lib/timber/logger.rb in timber-1.0.6 vs lib/timber/logger.rb in timber-1.0.7

@@ -129,11 +129,21 @@
     #   {"level":"info","dt":"2016-09-01T07:00:00.000000-05:00","message":"My log message"}
     #
     class MsgPackFormatter < Formatter
       def call(severity, time, progname, msg)
         # use << for concatenation for performance reasons
-        build_log_entry(severity, time, progname, msg).as_json.to_msgpack << "\n"
+        hash = build_log_entry(severity, time, progname, msg).as_json
+        to_msgpack(hash) << "\n"
       end
+
+      private
+        def to_msgpack(msg)
+          begin
+            msg.to_msgpack
+          rescue NoMethodError
+            JSON.parse(JSON.generate(msg)).to_msgpack
+          end
+        end
     end
 
     # Creates a new Timber::Logger instances. Accepts the same arguments as `::Logger.new`.
     # The only difference is that it default the formatter to {HybridFormatter}. Using
     # a different formatter is easy. For example, if you prefer your logs in JSON.
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