feat(core): display more data in default error handler (#1116)

Author: innocenzi

src/Tempest/Core/src/Exceptions/WhoopsErrorHandler.php

@@ -0,0 +1,58 @@
+<?php
+
+namespace Tempest\Core\Exceptions;
+
+use Tempest\Container\Container;
+use Tempest\Router\MatchedRoute;
+use Tempest\Router\Request;
+use Whoops\Handler\HandlerInterface;
+use Whoops\Handler\PrettyPageHandler;
+use Whoops\Run;
+
+final readonly class WhoopsErrorHandler
+{
+    public function __construct(
+        private Container $container,
+    ) {}
+
+    public function register(): void
+    {
+        $whoops = new Run();
+        $whoops->pushHandler($this->createHandler());
+        $whoops->register();
+    }
+
+    private function createHandler(): HandlerInterface
+    {
+        $handler = new PrettyPageHandler();
+
+        $handler->addDataTableCallback('Route', function () {
+            $route = $this->container->get(MatchedRoute::class);
+
+            if (! $route) {
+                return [];
+            }
+
+            return [
+                'Handler' => $route->route->handler->getDeclaringClass()->getFileName() . ':' . $route->route->handler->getName(),
+                'URI' => $route->route->uri,
+                'Allowed parameters' => $route->route->parameters,
+                'Received parameters' => $route->params,
+            ];
+        });
+
+        $handler->addDataTableCallback('Request', function () {
+            $request = $this->container->get(Request::class);
+
+            return [
+                'URI' => $request->uri,
+                'Method' => $request->method->value,
+                'Headers' => $request->headers->toArray(),
+                'Parsed body' => array_filter(array_values($request->body)) ? $request->body : [],
+                'Raw body' => $request->raw,
+            ];
+        });
+
+        return $handler;
+    }
+}

src/Tempest/Core/src/FrameworkKernel.php

@@ -8,12 +8,15 @@
 use Tempest\Console\Exceptions\ConsoleErrorHandler;
 use Tempest\Container\Container;
 use Tempest\Container\GenericContainer;
+use Tempest\Core\Exceptions\WhoopsErrorHandler;
 use Tempest\Core\Kernel\FinishDeferredTasks;
 use Tempest\Core\Kernel\LoadConfig;
 use Tempest\Core\Kernel\LoadDiscoveryClasses;
 use Tempest\Core\Kernel\LoadDiscoveryLocations;
 use Tempest\Core\ShellExecutors\GenericShellExecutor;
 use Tempest\EventBus\EventBus;
+use Tempest\Router\MatchedRoute;
+use Tempest\Router\Request;
 use Whoops\Handler\PrettyPageHandler;
 use Whoops\Run;
 
@@ -204,9 +207,7 @@ public function registerEmergencyErrorHandler(): self
         // In development, we want to register a developer-friendly error
         // handler as soon as possible to catch any kind of exception.
         if (PHP_SAPI !== 'cli' && ! $environment->isProduction()) {
-            $whoops = new Run();
-            $whoops->pushHandler(new PrettyPageHandler());
-            $whoops->register();
+            new WhoopsErrorHandler($this->container)->register();
         }
 
         return $this;