From 2b2ec80a0e4175b19fced96b79a45b5bdcf7e279 Mon Sep 17 00:00:00 2001
From: Emre Sokullu <esokullu@gmail.com>
Date: Mon, 19 Aug 2019 20:54:06 -0700
Subject: [PATCH] bugfix

---
 src/Pho/Kernel/Hooks/Edge.php | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/src/Pho/Kernel/Hooks/Edge.php b/src/Pho/Kernel/Hooks/Edge.php
index e3189b8..c90e56d 100644
--- a/src/Pho/Kernel/Hooks/Edge.php
+++ b/src/Pho/Kernel/Hooks/Edge.php
@@ -12,6 +12,8 @@
 namespace Pho\Kernel\Hooks;
 
 use Pho\Lib\Graph;
+use Pho\Lib\Graph\{HeadNode, TailNode};
+use Pho\Framework\Predicate;
 
 /**
  * {@inheritDoc}
@@ -24,20 +26,25 @@ class Edge implements HookInterface
     public static function setup(/*Graph\EdgeInterface*/ $edge): void
     {
         $edge->hook("head", (function(): Graph\NodeInterface  {
-                $this->head = new \Pho\Lib\Graph\HeadNode();
+                $this->head = new HeadNode();
                 $this->head->set($this->injection("kernel")->gs()->node($this->head_id));
                 return $this->head;
             })
         );
 
         $edge->hook("tail", (function(): Graph\NodeInterface {
-                $this->tail =  new \Pho\Lib\Graph\TailNode();
+                $this->tail =  new TailNode();
                 $this->tail->set($this->injection("kernel")->gs()->node($this->tail_id));
                 return $this->tail;
             })
         );
         $edge->hook("predicate", (function(): Graph\PredicateInterface {
-                $this->predicate = (new $this->predicate);
+                if(!isset($this->predicate)) {
+                    $this->predicate = $this->resolvePredicate(null, Predicate::class);   
+                }
+                else {
+                    $this->predicate = (new $this->predicate);
+                }
                 return $this->predicate;
             })
         );