Static Content Deploy - Replace in_array(array_keys($array)) by isset($array)

Author: andrey-legayev

lib/internal/Magento/Framework/View/Asset/PreProcessor/AlternativeSource.php

@@ -168,4 +168,14 @@ public function getAlternativesExtensionsNames()
     {
         return array_keys($this->alternatives);
     }
+
+    /**
+     * Check if file extension supported
+     * @param $ext string
+     * @return bool
+     */
+    public function isExtensionSupported($ext)
+    {
+        return isset($this->alternatives[$ext]);
+    }
 }

lib/internal/Magento/Framework/View/Asset/PreProcessor/FileNameResolver.php

@@ -38,7 +38,7 @@ public function resolve($fileName)
         $compiledFile = $fileName;
         $extension = pathinfo($fileName, PATHINFO_EXTENSION);
         foreach ($this->alternativeSources as $name => $alternative) {
-            if (in_array($extension, $alternative->getAlternativesExtensionsNames(), true)
+            if ($alternative->isExtensionSupported($extension)
                 && strpos(basename($fileName), '_') !== 0
             ) {
                 $compiledFile = substr($fileName, 0, strlen($fileName) - strlen($extension) - 1);