CS fixes

Author: nicolas-grekas

Definition/ScalarNode.php

@@ -32,7 +32,7 @@ class ScalarNode extends VariableNode
      */
     protected function validateType($value)
     {
-        if (!is_scalar($value) && null !== $value) {
+        if (!\is_scalar($value) && null !== $value) {
             $ex = new InvalidTypeException(sprintf('Invalid type for path "%s". Expected scalar, but got %s.', $this->getPath(), \gettype($value)));
             if ($hint = $this->getInfo()) {
                 $ex->addHint($hint);

ResourceCheckerConfigCache.php

@@ -137,7 +137,7 @@ public function write($content, array $metadata = null)
             }
         }
 
-        if (\function_exists('opcache_invalidate') && filter_var(ini_get('opcache.enable'), \FILTER_VALIDATE_BOOLEAN)) {
+        if (\function_exists('opcache_invalidate') && filter_var(\ini_get('opcache.enable'), \FILTER_VALIDATE_BOOLEAN)) {
             @opcache_invalidate($this->file, true);
         }
     }

Tests/Loader/FileLoaderTest.php

@@ -26,12 +26,12 @@ public function testImportWithFileLocatorDelegation()
 
         $locatorMockForAdditionalLoader = $this->createMock(FileLocatorInterface::class);
         $locatorMockForAdditionalLoader->expects($this->any())->method('locate')->will($this->onConsecutiveCalls(
-                ['path/to/file1'],                    // Default
-                ['path/to/file1', 'path/to/file2'],   // First is imported
-                ['path/to/file1', 'path/to/file2'],   // Second is imported
-                ['path/to/file1'],                    // Exception
-                ['path/to/file1', 'path/to/file2']    // Exception
-                ));
+            ['path/to/file1'],                    // Default
+            ['path/to/file1', 'path/to/file2'],   // First is imported
+            ['path/to/file1', 'path/to/file2'],   // Second is imported
+            ['path/to/file1'],                    // Exception
+            ['path/to/file1', 'path/to/file2']    // Exception
+        ));
 
         $fileLoader = new TestFileLoader($locatorMock);
         $fileLoader->setSupports(false);