nobswebdev
32cd1bdb9e
Tor first loads drop from ~25 MB raw to ~5 MB on the wire; prod build writes .wasm.br sidecars and Alpine nginx serves them under /assets with long-lived cache.
33 lines
1.1 KiB
JavaScript
33 lines
1.1 KiB
JavaScript
import { brotliCompressSync, constants as zlibConstants } from 'node:zlib';
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import { readdirSync, readFileSync, writeFileSync } from 'node:fs';
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import path from 'node:path';
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import { fileURLToPath } from 'node:url';
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const distAssetsDir = path.resolve(path.dirname(fileURLToPath(import.meta.url)), '../dist/assets');
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const brotliOptions = {
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params: {
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[zlibConstants.BROTLI_PARAM_QUALITY]: 11,
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[zlibConstants.BROTLI_PARAM_LGWIN]: 24
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}
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};
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const wasmFiles = readdirSync(distAssetsDir).filter(name => name.endsWith('.wasm'));
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if (wasmFiles.length === 0) {
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console.error('optimize-dist-wasm: no .wasm files in dist/assets');
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process.exit(1);
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}
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console.log('optimize-dist-wasm: brotli sidecars for', wasmFiles.length, 'file(s)');
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for (const fileName of wasmFiles) {
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const wasmPath = path.join(distAssetsDir, fileName);
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console.log('optimize-dist-wasm: brotli', wasmPath);
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const compressed = brotliCompressSync(readFileSync(wasmPath), brotliOptions);
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console.log('optimize-dist-wasm: compressed', compressed.length);
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writeFileSync(`${wasmPath}.br`, compressed);
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}
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