initial commit

vendor/symfony/twig-bridge/TokenParser/DumpTokenParser.php

@@ -0,0 +1,62 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Bridge\Twig\TokenParser;
+
+use Symfony\Bridge\Twig\Node\DumpNode;
+use Twig\Node\Expression\Variable\LocalVariable;
+use Twig\Node\Node;
+use Twig\Node\Nodes;
+use Twig\Token;
+use Twig\TokenParser\AbstractTokenParser;
+
+/**
+ * Token Parser for the 'dump' tag.
+ *
+ * Dump variables with:
+ *
+ *     {% dump %}
+ *     {% dump foo %}
+ *     {% dump foo, bar %}
+ *
+ * @author Julien Galenski <julien.galenski@gmail.com>
+ */
+final class DumpTokenParser extends AbstractTokenParser
+{
+    public function parse(Token $token): Node
+    {
+        $values = null;
+        if (!$this->parser->getStream()->test(Token::BLOCK_END_TYPE)) {
+            $values = $this->parseMultitargetExpression();
+        }
+        $this->parser->getStream()->expect(Token::BLOCK_END_TYPE);
+
+        return new DumpNode(new LocalVariable(null, $token->getLine()), $values, $token->getLine());
+    }
+
+    private function parseMultitargetExpression(): Node
+    {
+        $targets = [];
+        while (true) {
+            $targets[] = $this->parser->parseExpression();
+            if (!$this->parser->getStream()->nextIf(Token::PUNCTUATION_TYPE, ',')) {
+                break;
+            }
+        }
+
+        return new Nodes($targets);
+    }
+
+    public function getTag(): string
+    {
+        return 'dump';
+    }
+}