Allow for Html and css stores to be purged

Author: JanDC

src/CssFromHTMLExtractor.php

@@ -172,4 +172,24 @@ public function addHtmlToStore($rawHtml)
     {
         $this->htmlStore->addHtmlSnippet($rawHtml);
     }
+
+    /**
+     * @return $this
+     */
+    public function purgeHtmlStore()
+    {
+        $this->htmlStore->purge();
+
+        return $this;
+    }
+
+    /**
+     * @return $this
+     */
+    public function purgeCssStore()
+    {
+        $this->cssStore->purge();
+
+        return $this;
+    }
 }

src/CssStore.php

@@ -25,6 +25,16 @@ public function getStyles()
         return $this->styles;
     }
 
+    /**
+     * @return $this
+     */
+    public function purge()
+    {
+        $this->styles = [];
+
+        return $this;
+    }
+
     /**
      * @param string $path
      *

src/HtmlStore.php

@@ -17,4 +17,14 @@ public function getSnippets()
     {
         return $this->snippets;
     }
+
+    /**
+     * @return $this
+     */
+    public function purge()
+    {
+        $this->snippets = [];
+
+        return $this;
+    }
 }

src/Twig/Extension.php

@@ -53,4 +53,15 @@ public function buildCriticalCssFromSnippets()
     {
         return $this->pageSpecificCssService->buildExtractedRuleSet();
     }
+
+    public function purgeHtmlStore()
+    {
+        $this->pageSpecificCssService->purgeHtmlStore();
+
+    }
+
+    public function purgeCssStore()
+    {
+        $this->pageSpecificCssService->purgeCssStore();
+    }
 }