Update laravel scout version

Author: cpgo

composer.json

@@ -24,7 +24,7 @@
         "illuminate/contracts": "~5.3",
         "illuminate/database": "~5.3",
         "illuminate/support": "~5.3",
-        "laravel/scout": "^1.0"
+        "laravel/scout": "^2.0"
     },
     "require-dev": {
         "phpunit/phpunit": "5.*",

src/PostgresEngine.php

@@ -224,6 +224,11 @@ protected function performSearch(Builder $builder, $perPage = 0, $page = 1)
             ->select($query->toSql(), $bindings->all());
     }
 
+    public function mapIds($results)
+    {
+        return collect($results)->pluck('id')->values()->all();
+    }
+
     /**
      * Map the given results to instances of the given model.
      *
@@ -238,11 +243,8 @@ public function map($results, $model)
         }
 
         $results = collect($results);
-
-        $keys = $results
-            ->pluck($model->getKeyName())
-            ->values()
-            ->all();
+        
+        $keys = $this->mapIds($results);
 
         $models = $model->whereIn($model->getKeyName(), $keys)
             ->get()