits = $class->getTraits();
-        $deps = array($class->getName() => $traits);
+        $deps = [$class->getName() => $traits];
         while ($trait = array_pop($traits)) {
             if ($trait->isUserDefined() && !isset(self::$seen[$trait->getName()])) {
                 self::$seen[$trait->getName()] = true;
                 $traitDeps = $trait->getTraits();
                 $deps[$trait->getName()] = $traitDeps;