Files
Portfolio/scripts/lib/bundle-budgets.mjs

52 lines
2.3 KiB
JavaScript

export const PERFORMANCE_BUDGETS = Object.freeze({
initialHtmlCriticalCss: 100 * 1024,
initialApplicationJs: 120 * 1024,
heroPoster: 220 * 1024,
initialFonts: 120 * 1024,
firstLiveScene: 650 * 1024,
projectVideo: 2.5 * 1024 * 1024,
projectVideoDurationSeconds: 10,
projectVideoWidth: 1280,
projectVideoHeight: 720,
projectStill: 400 * 1024,
chart: 100 * 1024,
deferredProjectVisuals: 2.5 * 1024 * 1024,
highTierExtras: 750 * 1024,
deferredNonVideo: 3.5 * 1024 * 1024,
imageSceneConcurrency: 2,
videoConcurrency: 1,
mobileTextureDimension: 2048,
lowTierGpuEstimate: 96 * 1024 * 1024,
highTierGpuEstimate: 192 * 1024 * 1024,
});
export const classifyArtifact = (path, source = '') => {
if (path === 'index.html') return 'initial-html';
if (/^assets\/index-[^/]+\.css$/u.test(path)) return 'critical-css';
if (/^assets\/index-[^/]+\.js$/u.test(path) && /import\(/u.test(source)) return 'initial-application-js';
if (/^assets\/environment-[^/]+\.js$/u.test(path)) return 'first-live-scene';
if (/\.(?:woff2?|ttf|otf)$/u.test(path)) return 'initial-fonts';
if (/^assets\/hero-[^/]+\.(?:avif|webp|png|jpe?g)$/u.test(path)) return 'hero-poster';
if (/^assets\/project-[^/]+\.(?:webm|mp4)$/u.test(path)) return 'project-video';
if (/^assets\/project-[^/]*chart[^/]*\.(?:avif|webp|png|jpe?g)$/u.test(path)) return 'chart';
if (/^assets\/project-[^/]+\.(?:avif|webp|png|jpe?g|svg)$/u.test(path)) return 'project-still';
if (/^(?:robots\.txt|sitemap\.xml|_headers\.example|_redirects\.example)$/u.test(path)) return 'release-metadata';
throw new Error(`Artifact is unclassified: ${path}`);
};
const thresholdByTotal = Object.freeze({
initialHtmlCriticalCss: PERFORMANCE_BUDGETS.initialHtmlCriticalCss,
initialApplicationJs: PERFORMANCE_BUDGETS.initialApplicationJs,
heroPoster: PERFORMANCE_BUDGETS.heroPoster,
initialFonts: PERFORMANCE_BUDGETS.initialFonts,
firstLiveScene: PERFORMANCE_BUDGETS.firstLiveScene,
deferredProjectVisuals: PERFORMANCE_BUDGETS.deferredProjectVisuals,
deferredNonVideo: PERFORMANCE_BUDGETS.deferredNonVideo,
});
export const evaluateBudgetTotals = (totals) => ({
violations: Object.entries(thresholdByTotal)
.filter(([budget, threshold]) => (totals[budget] ?? 0) > threshold)
.map(([budget, threshold]) => ({ budget, actual: totals[budget], threshold })),
});