New ErrorLogger middleware

src/Middleware/ErrorLogger.php

@@ -0,0 +1,47 @@
+<?php
+
+namespace Circuit\Middleware;
+
+use Circuit\Interfaces\Middleware;
+use Circuit\Interfaces\Delegate;
+use Psr\Log\LoggerInterface;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+
+/**
+ * Error Logger
+ *
+ * A middleware that pushes exceptions out into a logger
+ *
+ * @author Nik Barham <[email protected]>
+ */
+class ErrorLogger implements Middleware
+{
+    /**
+     * Constructor
+     *
+     * @param LoggerInterface $log Logger to log error to
+     */
+    public function __construct(LoggerInterface $log)
+    {
+        $this->log = $log;
+    }
+
+    /**
+     * Run Middleware for a particular request
+     *
+     * @param Request  $request    HTTP Foundation Request object
+     * @param Delegate $delegate   Either the Router or HandlerContainer, depending on whether this is run pre or post
+     *                             routing
+     * @return Response
+     */
+    public function process(Request $request, Delegate $delegate) : Response
+    {
+        try {
+            return $delegate->process($request);
+        } catch (\Throwable $e) {
+            $this->log->error($e->getMessage(), ['trace' => $e->getTrace(), 'line' => $e->getLine(), 'file' => $e->getFile(), 'code' => $e->getCode()]);
+            throw $e;
+        }
+    }
+}