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13 commits

Author SHA1 Message Date
beorn7 c3c7d44d84 lint: Adjust to the lint warnings raised by current versions of golint-ci
We haven't updated golint-ci in our CI yet, but this commit prepares
for that.

There are a lot of new warnings, and it is mostly because the "revive"
linter got updated. I agree with most of the new warnings, mostly
around not naming unused function parameters (although it is justified
in some cases for documentation purposes – while things like mocks are
a good example where not naming the parameter is clearer).

I'm pretty upset about the "empty block" warning to include `for`
loops. It's such a common pattern to do something in the head of the
`for` loop and then have an empty block. There is still an open issue
about this: https://github.com/mgechev/revive/issues/810 I have
disabled "revive" altogether in files where empty blocks are used
excessively, and I have made the effort to add individual
`// nolint:revive` where empty blocks are used just once or twice.
It's borderline noisy, though, but let's go with it for now.

I should mention that none of the "empty block" warnings for `for`
loop bodies were legitimate.

Signed-off-by: beorn7 <beorn@grafana.com>
2023-04-19 17:10:10 +02:00
Damien Grisonnet 0fee615719 model/textparse: improve openmetrics error outputs
Signed-off-by: Damien Grisonnet <dgrisonn@redhat.com>
2023-02-22 17:19:01 +01:00
Damien Grisonnet e3b5416d05 model/textparse: improve error outputs
Parsing errors in the Prometheus HTTP format parser are very hard to
investigate since they only approximately indicate what is going wrong
in the parser and don't provide any information about the incorrect
input. As such it is very hard to tell what is wrong in the format
exposed by the application.

Signed-off-by: Damien Grisonnet <dgrisonn@redhat.com>
2023-02-03 16:54:57 +01:00
beorn7 3e5ad99c33 textparse: Minor doc comment improvement
Signed-off-by: beorn7 <beorn@grafana.com>
2023-01-11 00:30:55 +01:00
Damien Grisonnet 96b9d8cebb model/textparse: associate correct token to errors
In some cases, the Prometheus HTTP format parser was not returning the
right token in the error output which made debugging impossible.

Signed-off-by: Damien Grisonnet <dgrisonn@redhat.com>
2023-01-02 13:57:27 +01:00
Bryan Boreham 1f04899ae3 Update package model/textparse for new labels.Labels type
Parse metrics using labels.ScratchBuilder, so we reduce assumptions about
internals of Labels.

Signed-off-by: Bryan Boreham <bjboreham@gmail.com>
2022-12-19 15:22:09 +00:00
Marc Tudurí f7df3b86ba
histograms: parse float histograms from proto definition (#11149)
* histograms: parse float histograms from proto definition

Signed-off-by: Marc Tuduri <marctc@protonmail.com>

* Improve comment

Signed-off-by: Marc Tuduri <marctc@protonmail.com>

* Ignore float buckets

Signed-off-by: Marc Tuduri <marctc@protonmail.com>

* Refactor Histogram() function

Signed-off-by: Marc Tuduri <marctc@protonmail.com>

* Fix test_float_histogram

Signed-off-by: Marc Tuduri <marctc@protonmail.com>

* Update model/textparse/protobufparse.go

Co-authored-by: Ganesh Vernekar <15064823+codesome@users.noreply.github.com>
Signed-off-by: Marc Tudurí <marctc@protonmail.com>

* Update protobufparse.go

Signed-off-by: Marc Tudurí <marctc@protonmail.com>

* Update scrape.go

Signed-off-by: Marc Tudurí <marctc@protonmail.com>

* Update scrape/scrape.go

Co-authored-by: Ganesh Vernekar <15064823+codesome@users.noreply.github.com>
Signed-off-by: Marc Tudurí <marctc@protonmail.com>

Signed-off-by: Marc Tuduri <marctc@protonmail.com>
Signed-off-by: Marc Tudurí <marctc@protonmail.com>
Co-authored-by: Ganesh Vernekar <15064823+codesome@users.noreply.github.com>
2022-08-25 20:37:41 +05:30
beorn7 28f028e938 Merge branch 'main' into sparsehistogram 2022-07-12 19:07:13 +02:00
Matthieu MOREL c2b4de3611
refactor (package model): move from github.com/pkg/errors to 'errors' and 'fmt' packages (#10747)
Signed-off-by: Matthieu MOREL <mmorel-35@users.noreply.github.com>
Co-Authored-By: Julien Pivotto <roidelapluie@gmail.com>

Co-authored-by: Julien Pivotto <roidelapluie@gmail.com>
2022-06-27 21:29:19 +02:00
beorn7 4210aac74a Merge branch 'main' into sparsehistogram 2022-03-22 14:47:42 +01:00
Levi Harrison a9e2ffb717
Specify type in metadata parser errors (#10269) 2022-03-08 08:04:11 -05:00
beorn7 5d4db805ac Merge branch 'main' into sparsehistogram 2021-11-17 19:57:31 +01:00
beorn7 c954cd9d1d Move packages out of deprecated pkg directory
This creates a new `model` directory and moves all data-model related
packages over there:
  exemplar labels relabel rulefmt textparse timestamp value

All the others are more or less utilities and have been moved to `util`:
  gate logging modetimevfs pool runtime

Signed-off-by: beorn7 <beorn@grafana.com>
2021-11-09 08:03:10 +01:00
Renamed from pkg/textparse/promparse.go (Browse further)