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wp-content/plugins/mailpoet/lib/API/REST/EndpointContainer.php

@@ -0,0 +1,28 @@
+<?php declare(strict_types = 1);
+
+namespace MailPoet\API\REST;
+
+if (!defined('ABSPATH')) exit;
+
+
+use MailPoet\InvalidStateException;
+use MailPoetVendor\Psr\Container\ContainerInterface;
+
+class EndpointContainer {
+  /** @var ContainerInterface */
+  private $container;
+
+  public function __construct(
+    ContainerInterface $container
+  ) {
+    $this->container = $container;
+  }
+
+  public function get(string $class): Endpoint {
+    $endpoint = $this->container->get($class);
+    if (!$endpoint instanceof Endpoint) {
+      throw new InvalidStateException(sprintf("Class '%s' doesn't implement '%s'", $class, Endpoint::class));
+    }
+    return $endpoint;
+  }
+}