add dump Helpers

Author: pingcheng

src/Helpers/Dump.php

@@ -0,0 +1,35 @@
+<?php
+
+
+namespace SwooleTW\Http\Helpers;
+
+
+class Dump
+{
+    // define the dumper class
+    protected static $dumper_class = 'Symfony\Component\VarDumper\Dumper\HtmlDumper';
+    protected static $cloner_class = 'Symfony\Component\VarDumper\Cloner\VarCloner';
+
+    public static function dd(...$args) {
+
+        // only works when these classes are existing
+        // otherwise return false
+        if (!class_exists(static::$dumper_class) || !class_exists(static::$cloner_class)) {
+            return false;
+        }
+
+        // init the dumper and cloner
+        $dumper = new static::$dumper_class();
+        $cloner = new static::$cloner_class();
+
+        // dump each var in the args
+        foreach ($args as $arg) {
+            if (defined('IN_PHPUNIT')) {
+                continue;
+            }
+            $dumper->dump($cloner->cloneVar($arg));
+        }
+
+        return true;
+    }
+}