add dontReportDuplicates

Author: taylorotwell

src/Illuminate/Foundation/Configuration/Exceptions.php

@@ -97,6 +97,18 @@ public function dontReport(string $class)
         return $this;
     }
 
+    /**
+     * Do not report duplicate exceptions.
+     *
+     * @return $this
+     */
+    public function dontReportDuplicates()
+    {
+        $this->handler->dontReportDuplicates();
+
+        return $this;
+    }
+
     /**
      * Indicate that the given attributes should never be flashed to the session on validation errors.
      *