Deprecated number_formatter()

Author: othercorey

src/Twig/Extension/NumberExtension.php

@@ -18,6 +18,7 @@
 
 namespace Cake\TwigView\Twig\Extension;
 
+use Cake\I18n\Number;
 use Twig\Extension\AbstractExtension;
 use Twig\TwigFilter;
 use Twig\TwigFunction;
@@ -52,7 +53,17 @@ public function getFunctions(): array
     {
         return [
             new TwigFunction('defaultCurrency', 'Cake\I18n\Number::getDefaultCurrency'),
-            new TwigFunction('number_formatter', 'Cake\I18n\Number::formatter'),
+            new TwigFunction('number_formatter', function () {
+                static $logged = false;
+                if (!$logged) {
+                    $logged = true;
+                    deprecationWarning(
+                        '`number_formatter()` function is deprecated, use `cake_number_format` filter instead.'
+                    );
+                }
+
+                return Number::formatter(...func_get_args());
+            }),
         ];
     }
 }