namespace Drupal\Core\Template

Class	Location	Description
Attribute	drupal/core/lib/Drupal/Core/Template/Attribute.php	A class that can be used for collecting then rendering HTML attributtes.
AttributeArray	drupal/core/lib/Drupal/Core/Template/AttributeArray.php	A class that defines a type of Attribute that can be added to as an array.
AttributeBoolean	drupal/core/lib/Drupal/Core/Template/AttributeBoolean.php	A class that defines a type of boolean HTML attribute.
AttributeString	drupal/core/lib/Drupal/Core/Template/AttributeString.php	A class that represents most standard HTML attributes.
AttributeValueBase	drupal/core/lib/Drupal/Core/Template/AttributeValueBase.php	Defines the base class for an attribute type.
TwigEnvironment	drupal/core/lib/Drupal/Core/Template/TwigEnvironment.php	A class that defines a Twig environment for Drupal.
TwigFactory	drupal/core/lib/Drupal/Core/Template/TwigFactory.php	A class for constructing Twig_Environment objects.
TwigFunctionTokenParser	drupal/core/lib/Drupal/Core/Template/TwigFunctionTokenParser.php	A class that defines the Twig token parser for Drupal.
TwigNodeExpressionNameReference	drupal/core/lib/Drupal/Core/Template/TwigNodeExpressionNameReference.php	A class that defines a reference to the name for all nodes that represent expressions.
TwigNodeVisitor	drupal/core/lib/Drupal/Core/Template/TwigNodeVisitor.php	Provides a Twig_NodeVisitor to change the generated parse-tree.
TwigReference	drupal/core/lib/Drupal/Core/Template/TwigReference.php	A class used to pass variables by reference while they are used in twig.
TwigReferenceFunction	drupal/core/lib/Drupal/Core/Template/TwigReferenceFunction.php	This class is used to create functions requiring references like 'hide'.
TwigReferenceFunctions	drupal/core/lib/Drupal/Core/Template/TwigReferenceFunctions.php	A helper used to unwrap TwigReference objects transparently.
TwigTemplate	drupal/core/lib/Drupal/Core/Template/TwigTemplate.php	This is the base class for compiled Twig templates.