Merge pull request #1759 from yajra/patch-with

[8.0] Add withQuery api for query callback.

Author: yajra

src/DataTableAbstract.php

@@ -340,14 +340,28 @@ public function with($key, $value = '')
         if (is_array($key)) {
             $this->appends = $key;
         } elseif (is_callable($value)) {
-            $this->appends[$key] = $value;
+            $this->appends[$key] = value($value);
         } else {
             $this->appends[$key] = value($value);
         }
 
         return $this;
     }
 
+    /**
+     * Add with query callback value on response.
+     *
+     * @param string   $key
+     * @param callable $value
+     * @return $this
+     */
+    public function withQuery($key, callable $value)
+    {
+        $this->appends[$key] = $value;
+
+        return $this;
+    }
+
     /**
      * Override default ordering method with a closure callback.
      *