Fix compatibility with Lumen

Fixes barryvdh#1042

Got broken by barryvdh#1026

TL;DR: can't use anything in the `Illuminate\Foundation` namespace
without safety check, as it doesn't exist in Lumen.

Author: mfn

CHANGELOG.md

@@ -9,6 +9,9 @@ All notable changes to this project will be documented in this file.
 - Fix phpdoc generate for custom cast with parameter [\#986 / artelkr](https://github.com/barryvdh/laravel-ide-helper/pull/986)
 - Created a possibility to add custom relation type [\#987 / efinder2](https://github.com/barryvdh/laravel-ide-helper/pull/987)
 
+### Fixed
+- Compatibility with Lumen [\#1043 / mfn](https://github.com/barryvdh/laravel-ide-helper/pull/1043)
+
 2020-09-07, 2.8.1
 -----------------
 ### Added

src/IdeHelperServiceProvider.php

@@ -116,7 +116,8 @@ private function createLocalViewFactory()
     {
         $resolver = new EngineResolver();
         $resolver->register('php', function () {
-            if ((int) Application::VERSION < 8) {
+            // version check is Laravel specific and doesn't work in Lumen
+            if (class_exists(Application::class) && (int) Application::VERSION < 8) {
                 return new PhpEngine();
             }