Initial commit

kirby/vendor/filp/whoops/src/Whoops/Handler/CallbackHandler.php

@@ -0,0 +1,52 @@
+<?php
+/**
+ * Whoops - php errors for cool kids
+ * @author Filipe Dobreira <http://github.com/filp>
+ */
+
+namespace Whoops\Handler;
+
+use InvalidArgumentException;
+
+/**
+ * Wrapper for Closures passed as handlers. Can be used
+ * directly, or will be instantiated automagically by Whoops\Run
+ * if passed to Run::pushHandler
+ */
+class CallbackHandler extends Handler
+{
+    /**
+     * @var callable
+     */
+    protected $callable;
+
+    /**
+     * @throws InvalidArgumentException If argument is not callable
+     * @param  callable                 $callable
+     */
+    public function __construct($callable)
+    {
+        if (!is_callable($callable)) {
+            throw new InvalidArgumentException(
+                'Argument to ' . __METHOD__ . ' must be valid callable'
+            );
+        }
+
+        $this->callable = $callable;
+    }
+
+    /**
+     * @return int|null
+     */
+    public function handle()
+    {
+        $exception = $this->getException();
+        $inspector = $this->getInspector();
+        $run       = $this->getRun();
+        $callable  = $this->callable;
+
+        // invoke the callable directly, to get simpler stacktraces (in comparison to call_user_func).
+        // this assumes that $callable is a properly typed php-callable, which we check in __construct().
+        return $callable($exception, $inspector, $run);
+    }
+}