class TempNameExpression
Hierarchy
- class \Twig\Node\Node implements \Twig\Node\Countable, \Twig\Node\IteratorAggregate
- class \Twig\Node\Expression\AbstractExpression extends \Twig\Node\Node
- class \Twig\Node\Expression\TempNameExpression extends \Twig\Node\Expression\AbstractExpression
- class \Twig\Node\Expression\AbstractExpression extends \Twig\Node\Node
Expanded class hierarchy of TempNameExpression
3 files declare their use of TempNameExpression
- LocalVariable.php in vendor/
twig/ twig/ src/ Node/ Expression/ Variable/ LocalVariable.php - TemplateVariable.php in vendor/
twig/ twig/ src/ Node/ Expression/ Variable/ TemplateVariable.php - TwigNodeTrans.php in core/
lib/ Drupal/ Core/ Template/ TwigNodeTrans.php
File
-
vendor/
twig/ twig/ src/ Node/ Expression/ TempNameExpression.php, line 17
Namespace
Twig\Node\ExpressionView source
class TempNameExpression extends AbstractExpression {
public const RESERVED_NAMES = [
'varargs',
'context',
'macros',
'blocks',
'this',
];
public function __construct(string|int|null $name, int $lineno) {
// All names supported by ExpressionParser::parsePrimaryExpression() should be excluded
if ($name && \in_array(strtolower($name), [
'true',
'false',
'none',
'null',
])) {
throw new SyntaxError(\sprintf('You cannot assign a value to "%s".', $name), $lineno);
}
if (self::class === static::class) {
trigger_deprecation('twig/twig', '3.15', 'The "%s" class is deprecated.', self::class);
}
if (null !== $name && (is_int($name) || ctype_digit($name))) {
$name = (int) $name;
}
elseif (in_array($name, self::RESERVED_NAMES)) {
$name = "͜" . $name;
}
parent::__construct([], [
'name' => $name,
], $lineno);
}
public function compile(Compiler $compiler) : void {
if (null === $this->getAttribute('name')) {
$this->setAttribute('name', $compiler->getVarName());
}
$compiler->raw('$' . $this->getAttribute('name'));
}
}