Make initialized property private

2 files changed, 13 insertions, 3 deletions

diff --git a/src/NodeClass/NodeClassTrait.php b/src/NodeClass/NodeClassTrait.php
index 467b170..9dd6db7 100644
--- a/src/NodeClass/NodeClassTrait.php
+++ b/src/NodeClass/NodeClassTrait.php
@@ -15,7 +15,7 @@ trait NodeClassTrait
     /**
      * @var bool
      */
-    public $initialized = false;
+    private $initialized = false;
 
     /**
      * @var array
@@ -26,13 +26,23 @@ trait NodeClassTrait
     ];
 
     /**
+     * initialized getter
+     *
+     * @return bool
+     */
+    public function isInitialized()
+    {
+        return $this->initialized;
+    }
+
+    /**
      * Initializer. Calculates the current score of the node and returns a full Readability object.
      *
      * @return self
      */
     public function initializeNode()
     {
-        if (!$this->initialized) {
+        if (!$this->isInitialized()) {
             $contentScore = 0;
 
             switch ($this->nodeName) {
diff --git a/src/Readability.php b/src/Readability.php
index f3eac77..2c62ae6 100644
--- a/src/Readability.php
+++ b/src/Readability.php
@@ -772,7 +772,7 @@ class Readability
 
             /** @var $ancestor DOMElement */
             foreach ($ancestors as $level => $ancestor) {
-                if (!$ancestor->initialized) {
+                if (!$ancestor->isInitialized()) {
                     $ancestor->initializeNode();
                     $candidates[] = $ancestor;
                 }