DMleadgen
46d973904b
Next.js website for Rocky Mountain Vending company featuring: - Product catalog with Stripe integration - Service areas and parts pages - Admin dashboard with Clerk authentication - SEO optimized pages with JSON-LD structured data Co-authored-by: Cursor <cursoragent@cursor.com>
86 lines
2.4 KiB
Text
86 lines
2.4 KiB
Text
/**
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* @license
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* Copyright 2022 Google LLC
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* SPDX-License-Identifier: Apache-2.0
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*/
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/**
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* @fileoverview Utility functions for grouping and summarizing tasks.
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*/
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import {NetworkRequest} from '../network-request.js';
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// These trace events, when not triggered by a script inside a particular task, are just general Chrome overhead.
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const BROWSER_TASK_NAMES_SET = new Set([
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'CpuProfiler::StartProfiling',
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]);
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// These trace events, when not triggered by a script inside a particular task, are GC Chrome overhead.
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const BROWSER_GC_TASK_NAMES_SET = new Set([
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'V8.GCCompactor',
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'MajorGC',
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'MinorGC',
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]);
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/**
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* @param {LH.Artifacts.NetworkRequest[]} records
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*/
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function getJavaScriptURLs(records) {
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/** @type {Set<string>} */
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const urls = new Set();
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for (const record of records) {
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if (record.resourceType === NetworkRequest.TYPES.Script) {
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urls.add(record.url);
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}
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}
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return urls;
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}
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/**
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* @param {LH.Artifacts.TaskNode} task
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* @param {Set<string>} jsURLs
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* @return {string}
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*/
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function getAttributableURLForTask(task, jsURLs) {
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const jsURL = task.attributableURLs.find(url => jsURLs.has(url));
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const fallbackURL = task.attributableURLs[0];
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let attributableURL = jsURL || fallbackURL;
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// If we can't find what URL was responsible for this execution, attribute it to the root page
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// or Chrome depending on the type of work.
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if (!attributableURL || attributableURL === 'about:blank') {
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if (BROWSER_TASK_NAMES_SET.has(task.event.name)) attributableURL = 'Browser';
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else if (BROWSER_GC_TASK_NAMES_SET.has(task.event.name)) attributableURL = 'Browser GC';
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else attributableURL = 'Unattributable';
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}
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return attributableURL;
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}
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/**
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* @param {LH.Artifacts.TaskNode[]} tasks
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* @param {Array<LH.Artifacts.NetworkRequest>} networkRecords
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* @return {Map<string, Record<string, number>>}
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*/
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function getExecutionTimingsByURL(tasks, networkRecords) {
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const jsURLs = getJavaScriptURLs(networkRecords);
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/** @type {Map<string, Record<string, number>>} */
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const result = new Map();
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for (const task of tasks) {
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const attributableURL = getAttributableURLForTask(task, jsURLs);
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const timingByGroupId = result.get(attributableURL) || {};
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const originalTime = timingByGroupId[task.group.id] || 0;
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timingByGroupId[task.group.id] = originalTime + task.selfTime;
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result.set(attributableURL, timingByGroupId);
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}
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return result;
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}
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export {
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getJavaScriptURLs,
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getAttributableURLForTask,
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getExecutionTimingsByURL,
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};
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