Release Healer Man 0.1.32

scripts/content/precompress-static.mjs

@@ -0,0 +1,55 @@
+import { readdir, readFile, writeFile } from "node:fs/promises";
+import path from "node:path";
+import { promisify } from "node:util";
+import { fileURLToPath } from "node:url";
+import { brotliCompress, constants, gzip } from "node:zlib";
+
+const compressBrotli = promisify(brotliCompress);
+const compressGzip = promisify(gzip);
+const ELIGIBLE_EXTENSIONS = new Set([".css", ".js", ".json"]);
+const MINIMUM_BYTES = 1024;
+
+async function eligibleFiles(root) {
+  const files = [];
+  async function visit(directory) {
+    const entries = await readdir(directory, { withFileTypes: true });
+    for (const entry of entries) {
+      const filePath = path.join(directory, entry.name);
+      if (entry.isDirectory()) await visit(filePath);
+      else if (entry.isFile() && ELIGIBLE_EXTENSIONS.has(path.extname(entry.name).toLowerCase())) files.push(filePath);
+    }
+  }
+  await visit(root);
+  return files;
+}
+
+export async function precompressStatic(root) {
+  const files = await eligibleFiles(root);
+  let sourceBytes = 0;
+  let brotliBytes = 0;
+  let gzipBytes = 0;
+  let writtenFiles = 0;
+  for (const filePath of files) {
+    const source = await readFile(filePath);
+    if (source.length < MINIMUM_BYTES) continue;
+    const [brotli, gzipped] = await Promise.all([
+      compressBrotli(source, { params: { [constants.BROTLI_PARAM_QUALITY]: 6 } }),
+      compressGzip(source, { level: 9 }),
+    ]);
+    await Promise.all([
+      writeFile(`${filePath}.br`, brotli),
+      writeFile(`${filePath}.gz`, gzipped),
+    ]);
+    sourceBytes += source.length;
+    brotliBytes += brotli.length;
+    gzipBytes += gzipped.length;
+    writtenFiles += 2;
+  }
+  return { sourceFiles: writtenFiles / 2, writtenFiles, sourceBytes, brotliBytes, gzipBytes };
+}
+
+if (process.argv[1] && path.resolve(process.argv[1]) === path.resolve(fileURLToPath(import.meta.url))) {
+  const root = path.resolve(process.argv[2] ?? "dist");
+  const result = await precompressStatic(root);
+  console.log(JSON.stringify({ root, ...result }, null, 2));
+}