From 9834cb229ea5036acc1b319ba92750281789c51f Mon Sep 17 00:00:00 2001
From: Gregory Kohler <gregory@zesty.com>
Date: Sat, 3 Feb 2018 20:02:00 -0800
Subject: [PATCH] map `:base` attribute to `'/data'` if not used as an
 attribute

---
 lib/jsonapi/rails/serializable_active_model_errors.rb | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/jsonapi/rails/serializable_active_model_errors.rb b/lib/jsonapi/rails/serializable_active_model_errors.rb
index a97ec71..06bc898 100644
--- a/lib/jsonapi/rails/serializable_active_model_errors.rb
+++ b/lib/jsonapi/rails/serializable_active_model_errors.rb
@@ -17,9 +17,13 @@ class SerializableActiveModelError < Serializable::Error
 
     # @private
     class SerializableActiveModelErrors
+      BASE_ERRORS_MAPPING = { base: '/data' }.freeze
+
       def initialize(exposures)
         @errors = exposures[:object]
-        @reverse_mapping = exposures[:_jsonapi_pointers] || {}
+        @reverse_mapping = BASE_ERRORS_MAPPING.merge(
+          exposures[:_jsonapi_pointers] || {}
+        )
 
         freeze
       end