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>
72 lines
2 KiB
Text
72 lines
2 KiB
Text
/**
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* @license
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* Copyright 2018 Google LLC
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* SPDX-License-Identifier: Apache-2.0
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*/
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import {Audit} from './audit.js';
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import {TimingSummary} from '../computed/metrics/timing-summary.js';
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/** @type {Set<keyof LH.Artifacts.TimingSummary>} */
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const DECIMAL_METRIC_KEYS = new Set([
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'cumulativeLayoutShift',
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'cumulativeLayoutShiftMainFrame',
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'observedCumulativeLayoutShift',
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'observedCumulativeLayoutShiftMainFrame',
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]);
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class Metrics extends Audit {
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/**
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* @return {LH.Audit.Meta}
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*/
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static get meta() {
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return {
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id: 'metrics',
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scoreDisplayMode: Audit.SCORING_MODES.INFORMATIVE,
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title: 'Metrics',
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description: 'Collects all available metrics.',
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supportedModes: ['navigation'],
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requiredArtifacts: ['Trace', 'DevtoolsLog', 'GatherContext', 'URL', 'SourceMaps'],
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};
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}
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/**
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* @param {LH.Artifacts} artifacts
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* @param {LH.Audit.Context} context
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* @return {Promise<LH.Audit.Product>}
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*/
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static async audit(artifacts, context) {
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const settings = context.settings;
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const gatherContext = artifacts.GatherContext;
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const trace = artifacts.Trace;
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const devtoolsLog = artifacts.DevtoolsLog;
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const {URL, SourceMaps} = artifacts;
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const summary = await TimingSummary
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.request({trace, devtoolsLog, gatherContext, settings, URL, SourceMaps}, context);
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const metrics = summary.metrics;
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const debugInfo = summary.debugInfo;
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for (const [name, value] of Object.entries(metrics)) {
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const key = /** @type {keyof LH.Artifacts.TimingSummary} */ (name);
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if (typeof value === 'number' && !DECIMAL_METRIC_KEYS.has(key)) {
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metrics[key] = Math.round(value);
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}
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}
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/** @type {LH.Audit.Details.DebugData} */
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const details = {
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type: 'debugdata',
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// TODO: Consider not nesting metrics under `items`.
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items: [metrics, debugInfo],
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};
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return {
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score: 1,
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numericValue: metrics.interactive || 0,
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numericUnit: 'millisecond',
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details,
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};
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}
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}
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export default Metrics;
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