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Loki search words: process negative expressions as negative search words

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This commit is contained in:
Matias Chomicki 2023-04-12 15:39:43 +02:00
parent f612a72f96
commit d875b25049
2 changed files with 12 additions and 5 deletions
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8
public/app/plugins/datasource/loki/queryUtils.test.ts
View File

@ -63,6 +63,10 @@ describe('getHighlighterExpressionsFromQuery', () => {
expect(getHighlighterExpressionsFromQuery('{foo="bar"} |= "x" |~ `y`')).toEqual(['x', 'y']);
});
it('returns expressions for query with negative filter chain using both backticks and quotes', () => {
expect(getHighlighterExpressionsFromQuery('{foo="bar"} != "x" !~ `y`')).toEqual(['-x', '-y']);
});
it('returns expression for query with log parser', () => {
expect(getHighlighterExpressionsFromQuery('{foo="bar"} |= "x" | logfmt')).toEqual(['x']);
});
@ -71,8 +75,8 @@ describe('getHighlighterExpressionsFromQuery', () => {
expect(getHighlighterExpressionsFromQuery('{foo="bar"} |= "x" |~ "y" | logfmt')).toEqual(['x', 'y']);
});
it('returns drops expressions for query with negative filter chain using quotes', () => {
expect(getHighlighterExpressionsFromQuery('{foo="bar"} |= "x" != "y"')).toEqual(['x']);
it('returns expressions for query with negative filter chain using quotes', () => {
expect(getHighlighterExpressionsFromQuery('{foo="bar"} |= "x" != "y"')).toEqual(['x', '-y']);
});
it('returns expressions for query with filter chain using backticks', () => {

9
public/app/plugins/datasource/loki/queryUtils.ts
View File

@ -17,6 +17,8 @@ import {
MetricExpr,
Matcher,
Identifier,
Nre,
Neq,
} from '@grafana/lezer-logql';
import { DataQuery } from '@grafana/schema';
@ -31,7 +33,7 @@ export function formatQuery(selector: string | undefined): string {
/**
* Returns search terms from a LogQL query.
* E.g., `{} |= foo |=bar != baz` returns `['foo', 'bar']`.
* E.g.: `{} |= foo |=bar != baz` returns `['foo', 'bar', '-baz']`.
*/
export function getHighlighterExpressionsFromQuery(input: string): string[] {
const results = [];
@ -49,9 +51,10 @@ export function getHighlighterExpressionsFromQuery(input: string): string[] {
for (let filter of filters) {
const pipeExact = filter.getChild(Filter)?.getChild(PipeExact);
const pipeMatch = filter.getChild(Filter)?.getChild(PipeMatch);
const negativeExp = filter.getChild(Filter)?.getChild(Neq) || filter.getChild(Filter)?.getChild(Nre);
const string = filter.getChild(String);
if ((!pipeExact && !pipeMatch) || !string) {
if ((!pipeExact && !pipeMatch && !negativeExp) || !string) {
continue;
}
@ -76,7 +79,7 @@ export function getHighlighterExpressionsFromQuery(input: string): string[] {
}
if (resultTerm) {
results.push(resultTerm);
results.push(negativeExp ? `-${resultTerm}` : resultTerm);
}
}
return results;