minor #28200 [Config] Fix slow service discovery for large excluded directories (gonzalovilaseca)

This PR was squashed before being merged into the 4.2-dev branch (closes #28200).

Discussion
----------

[Config] Fix slow service discovery for large excluded directories

| Q             | A
| ------------- | ---
| Branch?       | master
| Bug fix?      | no
| New feature?  |  no
| BC breaks?    | no
| Deprecations? |  no
| Tests pass?   | no
| Fixed tickets | #26736
| License       | MIT
| Doc PR        |

Not sure if this is a bug fix or not, is more an improvement.
Please for all detail follow the conversation here:
symfony/symfony#26736

Commits
-------

fa731e53e9 [Config] Fix slow service discovery for large excluded directories

Author: nicolas-grekas

Loader/FileLoader.php

@@ -109,7 +109,7 @@ private function findClasses($namespace, $pattern, array $excludePatterns)
         $excludePrefix = null;
         $excludePatterns = $parameterBag->unescapeValue($parameterBag->resolveValue($excludePatterns));
         foreach ($excludePatterns as $excludePattern) {
-            foreach ($this->glob($excludePattern, true, $resource) as $path => $info) {
+            foreach ($this->glob($excludePattern, true, $resource, false, true) as $path => $info) {
                 if (null === $excludePrefix) {
                     $excludePrefix = $resource->getPrefix();
                 }
@@ -123,7 +123,7 @@ private function findClasses($namespace, $pattern, array $excludePatterns)
         $classes = array();
         $extRegexp = '/\\.php$/';
         $prefixLen = null;
-        foreach ($this->glob($pattern, true, $resource) as $path => $info) {
+        foreach ($this->glob($pattern, true, $resource, false, false, $excludePaths) as $path => $info) {
             if (null === $prefixLen) {
                 $prefixLen = \strlen($resource->getPrefix());
 

Tests/Loader/XmlFileLoaderTest.php

@@ -612,7 +612,19 @@ public function testPrototype()
 
         $fixturesDir = \dirname(__DIR__).\DIRECTORY_SEPARATOR.'Fixtures'.\DIRECTORY_SEPARATOR;
         $this->assertTrue(false !== array_search(new FileResource($fixturesDir.'xml'.\DIRECTORY_SEPARATOR.'services_prototype.xml'), $resources));
-        $this->assertTrue(false !== array_search(new GlobResource($fixturesDir.'Prototype', '/*', true), $resources));
+
+        $prototypeRealPath = \realpath(__DIR__.\DIRECTORY_SEPARATOR.'..'.\DIRECTORY_SEPARATOR.'Fixtures'.\DIRECTORY_SEPARATOR.'Prototype');
+        $globResource = new GlobResource(
+            $fixturesDir.'Prototype',
+            '/*',
+            true,
+            false,
+            array(
+                str_replace(\DIRECTORY_SEPARATOR, '/', $prototypeRealPath.\DIRECTORY_SEPARATOR.'OtherDir') => true,
+                str_replace(\DIRECTORY_SEPARATOR, '/', $prototypeRealPath.\DIRECTORY_SEPARATOR.'BadClasses') => true,
+            )
+        );
+        $this->assertTrue(false !== array_search($globResource, $resources));
         $resources = array_map('strval', $resources);
         $this->assertContains('reflection.Symfony\Component\DependencyInjection\Tests\Fixtures\Prototype\Foo', $resources);
         $this->assertContains('reflection.Symfony\Component\DependencyInjection\Tests\Fixtures\Prototype\Sub\Bar', $resources);
@@ -632,7 +644,19 @@ public function testPrototypeExcludeWithArray()
 
         $fixturesDir = \dirname(__DIR__).\DIRECTORY_SEPARATOR.'Fixtures'.\DIRECTORY_SEPARATOR;
         $this->assertTrue(false !== array_search(new FileResource($fixturesDir.'xml'.\DIRECTORY_SEPARATOR.'services_prototype_array.xml'), $resources));
-        $this->assertTrue(false !== array_search(new GlobResource($fixturesDir.'Prototype', '/*', true), $resources));
+
+        $prototypeRealPath = realpath(__DIR__.\DIRECTORY_SEPARATOR.'..'.\DIRECTORY_SEPARATOR.'Fixtures'.\DIRECTORY_SEPARATOR.'Prototype');
+        $globResource = new GlobResource(
+            $fixturesDir.'Prototype',
+            '/*',
+            true,
+            false,
+            array(
+                str_replace(\DIRECTORY_SEPARATOR, '/', $prototypeRealPath.\DIRECTORY_SEPARATOR.'BadClasses') => true,
+                str_replace(\DIRECTORY_SEPARATOR, '/', $prototypeRealPath.\DIRECTORY_SEPARATOR.'OtherDir') => true,
+            )
+        );
+        $this->assertTrue(false !== array_search($globResource, $resources));
         $resources = array_map('strval', $resources);
         $this->assertContains('reflection.Symfony\Component\DependencyInjection\Tests\Fixtures\Prototype\Foo', $resources);
         $this->assertContains('reflection.Symfony\Component\DependencyInjection\Tests\Fixtures\Prototype\Sub\Bar', $resources);

Tests/Loader/YamlFileLoaderTest.php

@@ -365,7 +365,18 @@ public function testPrototype()
 
         $fixturesDir = \dirname(__DIR__).\DIRECTORY_SEPARATOR.'Fixtures'.\DIRECTORY_SEPARATOR;
         $this->assertTrue(false !== array_search(new FileResource($fixturesDir.'yaml'.\DIRECTORY_SEPARATOR.'services_prototype.yml'), $resources));
-        $this->assertTrue(false !== array_search(new GlobResource($fixturesDir.'Prototype', '', true), $resources));
+
+        $prototypeRealPath = \realpath(__DIR__.\DIRECTORY_SEPARATOR.'..'.\DIRECTORY_SEPARATOR.'Fixtures'.\DIRECTORY_SEPARATOR.'Prototype');
+        $globResource = new GlobResource(
+            $fixturesDir.'Prototype',
+            '',
+            true,
+            false, array(
+                str_replace(\DIRECTORY_SEPARATOR, '/', $prototypeRealPath.\DIRECTORY_SEPARATOR.'BadClasses') => true,
+                str_replace(\DIRECTORY_SEPARATOR, '/', $prototypeRealPath.\DIRECTORY_SEPARATOR.'OtherDir') => true,
+            )
+        );
+        $this->assertTrue(false !== array_search($globResource, $resources));
         $resources = array_map('strval', $resources);
         $this->assertContains('reflection.Symfony\Component\DependencyInjection\Tests\Fixtures\Prototype\Foo', $resources);
         $this->assertContains('reflection.Symfony\Component\DependencyInjection\Tests\Fixtures\Prototype\Sub\Bar', $resources);