mirror of
https://github.com/2234839/web-font.git
synced 2026-04-30 21:53:36 +08:00
6f0e3d8e6b
name.js write 函数改用 view.setUint16 后未同步 writer.offset， 导致 name 字符串覆盖 header，name 表损坏。浏览器依赖 name 表 识别字体所以无法渲染，而 Node 端渲染不依赖 name 表所以基准 测试未检测到。 同时修复 cmap sizeof 动态计算记录头大小的问题。 Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
128 lines
3.9 KiB
TypeScript
128 lines
3.9 KiB
TypeScript
/**
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* 构建后端脚本
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* 1. 检测并下载 LLRT 二进制文件
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* 2. 运行 tsup 编译
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* 3. 使用 LLRT compile 生成 .lrt 文件
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*/
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import { execSync } from "node:child_process";
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import { existsSync } from "node:fs";
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import { mkdir, writeFile, rm } from "node:fs/promises";
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import { arch, platform } from "node:os";
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import { dirname, join } from "node:path";
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import { fileURLToPath } from "node:url";
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import { EnvHttpProxyAgent, setGlobalDispatcher } from "undici";
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/** 自动读取 http_proxy/https_proxy 环境变量配置全局代理 */
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const proxyUrl = process.env.https_proxy || process.env.HTTPS_PROXY
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|| process.env.http_proxy || process.env.HTTP_PROXY;
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if (proxyUrl) {
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setGlobalDispatcher(new EnvHttpProxyAgent());
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console.log(`Using proxy: ${proxyUrl}`);
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}
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const __dirname = dirname(fileURLToPath(import.meta.url));
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const ROOT_DIR = join(__dirname, "..");
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const LLRT_BIN = join(ROOT_DIR, "llrt");
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/** 映射 node arch 到 LLRT arch */
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function getLlrtArch() {
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const a = arch();
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if (a === "x64") return "x64";
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if (a === "arm64") return "arm64";
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throw new Error(`Unsupported architecture: ${a}`);
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}
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/** 映射 node platform 到 LLRT platform */
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function getLlrtPlatform() {
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const p = platform();
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if (p === "linux") return "linux";
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if (p === "darwin") return "darwin";
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if (p === "win32") return "windows";
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throw new Error(`Unsupported platform: ${p}`);
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}
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/** 确保 llrt 二进制文件存在，不存在则下载 */
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async function ensureLlrt() {
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if (existsSync(LLRT_BIN)) {
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console.log("LLRT binary found, skipping download.");
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return;
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}
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const llrtArch = getLlrtArch();
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const llrtPlatform = getLlrtPlatform();
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console.log("Fetching latest LLRT release version...");
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const res = await fetch("https://api.github.com/repos/awslabs/llrt/releases/latest");
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/** 响应数据 */
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const data = await res.json() as { tag_name: string };
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const version = data.tag_name;
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if (!version) {
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throw new Error("Failed to fetch latest LLRT version from GitHub");
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}
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console.log(`Latest LLRT version: ${version}`);
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const downloadUrl = `https://github.com/awslabs/llrt/releases/download/${version}/llrt-${llrtPlatform}-${llrtArch}.zip`;
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console.log(`Downloading from ${downloadUrl} ...`);
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const zipRes = await fetch(downloadUrl);
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if (!zipRes.ok) {
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throw new Error(`Failed to download LLRT: ${zipRes.status} ${zipRes.statusText}`);
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}
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/** 下载 zip 到临时文件 */
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const tmpDir = join(ROOT_DIR, ".tmp-llrt");
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await mkdir(tmpDir, { recursive: true });
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const zipPath = join(tmpDir, "llrt.zip");
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const arrayBuffer = await zipRes.arrayBuffer();
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await writeFile(zipPath, Buffer.from(arrayBuffer));
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/** 使用 unzip 命令解压（Node 内置没有 zip 解压） */
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const binaryName = platform() === "win32" ? "llrt.exe" : "llrt";
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execSync(`unzip -o -j "${zipPath}" "${binaryName}" -d "${ROOT_DIR}"`, {
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stdio: "inherit",
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});
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/** linux/mac 需要可执行权限 */
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if (platform() !== "win32") {
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execSync(`chmod +x "${LLRT_BIN}"`);
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}
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await rm(tmpDir, { recursive: true });
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console.log(`LLRT ${version} installed successfully.`);
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}
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/** 运行 tsup 编译 */
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function runTsup() {
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console.log("\n--- Running tsup build ---");
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execSync("pnpm tsup", { stdio: "inherit", cwd: ROOT_DIR });
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}
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/** 使用 LLRT compile 生成 .lrt 文件 */
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function runLlrtCompile() {
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console.log("\n--- Running LLRT compile ---");
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execSync(`${LLRT_BIN} compile ./dist_backend/backend/app.cjs ./dist_backend/app.lrt`, {
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stdio: "inherit",
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cwd: ROOT_DIR,
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});
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execSync(`${LLRT_BIN} compile "./dist_backend/基准测试_llrt.cjs" ./dist_backend/llrt_bench.lrt`, {
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stdio: "inherit",
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cwd: ROOT_DIR,
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});
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console.log("\nBackend build completed successfully!");
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}
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/** 主流程 */
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async function main() {
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await ensureLlrt();
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runTsup();
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runLlrtCompile();
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}
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main().catch((err) => {
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console.error(err);
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process.exit(1);
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});
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