chore: add eslint rules for no-console (#10071)

frontend/.eslintrc.js

@@ -38,7 +38,7 @@ module.exports = {
 		'import', // Import/export linting
 		'sonarjs', // Code quality/complexity
 		// TODO: Uncomment after running: yarn add -D eslint-plugin-spellcheck
-		// 'spellcheck',
+		// 'spellcheck', // Correct spellings
 	],
 	settings: {
 		react: {
@@ -60,8 +60,7 @@ module.exports = {
 		'no-debugger': 'error', // Disallows debugger statements in production code
 		curly: 'error', // Requires curly braces for all control statements
 		eqeqeq: ['error', 'always', { null: 'ignore' }], // Enforces === and !== (allows == null for null/undefined check)
-		// TODO: Enable after fixing ~15 console.log statements
-		// 'no-console': ['error', { allow: ['warn', 'error'] }], // Warns on console.log, allows console.warn/error
+		'no-console': ['error', { allow: ['warn', 'error'] }], // Warns on console.log, allows console.warn/error
 
 		// TypeScript rules
 		'@typescript-eslint/explicit-function-return-type': 'error', // Requires explicit return types on functions

frontend/src/components/QuickFilters/FilterRenderers/Slider/Slider.tsx

@@ -1,14 +1,5 @@
 import './Slider.styles.scss';
 
-import { IQuickFiltersConfig } from 'components/QuickFilters/types';
-
-interface ISliderProps {
-	filter: IQuickFiltersConfig;
-}
-
-// not needed for now build when required
-export default function Slider(props: ISliderProps): JSX.Element {
-	const { filter } = props;
-	console.log(filter);
+export default function Slider(): JSX.Element {
 	return <div>Slider</div>;
 }

frontend/src/components/QuickFilters/QuickFilters.tsx

@@ -311,7 +311,7 @@ export default function QuickFilters(props: IQuickFiltersProps): JSX.Element {
 								/>
 							);
 						case FiltersType.SLIDER:
-							return <Slider filter={filter} />;
+							return <Slider />;
 						// eslint-disable-next-line sonarjs/no-duplicated-branches
 						default:
 							return (

frontend/src/container/NewWidget/RightContainer/ContextLinks/UpdateContextLinks.tsx

@@ -166,7 +166,7 @@ function UpdateContextLinks({
 			onSave(newContextLink);
 		} catch (error) {
 			// Form validation failed, don't call onSave
-			console.log('Form validation failed:', error);
+			console.error('Form validation failed:', error);
 		}
 	};
 

frontend/src/container/QueryTable/Drilldown/useBaseAggregateOptions.tsx

@@ -129,7 +129,6 @@ const useBaseAggregateOptions = ({
 
 	const handleBaseDrilldown = useCallback(
 		(key: string): void => {
-			console.log('Base drilldown:', { key, aggregateData });
 			const route = getRoute(key);
 			const timeRange = aggregateData?.timeRange;
 			const filtersToAdd = aggregateData?.filters || [];

frontend/src/container/QueryTable/Drilldown/useDashboardVarConfig.tsx

@@ -83,11 +83,6 @@ const useDashboardVarConfig = ({
 			dashboardVar: [string, IDashboardVariable],
 			fieldValue: any,
 		) => {
-			console.log('Setting variable:', {
-				fieldName,
-				dashboardVarId: dashboardVar[0],
-				fieldValue,
-			});
 			onValueUpdate(fieldName, dashboardVar[1]?.id, fieldValue, false);
 			onClose();
 		},
@@ -96,10 +91,6 @@ const useDashboardVarConfig = ({
 
 	const handleUnsetVariable = useCallback(
 		(fieldName: string, dashboardVar: [string, IDashboardVariable]) => {
-			console.log('Unsetting variable:', {
-				fieldName,
-				dashboardVarId: dashboardVar[0],
-			});
 			onValueUpdate(fieldName, dashboardVar[0], null, false);
 			onClose();
 		},
@@ -109,12 +100,6 @@ const useDashboardVarConfig = ({
 	const handleCreateVariable = useCallback(
 		(fieldName: string, fieldValue: string | number | boolean) => {
 			const source = getSourceFromQuery();
-			console.log('Creating variable from drilldown:', {
-				fieldName,
-				fieldValue,
-				source,
-				widgetId,
-			});
 			createVariable(
 				fieldName,
 				fieldValue,
@@ -125,7 +110,7 @@ const useDashboardVarConfig = ({
 			);
 			onClose();
 		},
-		[createVariable, getSourceFromQuery, widgetId, onClose],
+		[createVariable, getSourceFromQuery, onClose],
 	);
 
 	const contextItems = useMemo(

frontend/src/hooks/useDragColumns/index.ts

@@ -55,7 +55,7 @@ const useDragColumns = <T>(storageKey: LOCALSTORAGE): UseDragColumns<T> => {
 				const parsedDraggedColumns = await JSON.parse(localStorageColumns);
 				nextDraggedColumns = parsedDraggedColumns;
 			} catch (e) {
-				console.log('error while parsing json');
+				console.error('error while parsing json: ', e);
 			} finally {
 				redirectWithDraggedColumns(nextDraggedColumns);
 			}

frontend/src/lib/__tests__/logql/parser.test.ts

@@ -4,11 +4,6 @@ import parser from 'lib/logql/parser';
 describe('lib/logql/parser', () => {
 	test('parse valid queries', () => {
 		logqlQueries.forEach((queryObject) => {
-			try {
-				parser(queryObject.query);
-			} catch (e) {
-				console.log(e);
-			}
 			expect(parser(queryObject.query)).toEqual(queryObject.parsedQuery);
 		});
 	});

frontend/src/lib/__tests__/logql/reverseParser.test.ts

@@ -4,11 +4,7 @@ import { reverseParser } from 'lib/logql/reverseParser';
 describe('lib/logql/reverseParser', () => {
 	test('reverse parse valid queries', () => {
 		logqlQueries.forEach((queryObject) => {
-			try {
-				expect(reverseParser(queryObject.parsedQuery)).toEqual(queryObject.query);
-			} catch (e) {
-				console.log(e);
-			}
+			expect(reverseParser(queryObject.parsedQuery)).toEqual(queryObject.query);
 		});
 	});
 });

frontend/src/lib/uPlotLib/utils/getYAxisScale.test.ts

@@ -11,8 +11,8 @@ describe('getYAxisScale', () => {
 			keyIndex: 1,
 			thresholdValue: 10,
 			thresholdUnit: 'percentunit',
-			moveThreshold(dragIndex, hoverIndex): void {
-				console.log(dragIndex, hoverIndex);
+			moveThreshold(): void {
+				// no-op
 			},
 			selectedGraph: PANEL_TYPES.TIME_SERIES,
 		},
@@ -21,8 +21,8 @@ describe('getYAxisScale', () => {
 			keyIndex: 2,
 			thresholdValue: 20,
 			thresholdUnit: 'percentunit',
-			moveThreshold(dragIndex, hoverIndex): void {
-				console.log(dragIndex, hoverIndex);
+			moveThreshold(): void {
+				// no-op
 			},
 			selectedGraph: PANEL_TYPES.TIME_SERIES,
 		},

frontend/src/store/actions/trace/parseFilter/parseSpanKind.ts

@@ -20,8 +20,7 @@ export const parseQueryIntoSpanKind = (
 				current = parsedValue;
 			}
 		} catch (error) {
-			console.log(error);
-			console.log('error while parsing json');
+			console.error('error while parsing json: ', error);
 		}
 	}
 

frontend/src/store/actions/trace/parseFilter/spanAggregateCurrentPage.ts

@@ -19,7 +19,7 @@ export const parseQueryIntoCurrent = (
 				current = parseInt(parsedValue, 10);
 			}
 		} catch (error) {
-			console.log('error while parsing json');
+			console.error('error while parsing json: ', error);
 		}
 	}
 

frontend/src/store/actions/trace/parseFilter/spanAggregateOrder.ts

@@ -20,8 +20,7 @@ export const parseQueryIntoOrder = (
 				current = parsedValue;
 			}
 		} catch (error) {
-			console.log(error);
-			console.log('error while parsing json');
+			console.error('error while parsing json: ', error);
 		}
 	}
 

frontend/src/store/actions/trace/parseFilter/spanAggregateOrderParam.ts

@@ -20,8 +20,7 @@ export const parseAggregateOrderParams = (
 				current = parsedValue;
 			}
 		} catch (error) {
-			console.log(error);
-			console.log('error while parsing json');
+			console.error('error while parsing json: ', error);
 		}
 	}