Update pint config & apply fixes.

pint.json

@@ -4,6 +4,7 @@
     "Laravel/laravel_phpdoc_separation": false,
     "concat_space": {
       "spacing": "one"
-    }
+    },
+    "declare_strict_types": true
   }
 }

src/Events/PipePassed.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace MichaelRubel\EnhancedPipeline\Events;
 
 class PipePassed

src/Events/PipeStarted.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace MichaelRubel\EnhancedPipeline\Events;
 
 class PipeStarted

src/Pipeline.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace MichaelRubel\EnhancedPipeline;
 
 use Closure;

tests/OriginalPipelineTest.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace MichaelRubel\EnhancedPipeline\Tests;
 
 use Illuminate\Container\Container;

tests/PipelineEventsTest.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace MichaelRubel\EnhancedPipeline\Tests;
 
 use Illuminate\Support\Facades\Event;

tests/PipelineRunHelperTest.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace MichaelRubel\EnhancedPipeline\Tests;
 
 use MichaelRubel\EnhancedPipeline\Pipeline;

tests/PipelineTest.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace MichaelRubel\EnhancedPipeline\Tests;
 
 use Illuminate\Contracts\Container\BindingResolutionException;

tests/TestCase.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace MichaelRubel\EnhancedPipeline\Tests;
 
 use MichaelRubel\EnhancedPipeline\EnhancedPipelineServiceProvider;