updated-packages

vendor/theseer/tokenizer/src/XMLSerializer.php

@@ -5,19 +5,13 @@ use DOMDocument;
 
 class XMLSerializer {
 
-    /**
-     * @var \XMLWriter
-     */
+    /** @var \XMLWriter */
     private $writer;
 
-    /**
-     * @var Token
-     */
+    /** @var Token */
     private $previousToken;
 
-    /**
-     * @var NamespaceUri
-     */
+    /** @var NamespaceUri */
     private $xmlns;
 
     /**
@@ -32,24 +26,14 @@ class XMLSerializer {
         $this->xmlns = $xmlns;
     }
 
-    /**
-     * @param TokenCollection $tokens
-     *
-     * @return DOMDocument
-     */
     public function toDom(TokenCollection $tokens): DOMDocument {
-        $dom = new DOMDocument();
+        $dom                     = new DOMDocument();
         $dom->preserveWhiteSpace = false;
         $dom->loadXML($this->toXML($tokens));
 
         return $dom;
     }
 
-    /**
-     * @param TokenCollection $tokens
-     *
-     * @return string
-     */
     public function toXML(TokenCollection $tokens): string {
         $this->writer = new \XMLWriter();
         $this->writer->openMemory();
@@ -57,12 +41,16 @@ class XMLSerializer {
         $this->writer->startDocument();
         $this->writer->startElement('source');
         $this->writer->writeAttribute('xmlns', $this->xmlns->asString());
-        $this->writer->startElement('line');
-        $this->writer->writeAttribute('no', '1');
 
-        $this->previousToken = $tokens[0];
-        foreach ($tokens as $token) {
-            $this->addToken($token);
+        if (\count($tokens) > 0) {
+            $this->writer->startElement('line');
+            $this->writer->writeAttribute('no', '1');
+
+            $this->previousToken = $tokens[0];
+
+            foreach ($tokens as $token) {
+                $this->addToken($token);
+            }
         }
 
         $this->writer->endElement();
@@ -72,10 +60,7 @@ class XMLSerializer {
         return $this->writer->outputMemory();
     }
 
-    /**
-     * @param Token $token
-     */
-    private function addToken(Token $token) {
+    private function addToken(Token $token): void {
         if ($this->previousToken->getLine() < $token->getLine()) {
             $this->writer->endElement();
 
@@ -87,7 +72,7 @@ class XMLSerializer {
         if ($token->getValue() !== '') {
             $this->writer->startElement('token');
             $this->writer->writeAttribute('name', $token->getName());
-            $this->writer->writeRaw(htmlspecialchars($token->getValue(), ENT_NOQUOTES | ENT_DISALLOWED | ENT_XML1));
+            $this->writer->writeRaw(\htmlspecialchars($token->getValue(), \ENT_NOQUOTES | \ENT_DISALLOWED | \ENT_XML1));
             $this->writer->endElement();
         }
     }