Set a default routematcher when fetching from config

src/ApiDocGeneratorServiceProvider.php

@@ -5,6 +5,7 @@ namespace Mpociot\ApiDoc;
 use Illuminate\Support\ServiceProvider;
 use Mpociot\ApiDoc\Commands\GenerateDocumentation;
 use Mpociot\ApiDoc\Commands\RebuildDocumentation;
+use Mpociot\ApiDoc\Matching\RouteMatcher;
 use Mpociot\ApiDoc\Matching\RouteMatcherInterface;
 
 class ApiDocGeneratorServiceProvider extends ServiceProvider
@@ -38,7 +39,7 @@ class ApiDocGeneratorServiceProvider extends ServiceProvider
         }
 
         // Bind the route matcher implementation
-        $this->app->bind(RouteMatcherInterface::class, $this->app['config']['apidoc']['routeMatcher']);
+        $this->app->bind(RouteMatcherInterface::class, config('apidoc.routeMatcher', RouteMatcher::class));
     }
 
     /**