TEMPORARY: introduce a breaking change in `@grafana/data`

packages/grafana-data/src/utils/labels.test.ts

@@ -3,12 +3,12 @@ import { Labels } from '../types/data';
 
 describe('parseLabels()', () => {
   it('returns no labels on empty labels string', () => {
-    expect(parseLabels('')).toEqual({});
-    expect(parseLabels('{}')).toEqual({});
+    expect(parseLabels('', 'Foo')).toEqual({});
+    expect(parseLabels('{}', 'Foo')).toEqual({});
   });
 
   it('returns labels on labels string', () => {
-    expect(parseLabels('{foo="bar", baz="42"}')).toEqual({ foo: 'bar', baz: '42' });
+    expect(parseLabels('{foo="bar", baz="42"}', 'Foo')).toEqual({ foo: 'bar', baz: '42' });
   });
 });
 

packages/grafana-data/src/utils/labels.ts

@@ -10,7 +10,9 @@ const labelRegexp = /\b(\w+)(!?=~?)"([^"\n]*?)"/g;
  *
  * Example: `parseLabels('{job="foo", instance="bar"}) // {job: "foo", instance: "bar"}`
  */
-export function parseLabels(labels: string): Labels {
+export function parseLabels(labels: string, foo: string): Labels {
+  console.log(foo);
+
   const labelsByKey: Labels = {};
   labels.replace(labelRegexp, (_, key, operator, value) => {
     labelsByKey[key] = value;

public/app/plugins/datasource/loki/live_streams.ts

@@ -32,7 +32,7 @@ export class LiveStreams {
     const data = new CircularDataFrame({ capacity: target.size });
     data.addField({ name: 'ts', type: FieldType.time, config: { displayName: 'Time' } });
     data.addField({ name: 'tsNs', type: FieldType.time, config: { displayName: 'Time ns' } });
-    data.addField({ name: 'line', type: FieldType.string }).labels = parseLabels(target.query);
+    data.addField({ name: 'line', type: FieldType.string }).labels = parseLabels(target.query, 'Foo');
     data.addField({ name: 'labels', type: FieldType.other }); // The labels for each line
     data.addField({ name: 'id', type: FieldType.string });
     data.meta = { ...data.meta, preferredVisualisationType: 'logs' };