Move checking for tree inheritance inside count > 1 conditional to prevent issues when debugging with a single class

Author: Sam Edwards

src/Blade.php

@@ -16,22 +16,23 @@ protected function setBladeData($data)
         // Get __blade/__debugger key
         $this->data = $data['__data']['__blade'];
 
-        // Get first item from data array
-        $first = reset($this->data);
-
-        // Get last item from data array
+        // Only worry about rewriting data if we have more than one class
         if (count($this->data) > 1) {
+            // Get first item from data array
+            $first = reset($this->data);
+
+            // Get last item from data array
             $last = end($this->data);
-        }
 
-        // If last item does not inherit tree and first class is App
-        if (!$last->tree && $first->class === 'App') {
-            // Rewrite $this->data with first (App) and last item in array
-            $this->data = [$first, $last];
-        // Else if $last does not inherit tree
-        } elseif (!$last->tree) {
-            // Rewrite $this->data with last item in array
-            $this->data = $last;
+            // If last item does not inherit tree and first class is App
+            if (!$last->tree && $first->class === 'App') {
+                // Rewrite $this->data with first (App) and last item in array
+                $this->data = [$first, $last];
+            // Else if $last does not inherit tree
+            } elseif (!$last->tree) {
+                // Rewrite $this->data with last item in array
+                $this->data = $last;
+            }
         }
 
         return $this;