Lodash: Refactor away from _.chunk() (#41777)

.eslintrc.js

@@ -79,6 +79,7 @@ module.exports = {
 					{
 						name: 'lodash',
 						importNames: [
+							'chunk',
 							'clamp',
 							'concat',
 							'defaultTo',

packages/core-data/src/batch/default-processor.js

@@ -1,8 +1,3 @@
-/**
- * External dependencies
- */
-import { chunk } from 'lodash';
-
 /**
  * WordPress dependencies
  */
@@ -16,6 +11,16 @@ import apiFetch from '@wordpress/api-fetch';
  */
 let maxItems = null;
 
+function chunk( arr, chunkSize ) {
+	const tmp = [ ...arr ];
+	const cache = [];
+	while ( tmp.length ) {
+		cache.push( tmp.splice( 0, chunkSize ) );
+	}
+
+	return cache;
+}
+
 /**
  * Default batch processor. Sends its input requests to /batch/v1.
  *

packages/e2e-test-utils-playwright/src/request-utils/rest.ts

@@ -4,14 +4,23 @@
 import * as fs from 'fs/promises';
 import { dirname } from 'path';
 import type { APIRequestContext } from '@playwright/test';
-import { chunk } from 'lodash';
 
 /**
  * Internal dependencies
  */
 import { WP_BASE_URL } from '../config';
 import type { RequestUtils, StorageState } from './index';
 
+function splitRequestsToChunks( requests: BatchRequest[], chunkSize: number ) {
+	const arr = [ ...requests ];
+	const cache = [];
+	while ( arr.length ) {
+		cache.push( arr.splice( 0, chunkSize ) );
+	}
+
+	return cache;
+}
+
 async function getAPIRootURL( request: APIRequestContext ) {
 	// Discover the API root url using link header.
 	// See https://developer.wordpress.org/rest-api/using-the-rest-api/discovery/#link-header
@@ -157,7 +166,7 @@ async function batchRest< BatchResponse >(
 	const maxBatchSize = await this.getMaxBatchSize();
 
 	if ( requests.length > maxBatchSize ) {
-		const chunks = chunk( requests, maxBatchSize );
+		const chunks = splitRequestsToChunks( requests, maxBatchSize );
 
 		const chunkResponses = await Promise.all(
 			chunks.map( ( chunkRequests ) =>