218                         $node = new ConstantExpression(true, $token->getLine());
223                         $node = new ConstantExpression(false, $token->getLine());
230                         $node = new ConstantExpression(null, $token->getLine());
235                             $node = $this->getFunctionNode($token->getValue(), $token->getLine());
237                             $node = new NameExpression($token->getValue(), $token->getLine());
244                 $node = new ConstantExpression($token->getValue(), $token->getLine());
249                 $node = $this->parseStringExpression();
256                     $node = new NameExpression($token->getValue(), $token->getLine());
272                     $node = new $class($expr, $token->getLine());
279                     $node = $this->parseArrayExpression();
281                     $node = $this->parseHashExpression();
289         return $this->parsePostfixExpression($node);
313         foreach ($nodes as $node) {
314             $expr = new ConcatBinary($expr, $node, $node->getTemplateLine());
325         $node = new ArrayExpression([], $stream->getCurrent()->getLine());
338             $node->addElement($this->parseExpression());
342         return $node;
350         $node = new ArrayExpression([], $stream->getCurrent()->getLine());
375                     $node->addElement($value, $key);
391             $node->addElement($value, $key);
395         return $node;
398     public function parsePostfixExpression($node)  argument
404                     $node = $this->parseSubscriptExpression($node);
406                     $node = $this->parseFilterExpression($node);
415         return $node;
453 …               $node = new MethodCallExpression($alias['node'], $alias['name'], $arguments, $line);
454                     $node->setAttribute('safe', true);
456                     return $node;
466     public function parseSubscriptExpression($node)  argument
494 …if ($node instanceof NameExpression && null !== $this->parser->getImportedSymbol('template', $node…
496 …Error(sprintf('Dynamic macro names are not supported (called on "%s").', $node->getAttribute('name…
501                 $node = new MethodCallExpression($node, 'macro_'.$name, $arguments, $lineno);
502                 $node->setAttribute('safe', true);
504                 return $node;
531 …$filter = new $class($node, new ConstantExpression('slice', $token->getLine()), $arguments, $token…
541         return new GetAttrExpression($node, $arg, $arguments, $type, $lineno);
544     public function parseFilterExpression($node)  argument
548         return $this->parseFilterExpressionRaw($node);
551     public function parseFilterExpressionRaw($node, $tag = null)  argument
565             $node = new $class($node, $name, $arguments, $token->getLine(), $tag);
574         return $node;
686     private function parseNotTestExpression(Node $node): NotUnary  argument
688 …return new NotUnary($this->parseTestExpression($node), $this->parser->getCurrentToken()->getLine()…
691     private function parseTestExpression(Node $node): TestExpression  argument
694         list($name, $test) = $this->getTest($node->getTemplateLine());
704 …('defined' === $name && $node instanceof NameExpression && null !== $alias = $this->parser->getImp…
705 …$node = new MethodCallExpression($alias['node'], $alias['name'], new ArrayExpression([], $node->ge…
706             $node->setAttribute('safe', true);
709         return new $class($node, $name, $arguments, $this->parser->getCurrentToken()->getLine());
812     private function checkConstantExpression(Node $node): bool  argument
814         if (!($node instanceof ConstantExpression || $node instanceof ArrayExpression
815             || $node instanceof NegUnary || $node instanceof PosUnary
820         foreach ($node as $n) {