lib/signature.rb in signature-0.1.0 vs lib/signature.rb in signature-0.1.1

@@ -1,7 +1,6 @@
 require 'hmac-sha2'
-require 'base64'
 
 module Signature
   class AuthenticationError < RuntimeError; end
 
   class Token
@@ -132,10 +131,11 @@
       end
 
       def validate_signature!(token)
         unless @auth_hash["auth_signature"] == signature(token)
           raise AuthenticationError, "Invalid signature: you should have "\
-            "sent HmacSHA256Hex(#{string_to_sign.inspect}, your_secret_key)"
+            "sent HmacSHA256Hex(#{string_to_sign.inspect}, your_secret_key)"\
+            ", but you sent #{@auth_hash["auth_signature"].inspect}"
         end
         return true
       end
   end
 end