1.10.0 / 2021-03-18

• [CHANGE] Minimum required Go version is now 1.13.
• [CHANGE] API client: Add matchers to LabelNames and LabesValues. #828
• [FEATURE] API client: Add buildinfo call. #841
• [BUGFIX] Fix build on riscv64. #833

What's Changed

• Add SECURITY.md by @roidelapluie in #831
• Bump prometheus/procfs to 0.3.0 to fix building on riscv64 by @zhsj in #833
• Fix typo in comments in #835
• Support matchers in labels API by @yeya24 in #828
• Add buildinfo method by @ntk148v in #841
• Update dependencies by @beorn7 in #843
• Synchronize common files from prometheus/prometheus by @prombot in #844
• Cut v1.10.0 by @beorn7 in #845

New Contributors

• @zhsj made their first contribution in #833
• @ntk148v made their first contribution in #841

Full Changelog: v1.9.0...v1.10.0

1.9.0 / 2020-12-17

• [FEATURE] NewPidFileFn helper to create process collectors for processes whose PID is read from a file. #804
• [BUGFIX] promhttp: Prevent endless loop in InstrumentHandler... middlewares with invalid metric or label names. #823

What's Changed

• add the NewPidFileFn to helper by @sbookworm in #804
• Synchronize common files from prometheus/prometheus by @prombot in #809
• Synchronize common files from prometheus/prometheus by @prombot in #811
• Added example api code showing how to add auth tokens and user agents to prom client. by @bwplotka in #817
• Correct spelling: possibilites -> possibilities by @jubalh in #819
• Be more explicit about the multi-line properties of MultiError by @beorn7 in #821
• promhttp: Correctly detect invalid metric and label names by @beorn7 in #823
•  Cut release 1.9.0 by @beorn7 in #826

New Contributors

• @sbookworm made their first contribution in #804
• @jubalh made their first contribution in #819

Full Changelog: v1.8.0...v1.9.0

1.8.0 / 2020-10-15

• [CHANGE] API client: Use time.Time rather than string for timestamps in RuntimeinfoResult. #777
• [FEATURE] Export MetricVec to facilitate implementation of vectors of custom Metric types. #803
• [FEATURE API client: Support /status/tsdb endpoint. #773
• [ENHANCEMENT] API client: Enable GET fallback on status code 501. #802
• [ENHANCEMENT] Remove Metric references after reslicing to free up more memory. #784

What's Changed

• Add support for tsdb endpoint by @HimaVarsha94 in #773
• Use time.Time for timestamps in Runtimeinfo by @mxey in #777
• fix tests warning about string(int) type conversions by @johejo in #779
• Update collector comment about GC stop-the-world by @roidelapluie in #783
• Remove reference to Metric after reslicing by @hummerd in #784
• Support go 1.15 by @roidelapluie in #792
• Replace with the standard library constant. by @johncming in #793
• Synchronize common files from prometheus/prometheus by @prombot in #797
• Remove spurious commas from links to the docs site by @beorn7 in #800
• API client: Enable fallback on status code 501, too by @beorn7 in #802
• Export MetricVec (again) by @beorn7 in #803
• Cut v1.8.0 by @beorn7 in #806

New Contributors

• @HimaVarsha94 made their first contribution in #773
• @mxey made their first contribution in #777
• @hummerd made their first contribution in #784
• @johncming made their first contribution in #793

Full Changelog: v1.7.1...v1.8.0

1.7.1 / 2020-06-23

• [BUGFIX] API client: Actually propagate start/end parameters of LabelNames and LabelValues. #771

1.7.0 / 2020-06-17

• [CHANGE] API client: Add start/end parameters to LabelNames and LabelValues. #767
• [FEATURE] testutil: Add GatherAndCount and enable filtering in CollectAndCount #753
• [FEATURE] API client: Add support for status and runtimeinfo endpoints. #755
• [ENHANCEMENT] Wrapping nil with a WrapRegistererWith... function creates a no-op Registerer. #764
• [ENHANCEMENT] promlint: Allow Kelvin as a base unit for cases like color temperature. #761
• [BUGFIX] push: Properly handle empty job and label values. #752

1.6.0 / 2020-04-28

• [FEATURE] testutil: Add lint checks for metrics, including a sub-package promlint to expose the linter engine for external usage. #739 #743
• [ENHANCEMENT] API client: Improve error messages. #731
• [BUGFIX] process collector: Fix process_resident_memory_bytes on 32bit MS Windows. #734

1.5.1 / 2020-03-14

• [BUGFIX] promhttp: Remove another superfluous WriteHeader call.

1.5.0 / 2020-03-03

• [FEATURE] promauto: Add a factory to allow automatic registration with a local registry. #713
• [FEATURE] promauto: Add NewUntypedFunc. #713
• [FEATURE] API client: Support new metadata endpoint. #718

1.4.1 / 2020-02-07

• [BUGFIX] Fix timestamp of exemplars in CounterVec. #710

1.4.0 / 2020-01-27

• [CHANGE] Go collector: Improve doc string for go_gc_duration_seconds. #702
• [FEATURE] Support a subset of OpenMetrics, including exemplars. Needs opt-in via promhttp.HandlerOpts. EXPERIMENTAL #706
• [FEATURE] Add testutil.CollectAndCount. #703