Strip tags and maintain whitespace

Author: DivineOmega

src/Parser.php

@@ -102,7 +102,7 @@ public function parse()
         $returnValue = $element->ownerDocument->saveXML($element);
 
         if ($this->format === Format::PLAIN_TEXT) {
-            $returnValue = strip_tags($returnValue);
+            $returnValue = Utils::stripTagsMaintainWhitespace($returnValue);
         }
 
         $returnValue = trim($returnValue);

src/Utils.php

@@ -0,0 +1,16 @@
+<?php
+
+namespace DivineOmega\WikitextParser;
+
+class Utils
+{
+    public static function stripTagsMaintainWhitespace(string $html)
+    {
+        $plaintext = $html;
+        $plaintext = str_replace('<', ' <', $plaintext);
+        $plaintext = strip_tags($plaintext);
+        $plaintext = str_replace('  ', ' ', $plaintext);
+
+        return $plaintext;
+    }
+}