chore: setup eslint

Author: karlpauls

.eslintignore

@@ -0,0 +1,2 @@
+.vscode/*
+coverage/*

.eslintrc.cjs

@@ -0,0 +1,18 @@
+/*
+ * Copyright 2021 Adobe. All rights reserved.
+ * This file is licensed to you under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License. You may obtain a copy
+ * of the License at http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under
+ * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
+ * OF ANY KIND, either express or implied. See the License for the specific language
+ * governing permissions and limitations under the License.
+ */
+module.exports = {
+  root: true,
+  extends: '@adobe/helix',
+  env: {
+    browser: true,
+  },
+};

consent.js

@@ -1,3 +1,14 @@
+/*
+ * Copyright 2024 Adobe. All rights reserved.
+ * This file is licensed to you under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License. You may obtain a copy
+ * of the License at http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under
+ * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
+ * OF ANY KIND, either express or implied. See the License for the specific language
+ * governing permissions and limitations under the License.
+ */
 const vendors = [
   {
     vendor: 'onetrust',

distiller.js

@@ -1,3 +1,14 @@
+/*
+ * Copyright 2024 Adobe. All rights reserved.
+ * This file is licensed to you under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License. You may obtain a copy
+ * of the License at http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under
+ * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
+ * OF ANY KIND, either express or implied. See the License for the specific language
+ * governing permissions and limitations under the License.
+ */
 /*
  * This module is another service worker, which will handle the number crunching, i.e.
  * filtering, aggregating, and summarizing the data.
@@ -638,8 +649,10 @@ export class DataChunks {
     if (Object.keys(this.seriesIn).length) return this.seriesIn;
     this.seriesIn = Object.entries(this.groupedIn)
       .reduce((accOuter, [groupName, bundles]) => {
+        // eslint-disable-next-line no-param-reassign
         accOuter[groupName] = Object.entries(this.series)
           .reduce((accInner, [seriesName, valueFn]) => {
+            // eslint-disable-next-line no-param-reassign
             accInner[seriesName] = bundles.reduce(
               aggregateFn(valueFn),
               // we reference the totals object here, so that we can
@@ -649,6 +662,7 @@ export class DataChunks {
             return accInner;
           }, {});
         // repeat, for interpolations
+        // eslint-disable-next-line no-param-reassign
         accOuter[groupName] = Object.entries(this.interpolations)
           .reduce(
             (accInner, [seriesName, { sourceSeries, interpolationFn }]) => {
@@ -657,6 +671,7 @@ export class DataChunks {
                   acc[sourceSeriesName] = accOuter[groupName][sourceSeriesName];
                   return acc;
                 }, {});
+              // eslint-disable-next-line no-param-reassign
               accInner[seriesName] = new InterpolatedAggregate(interpolationFn, sourceAggregates);
               return accInner;
             },
@@ -722,7 +737,9 @@ export class DataChunks {
       // so that we can calculate metrics
       // later on
       facet.entries.push(bundle);
+      // eslint-disable-next-line no-param-reassign
       facet.count += 1;
+      // eslint-disable-next-line no-param-reassign
       facet.weight += bundle.weight;
       return facet;
     };
@@ -753,6 +770,8 @@ export class DataChunks {
             skipped,
           )
           .reduce(groupFn(facetValueFn), {});
+
+        // eslint-disable-next-line no-param-reassign
         accOuter[facetName] = Object.entries(groupedByFacetIn)
           .reduce((accInner, [facetValue, bundles]) => {
             accInner.push(bundles

index.js

@@ -1,6 +1,30 @@
+/*
+ * Copyright 2024 Adobe. All rights reserved.
+ * This file is licensed to you under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License. You may obtain a copy
+ * of the License at http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under
+ * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
+ * OF ANY KIND, either express or implied. See the License for the specific language
+ * governing permissions and limitations under the License.
+ */
 import { DataChunks } from './distiller.js';
-import { tTest, zTestTwoProportions, samplingError, linearRegression, roundToConfidenceInterval } from './stats.js';
-import { isKnownFacet, scoreCWV, toHumanReadable, toISOStringWithTimezone, scoreBundle, computeConversionRate, reclassifyConsent, reclassifyAcquisition, reclassifyEnter, addCalculatedProps } from './utils.js';
+import {
+  tTest, zTestTwoProportions, samplingError, linearRegression, roundToConfidenceInterval,
+} from './stats.js';
+import {
+  isKnownFacet,
+  scoreCWV,
+  toHumanReadable,
+  toISOStringWithTimezone,
+  scoreBundle,
+  computeConversionRate,
+  reclassifyConsent,
+  reclassifyAcquisition,
+  reclassifyEnter,
+  addCalculatedProps,
+} from './utils.js';
 
 const utils = {
   isKnownFacet,
@@ -22,4 +46,4 @@ const stats = {
   samplingError,
 };
 
-export { DataChunks, utils, stats };
+export { DataChunks, utils, stats };