Version 0.4.0

Changes:

* replaced Push#push with Push#add and Push#replace

Version 0.3.1

Fixes:

* Content-Negotiation fallbacks to JSON format for empty or '*/*' Accept header

Version 0.3.0

Changes:

* Move metric metadata from registry to metrics
* Rename special `name` label to `__name__`
* Prevent usage of reserved label names starting with `__`
* Forbid varying label sets

Features:

* Allow labels configuration in Rack middleware (thanks @porras)
* Add support for text format
* Implement Pushgateway support

Misc:

* Add Content-Type negotiation
* Clean up Ruby code
* Add full test coverage

Full changeset: https://github.com/prometheus/client_ruby/compare/v0.2.0...v0.3.0

Version 0.3.0.pre.rc.1

Version 0.2.0

Changes:

  * default metrics endpoint changed from '/metrics.json' to '/metrics'

Features:

  * added support for summaries (formerly known as histograms)
  * fully compatible with Prometheus JSON API v0.0.2
  * improved tracing of HTTP requests of the Collector middleware
  * enhanced test suite and exmample application

Full changeset: https://github.com/prometheus/client_ruby/compare/v0.1.0...v0.2.0

Version 0.1.0