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⚡ perf: Optimize seo-crawl-audit script with async file reads #32

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⚡ perf: Optimize seo-crawl-audit script with async file reads #32

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12 changes: 8 additions & 4 deletions seo-crawl-audit.mjs
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
// Full dist/ crawl audit: link graph, orphans, depth, metas, schema, broken links
import { readdirSync, readFileSync, existsSync } from 'node:fs';
import { readdirSync, readFileSync, existsSync, promises as fsPromises } from 'node:fs';
import { join, relative } from 'node:path';

const DIST = 'dist';
Expand Down Expand Up @@ -28,9 +28,9 @@ const norm = (href) => {
return href;
};

for (const f of files) {
const fileData = await Promise.all(files.map(async (f) => {
const rel = '/' + relative(DIST, f).replace(/index\.html$/, '').replace(/\.html$/, '/');
const html = readFileSync(f, 'utf8');
const html = await fsPromises.readFile(f, 'utf8');
const title = (html.match(/<title[^>]*>([\s\S]*?)<\/title>/) || [])[1]?.trim() || '';
const desc = (html.match(/<meta name="description" content="([^"]*)"/) || [])[1] || '';
const canonical = (html.match(/<link rel="canonical" href="([^"]*)"/) || [])[1] || '';
Expand All @@ -53,7 +53,11 @@ for (const f of files) {
.flat();
const body = html.replace(/<script[\s\S]*?<\/script>/g, '').replace(/<style[\s\S]*?<\/style>/g, '').replace(/<[^>]+>/g, ' ');
const words = body.split(/\s+/).filter(Boolean).length;
pages.set(rel, { title, desc, canonical, h1, robots, links: [...new Set(links)], schemaTypes, words, file: f });
return { rel, data: { title, desc, canonical, h1, robots, links: [...new Set(links)], schemaTypes, words, file: f } };
}));

for (const { rel, data } of fileData) {
pages.set(rel, data);
}

const paths = new Set(pages.keys());
Expand Down