payload_io.rb in asir-1.2.6

- old
+ new

@@ -7,11 +7,13 @@
     # * Header line containing the number of bytes in the payload.
     # * The payload bytes.
     # * Blank line.
     # * Footer.
     module PayloadIO
-      class UnexpectedResponse < Error; end
+      class UnexpectedResponse < Error;
+        attr_accessor :expected, :received
+      end
 
       HEADER = "# asir_payload_size: "
       FOOTER = "\n# asir_payload_end"
 
       def _write payload, stream, state
@@ -38,10 +40,13 @@
           _log { "_read_line_and_expect! #{stream} #{line.inspect}" }
           ok = consume && consume.match(line) ? false : true
         end
         unless match = regexp.match(line)
           _log { "_read_line_and_expect! #{stream} #{regexp.inspect} !~ #{line.inspect}" }
-          raise UnexpectedResponse, "expected #{regexp.inspect}, received #{line.inspect}"
+          exc = UnexpectedResponse.new("expected #{regexp.inspect}, received #{line.inspect}")
+          exc.expected = regexp
+          exc.received = line
+          raise exc
         end
         match
       end
 
       # !SLIDE pause