wehub-resource-sync
9b395f5cc3
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71 lines
3.0 KiB
JavaScript
71 lines
3.0 KiB
JavaScript
// npm package — fetch a single package's registry metadata.
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//
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// Hits `https://registry.npmjs.org/<pkg>` and projects the fields most useful
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// for an agent: name, latest version, description, license, homepage,
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// repository, bug tracker, maintainers, last-modified time. Download stats
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// are intentionally separate (see `npm downloads`) so failure modes don't get
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// silently folded into a registry-metadata response.
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import { cli, Strategy } from '@jackwener/opencli/registry';
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import { EmptyResultError } from '@jackwener/opencli/errors';
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import { NPM_REGISTRY, npmFetch, requirePackageName } from './utils.js';
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function repoUrl(repo) {
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if (!repo) return '';
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if (typeof repo === 'string') return repo;
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if (typeof repo === 'object' && typeof repo.url === 'string') {
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return repo.url.replace(/^git\+/, '').replace(/\.git$/, '');
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}
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return '';
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}
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function bugUrl(bugs) {
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if (!bugs) return '';
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if (typeof bugs === 'string') return bugs;
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if (typeof bugs === 'object' && typeof bugs.url === 'string') return bugs.url;
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return '';
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}
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cli({
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site: 'npm',
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name: 'package',
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access: 'read',
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description: 'Single npm package metadata (latest version, license, homepage, repository). Use `npm downloads` for stats.',
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domain: 'registry.npmjs.org',
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strategy: Strategy.PUBLIC,
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browser: false,
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args: [
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{ name: 'name', positional: true, required: true, help: 'npm package name (e.g. "react", "@vercel/og")' },
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],
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columns: [
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'name', 'latestVersion', 'description', 'license', 'homepage', 'repository',
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'bugs', 'maintainers', 'keywords', 'created', 'modified', 'url',
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],
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func: async (args) => {
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const name = requirePackageName(args.name);
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const body = await npmFetch(`${NPM_REGISTRY}/${name.split('/').map(encodeURIComponent).join('/')}`, `npm package ${name}`);
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const latest = body?.['dist-tags']?.latest;
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if (!latest) {
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throw new EmptyResultError('npm package', `npm registry has no latest version for "${name}".`);
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}
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const v = body?.versions?.[latest] ?? {};
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const maintainers = Array.isArray(body.maintainers)
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? body.maintainers.map((m) => (typeof m === 'object' && m ? m.name || m.email || '' : String(m))).filter(Boolean).join(', ')
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: '';
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const keywords = Array.isArray(v.keywords) ? v.keywords.join(', ') : '';
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return [{
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name: String(body.name ?? name),
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latestVersion: String(latest),
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description: String(v.description ?? body.description ?? ''),
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license: typeof v.license === 'string' ? v.license : (v.license?.type ?? ''),
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homepage: String(v.homepage ?? ''),
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repository: repoUrl(v.repository),
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bugs: bugUrl(v.bugs),
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maintainers,
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keywords,
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created: String(body.time?.created ?? '').slice(0, 10),
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modified: String(body.time?.modified ?? '').slice(0, 10),
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url: `https://www.npmjs.com/package/${name}`,
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}];
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},
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});
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