Removed deprecated method (#25)

.phan.php

@@ -35,6 +35,7 @@
         'vendor/jbzoo/markdown',
 
         'vendor/phpunit/php-code-coverage/src',
+        'vendor/phpunit/php-file-iterator/src',
         'vendor/phpunit/phpunit/src',
         'vendor/symfony/finder',
         'vendor/ulrichsg/getopt-php/src',

src/CovCatcher.php

@@ -25,6 +25,7 @@
 use SebastianBergmann\CodeCoverage\Report\Clover;
 use SebastianBergmann\CodeCoverage\Report\Html\Facade;
 use SebastianBergmann\CodeCoverage\Report\PHP;
+use SebastianBergmann\FileIterator\Facade as FileIteratorFacade;
 
 /**
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
@@ -73,10 +74,9 @@ public function __construct(string $testName = '', array $options = [])
 
         $this->coverage = null;
         if (Sys::hasXdebug()) {
-            $covFilter = new Filter();
-            $covFilter->includeDirectory($this->config->getString('src'));
+            $covFilter = self::prepareFilter($this->config->getString('src'));
+            $driver    = (new Selector())->forLineAndPathCoverage($covFilter);
 
-            $driver         = (new Selector())->forLineAndPathCoverage($covFilter);
             $this->coverage = new CodeCoverage($driver, $covFilter);
         }
     }
@@ -184,6 +184,17 @@ protected function initConfig(array $options): void
         $this->config = new Data(\array_merge($this->default, $options));
     }
 
+    protected static function prepareFilter(string $dirPath): Filter
+    {
+        $covFilter = new Filter();
+
+        foreach ((new FileIteratorFacade())->getFilesAsArray($dirPath, '.php') as $file) {
+            $covFilter->includeFile($file);
+        }
+
+        return $covFilter;
+    }
+
     protected static function prepareDirectory(string $dirPath): void
     {
         /** @phan-suppress-next-line PhanPluginDuplicateIfCondition */