MDL-81660 core: Bump php-css-parser to 8.7.0

lib/php-css-parser/src/OutputFormatter.php

@@ -2,6 +2,7 @@
 
 namespace Sabberworm\CSS;
 
+use Sabberworm\CSS\Comment\Commentable;
 use Sabberworm\CSS\Parsing\OutputException;
 
 class OutputFormatter
@@ -211,6 +212,29 @@ class OutputFormatter
         return implode(';', $sString);
     }
 
+    /**
+     *
+     * @param array<Commentable> $aComments
+     *
+     * @return string
+     */
+    public function comments(Commentable $oCommentable)
+    {
+        if (!$this->oFormat->bRenderComments) {
+            return '';
+        }
+
+        $sResult = '';
+        $aComments = $oCommentable->getComments();
+        $iLastCommentIndex = count($aComments) - 1;
+
+        foreach ($aComments as $i => $oComment) {
+            $sResult .= $oComment->render($this->oFormat);
+            $sResult .= $i === $iLastCommentIndex ? $this->spaceAfterBlocks() : $this->spaceBetweenBlocks();
+        }
+        return $sResult;
+    }
+
     /**
      * @param string $sSpaceString
      *