mirror of
https://github.com/withastro/astro.git
synced 2024-12-16 21:46:22 -05:00
2f4ee560dd
* feat: add scripts action, bundle-size checker * chore: trigger action * fix: update prefix logic
81 lines
3 KiB
JavaScript
81 lines
3 KiB
JavaScript
import { build } from 'esbuild';
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const CLIENT_RUNTIME_PATH = 'packages/astro/src/runtime/client/';
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function formatBytes(bytes, decimals = 2) {
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if (bytes === 0) return '0 B';
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const k = 1024;
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const dm = decimals < 0 ? 0 : decimals;
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const sizes = ['B', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'];
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const i = Math.floor(Math.log(bytes) / Math.log(k));
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return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + ' ' + sizes[i];
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}
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export default async function checkBundleSize({ github, context }) {
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const PR_NUM = context.payload.pull_request.number;
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const SHA = context.payload.pull_request.head.sha;
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const { data: files } = await github.rest.pulls.listFiles({
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...context.repo,
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pull_number: PR_NUM,
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});
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const clientRuntimeFiles = files.filter(({ filename }) => filename.startsWith(CLIENT_RUNTIME_PATH));
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if (clientRuntimeFiles.length === 0) return;
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const table = [
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'| File | Old Size | New Size | Change |',
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'| ---- | -------- | -------- | ------ |',
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];
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const output = await bundle(clientRuntimeFiles);
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for (let [filename, { oldSize, newSize, sourceFile }] of Object.entries(output)) {
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filename = filename !== 'hmr' ? `client:${filename}` : filename;
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const prefix = (newSize - oldSize) === 0 ? '' : (newSize - oldSize) > 0 ? '+ ' : '- ';
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const change = `${prefix}${formatBytes(newSize - oldSize)}`;
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table.push(`| [\`${filename}\`](https://github.com/${context.repo.owner}/${context.repo.repo}/tree/${context.payload.pull_request.head.ref}/${sourceFile}) | ${formatBytes(oldSize)} | ${formatBytes(newSize)} | ${change} |`);
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}
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const { data: comments } = await github.rest.issues.listComments({
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...context.repo,
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issue_number: PR_NUM
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})
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const comment = comments.find(comment => comment.user.login === 'github-actions[bot]' && comment.body.includes('Bundle Size Check'));
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const method = comment ? 'updateComment' : 'createComment';
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const payload = comment ? { comment_id: comment.id } : { issue_number: PR_NUM };
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await github.rest.issues[method]({
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...context.repo,
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...payload,
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body: `### ⚖️ Bundle Size Check
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Latest commit: ${SHA}
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${table.join('\n')}`,
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});
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}
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async function bundle(files) {
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const { metafile } = await build({
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entryPoints: [...files.map(({ filename }) => filename), ...files.map(({ filename }) => `main/${filename}`)],
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bundle: true,
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minify: true,
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sourcemap: false,
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target: ['es2018'],
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outdir: 'out',
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metafile: true,
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})
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return Object.entries(metafile.outputs).reduce((acc, [filename, info]) => {
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filename = filename.slice('out/'.length);
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if (filename.startsWith('main/')) {
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filename = filename.slice('main/'.length).replace(CLIENT_RUNTIME_PATH, '').replace('.js', '');
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const oldSize = info.bytes;
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return Object.assign(acc, { [filename]: Object.assign(acc[filename] ?? {}, { oldSize }) });
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}
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filename = filename.replace(CLIENT_RUNTIME_PATH, '').replace('.js', '');
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const newSize = info.bytes;
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return Object.assign(acc, { [filename]: Object.assign(acc[filename] ?? {}, { newSize, sourceFile: Object.keys(info.inputs).find(src => src.endsWith('.ts')) }) });
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}, {});
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}
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