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Chore: Remove deprecated language_provider methods in prometheus package #108352

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What is this feature?

Removing the deprecated language_provider methods. This won't affect metrics_drilldown.
Context: https://raintank-corp.slack.com/archives/C0630AYC4SY/p1752247666446559

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⚠️   Possible breaking changes (md version)   ⚠️

grafana-prometheus

Removals

PromQlLanguageProvider
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/index.d.ts
default as PromQlLanguageProvider

PromQlLanguageProvider.startTask
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
startTask: Promise;

PromQlLanguageProvider.labelFetchTs
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
labelFetchTs: number;

PromQlLanguageProvider.datasource
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
datasource: PrometheusDatasource;

PromQlLanguageProvider.histogramMetrics
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
histogramMetrics: string[];

PromQlLanguageProvider.metrics
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
metrics: string[];

PromQlLanguageProvider.metricsMetadata
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
metricsMetadata?: PromMetricsMetadata;

PromQlLanguageProvider.labelKeys
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
labelKeys: string[];

PromQlLanguageProvider.request
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
request: (url: string, params?: {}, options?: Partial) => Promise;

PromQlLanguageProvider.start
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
start: (timeRange?: TimeRange) => Promise;

PromQlLanguageProvider.loadMetricsMetadata
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
loadMetricsMetadata(): Promise;

PromQlLanguageProvider.getLabelKeys
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
getLabelKeys(): string[];

PromQlLanguageProvider.getSeries
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
getSeries(timeRange: TimeRange, selector: string, withName?: boolean): Promise>;

PromQlLanguageProvider.fetchLabelValues
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
fetchLabelValues: (range: TimeRange, key: string, limit?: string | number) => Promise;

PromQlLanguageProvider.getLabelValues
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
getLabelValues(range: TimeRange, key: string): Promise;

PromQlLanguageProvider.fetchLabels
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
fetchLabels: (timeRange: TimeRange, queries?: PromQuery[], limit?: string) => Promise;

PromQlLanguageProvider.getSeriesValues
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
getSeriesValues: (timeRange: TimeRange, labelName: string, selector: string) => Promise;

PromQlLanguageProvider.fetchSeriesValuesWithMatch
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
fetchSeriesValuesWithMatch: (timeRange: TimeRange, name: string, match?: string, requestId?: string, withLimit?: string | number) => Promise;

PromQlLanguageProvider.getSeriesLabels
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
getSeriesLabels: (timeRange: TimeRange, selector: string, otherLabels: Label[]) => Promise;

PromQlLanguageProvider.fetchLabelsWithMatch
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
fetchLabelsWithMatch: (timeRange: TimeRange, name: string, withName?: boolean, withLimit?: string | number) => Promise>;

PromQlLanguageProvider.fetchSeriesLabels
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
fetchSeriesLabels: (timeRange: TimeRange, name: string, withName?: boolean, withLimit?: string | number) => Promise>;

PromQlLanguageProvider.fetchSeriesLabelsMatch
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
fetchSeriesLabelsMatch: (timeRange: TimeRange, name: string, withLimit?: string | number) => Promise>;

PromQlLanguageProvider.fetchSeries
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
fetchSeries: (timeRange: TimeRange, match: string) => Promise>>;

PromQlLanguageProvider.fetchDefaultSeries
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
fetchDefaultSeries: (timeRange: TimeRange) => Promise<{}>;

PromQlLanguageProvider.fetchSuggestions
/home/runner/work/grafana/grafana/base/grafana-prometheus/dist/types/language_provider.d.ts
fetchSuggestions: (timeRange?: TimeRange, queries?: PromQuery[], scopes?: Scope[], adhocFilters?: AdHocVariableFilter[], labelName?: string, limit?: number, requestId?: string) => Promise;


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@grafana-pr-automation grafana-pr-automation bot added the levitate breaking change A label indicating a breaking change and assigned by Levitate. label Jul 18, 2025
@grafana-pr-automation grafana-pr-automation bot requested review from a team and Ukochka and removed request for a team July 18, 2025 21:02
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@ivanahuckova ivanahuckova left a comment

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LGTM, nice cleanup! 👏 @itsmylife before merging, could you please confirm that you have checked that other apps outside of metrics drilldown are not using these methods and that it is okay to remove.

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@ivanahuckova After talking to you I did another search without using github search. I found out there are some repositories that they use those methods. Github search never showed them to me. I'm gonna contact with those repo owners before merging this.

@itsmylife itsmylife marked this pull request as draft July 23, 2025 13:43
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