composer-update-patch

vendor/composer/ClassLoader.php

@@ -13,9 +13,7 @@
 namespace Composer\Autoload;
 
 /**
- * ClassLoader implements a PSR-0 class loader
- *
- * See https://github.com/php-fig/fig-standards/blob/master/accepted/PSR-0.md
+ * ClassLoader implements a PSR-0, PSR-4 and classmap class loader.
  *
  *     $loader = new \Composer\Autoload\ClassLoader();
  *
@@ -39,6 +37,8 @@ namespace Composer\Autoload;
  *
  * @author Fabien Potencier <fabien@symfony.com>
  * @author Jordi Boggiano <j.boggiano@seld.be>
+ * @see    http://www.php-fig.org/psr/psr-0/
+ * @see    http://www.php-fig.org/psr/psr-4/
  */
 class ClassLoader
 {
@@ -53,8 +53,8 @@ class ClassLoader
 
     private $useIncludePath = false;
     private $classMap = array();
-
     private $classMapAuthoritative = false;
+    private $missingClasses = array();
 
     public function getPrefixes()
     {
@@ -147,7 +147,7 @@ class ClassLoader
      * appending or prepending to the ones previously set for this namespace.
      *
      * @param string       $prefix  The prefix/namespace, with trailing '\\'
-     * @param array|string $paths   The PSR-0 base directories
+     * @param array|string $paths   The PSR-4 base directories
      * @param bool         $prepend Whether to prepend the directories
      *
      * @throws \InvalidArgumentException
@@ -322,20 +322,20 @@ class ClassLoader
         if (isset($this->classMap[$class])) {
             return $this->classMap[$class];
         }
-        if ($this->classMapAuthoritative) {
+        if ($this->classMapAuthoritative || isset($this->missingClasses[$class])) {
             return false;
         }
 
         $file = $this->findFileWithExtension($class, '.php');
 
         // Search for Hack files if we are running on HHVM
-        if ($file === null && defined('HHVM_VERSION')) {
+        if (false === $file && defined('HHVM_VERSION')) {
             $file = $this->findFileWithExtension($class, '.hh');
         }
 
-        if ($file === null) {
+        if (false === $file) {
             // Remember that this class does not exist.
-            return $this->classMap[$class] = false;
+            $this->missingClasses[$class] = true;
         }
 
         return $file;
@@ -399,6 +399,8 @@ class ClassLoader
         if ($this->useIncludePath && $file = stream_resolve_include_path($logicalPathPsr0)) {
             return $file;
         }
+
+        return false;
     }
 }