README.md in opencensus-0.3.1 vs README.md in opencensus-0.4.0

- old
+ new

@@ -96,11 +96,11 @@ additional custom spans to the request trace: ```ruby OpenCensus::Trace.in_span "my_task" do |span| # Do stuff... - + OpenCensus::Trace.in_span "my_subtask" do |subspan| # Do other stuff end end ``` @@ -110,13 +110,20 @@ module for more info. ### Exporting traces By default, OpenCensus will log request trace data as JSON. To export traces to -your favorite analytics backend, install an export plugin. Plugins are -currently being developed for Stackdriver, Zipkin, and other services. +your favorite analytics backend, install an export plugin. +The provided exporters are: + +| Class | Description | +| ----- | ----------- | +| [LoggerExporter][logger-exporter] | Exporter JSON encoded spans to a standard Ruby Logger interface | +| [StackdriverExporter][stackdriver-exporter] | Report traces to Google Cloud Stackdriver Trace | +| [ZipkinExporter][zipkin-exporter] | Report collected spans to a Zipkin server | + You may also create your own [Exporter](http://www.rubydoc.info/gems/opencensus/OpenCensus/Trace/Exporters) ### Configuring the library @@ -191,5 +198,9 @@ [LICENSE](LICENSE). ## Disclaimer This is not an official Google product. + +[logger-exporter]: https://www.rubydoc.info/gems/opencensus/OpenCensus/Trace/Exporters/Logger +[stackdriver-exporter]: https://github.com/census-ecosystem/opencensus-ruby-exporter-stackdriver +[zipkin-exporter]: https://github.com/census-ecosystem/opencensus-ruby-exporter-zipkin