Function getExpectedChecksum

scripts/install.js:263–286

(archiveName, checksumsDir)

}

function getExpectedChecksum(archiveName, checksumsDir) {
  const dir = checksumsDir || path.join(__dirname, "..");
  const checksumsPath = path.join(dir, "checksums.txt");

  if (!fs.existsSync(checksumsPath)) {
    console.error(
      "[WARN] checksums.txt not found, skipping checksum verification"
    );
    return null;
  }

  const content = fs.readFileSync(checksumsPath, "utf8");
  for (const line of content.split("\n")) {
    const trimmed = line.trim();
    if (!trimmed) continue;
    const idx = trimmed.indexOf("  ");
    if (idx === -1) continue;
    const hash = trimmed.slice(0, idx);
    const name = trimmed.slice(idx + 2);
    if (name === archiveName) return hash;
  }

  throw new Error(`Checksum entry not found for ${archiveName}`);
}

function verifyChecksum(archivePath, expectedHash) {
  if (expectedHash === null) return;