fixed some class names

doc/advanced.rst

@@ -558,7 +558,7 @@ An extension is a class that implements the following interface::
          *
          * This is where you can load some file that contains filter functions for instance.
          *
-         * @deprecated since 1.23 (to be removed in 2.0), implement Twig_Extension_InitRuntimeInterface instead
+         * @deprecated since 1.23 (to be removed in 2.0), implement \Twig\Extension\InitRuntimeInterface instead
          */
         function initRuntime(Twig_Environment $environment);
 
@@ -609,7 +609,7 @@ An extension is a class that implements the following interface::
          *
          * @return array An array of global variables
          *
-         * @deprecated since 1.23 (to be removed in 2.0), implement Twig_Extension_GlobalsInterface instead
+         * @deprecated since 1.23 (to be removed in 2.0), implement \Twig\Extension\GlobalsInterface instead
          */
         function getGlobals();
 

doc/api.rst

@@ -288,7 +288,7 @@ All loaders implement the ``Twig_LoaderInterface``::
          *
          * @return string The template source code
          *
-         * @deprecated since 1.27 (to be removed in 2.0), implement Twig_SourceContextLoaderInterface
+         * @deprecated since 1.27 (to be removed in 2.0), implement \Twig\Loader\SourceContextLoaderInterface
          */
         function getSource($name);
 

doc/internals.rst

@@ -92,10 +92,10 @@ Here is the output for the ``Hello {{ name }}`` template:
 
 .. code-block:: text
 
-    Twig_Node_Module(
-      Twig_Node_Text(Hello )
-      Twig_Node_Print(
-        Twig_Node_Expression_Name(name)
+    \Twig\Node\ModuleNode(
+      \Twig\Node\TextNode(Hello )
+      \Twig\Node\PrintNode(
+        \Twig\Node\Expression\NameExpression(name)
       )
     )
 

doc/recipes.rst

@@ -417,7 +417,7 @@ We have created a simple ``templates`` table that hosts two templates:
 
 Now, let's define a loader able to use this database::
 
-    class DatabaseTwigLoader implements Twig_LoaderInterface, Twig_ExistsLoaderInterface, Twig_SourceContextLoaderInterface
+    class DatabaseTwigLoader implements \Twig\Loader\LoaderInterface, \Twig\Loader\ExistsLoaderInterface, \Twig\Loader\SourceContextLoaderInterface
     {
         protected $dbh;
 
@@ -435,7 +435,7 @@ Now, let's define a loader able to use this database::
             return $source;
         }
 
-        // Twig_SourceContextLoaderInterface as of Twig 1.27
+        // \Twig\Loader\SourceContextLoaderInterface as of Twig 1.27
         public function getSourceContext($name)
         {
             if (false === $source = $this->getValue('source', $name)) {
@@ -445,7 +445,7 @@ Now, let's define a loader able to use this database::
             return new Twig_Source($source, $name);
         }
 
-        // Twig_ExistsLoaderInterface as of Twig 1.11
+        // \Twig\Loader\ExistsLoaderInterface as of Twig 1.11
         public function exists($name)
         {
             return $name === $this->getValue('name', $name);

lib/Twig/Extension/Escaper.php

@@ -67,7 +67,7 @@ class Twig_Extension_Escaper extends Twig_Extension
         }
 
         if ('name' === $defaultStrategy) {
-            $defaultStrategy = ['Twig_FileExtensionEscapingStrategy', 'guess'];
+            $defaultStrategy = ['\Twig\FileExtensionEscapingStrategy', 'guess'];
         }
 
         $this->defaultStrategy = $defaultStrategy;