lib/rack/oauth2/server/errors.rb in rack-oauth2-server-2.0.0.beta4 vs lib/rack/oauth2/server/errors.rb in rack-oauth2-server-2.0.0.beta5

@@ -40,11 +40,11 @@
      
       # The provided access grant is invalid, expired, or revoked (e.g.  invalid
       # assertion, expired authorization token, bad end-user password credentials,
       # or mismatching authorization code and redirection URI).
       class InvalidGrantError < OAuthError
-        def initialize
-          super :invalid_grant, "This access grant is no longer valid."
+        def initialize(message)
+          super :invalid_grant, message || "This access grant is no longer valid."
         end
       end
 
       # Invalid_request, the request is missing a required parameter, includes an
       # unsupported parameter or parameter value, repeats the same parameter, uses