lib/webtopay/exception.rb in webtopay-1.2.1 vs lib/webtopay/exception.rb in webtopay-1.6.0

@@ -1,7 +1,7 @@
 module WebToPay
-  class Exception < ::Exception
+  class Exception < ::StandardError
     # Missing field.
     E_MISSING = 1
 
     # Invalid field value.
     E_INVALID = 2
@@ -20,7 +20,17 @@
 
     # SMS answer errors
     E_SMS_ANSWER = 7
 
     attr_accessor :code, :field_name
+
+    def as_json(options = {})
+      {
+        error: {
+          message: message,
+          field_name: field_name,
+          code: code
+        }
+      }
+    end
   end
 end