@vercel/fun/dist/src/install-node.js

Local Lambda development environment

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.generateNodeTarballUrl = generateNodeTarballUrl;
exports.installNode = installNode;
const tar_1 = require("tar");
const node_fetch_1 = __importDefault(require("node-fetch"));
const debug_1 = __importDefault(require("debug"));
const node_zlib_1 = require("node:zlib");
const promises_1 = require("node:stream/promises");
const node_path_1 = require("node:path");
const node_fs_1 = require("node:fs");
const semver_1 = require("semver");
const unzip_1 = require("./unzip");
const debug = (0, debug_1.default)('@vercel/fun:install-node');
function generateNodeTarballUrl(version, platform = process.platform, arch = process.arch) {
    if (!version.startsWith('v')) {
        version = `v${version}`;
    }
    let ext;
    let plat = platform;
    if (platform === 'win32') {
        ext = 'zip';
        plat = 'win';
    }
    else {
        ext = 'tar.gz';
    }
    return `https://nodejs.org/dist/${version}/node-${version}-${plat}-${arch}.${ext}`;
}
async function installNode(dest, version, platform = process.platform, arch = process.arch) {
    // For Apple M1, use the x64 binaries for v14 or less,
    // since there are no arm64 binaries for these versions
    if (platform === 'darwin' &&
        arch === 'arm64' &&
        (0, semver_1.satisfies)(version, '<= 14')) {
        arch = 'x64';
    }
    const tarballUrl = generateNodeTarballUrl(version, platform, arch);
    debug('Downloading Node.js %s tarball %o', version, tarballUrl);
    const res = await (0, node_fetch_1.default)(tarballUrl);
    if (!res.ok) {
        throw new Error(`HTTP request failed: ${res.status}`);
    }
    if (platform === 'win32') {
        // Put it in the `bin` dir for consistency with the tarballs
        const finalDest = (0, node_path_1.join)(dest, 'bin');
        const zipName = (0, node_path_1.basename)(tarballUrl);
        const zipPath = (0, node_path_1.join)(dest, zipName);
        debug('Saving Node.js %s zip file to %o', version, zipPath);
        await (0, promises_1.pipeline)(res.body, (0, node_fs_1.createWriteStream)(zipPath));
        debug('Extracting Node.js %s zip file to %o', version, finalDest);
        const zipFile = await (0, unzip_1.zipFromFile)(zipPath);
        await (0, unzip_1.unzip)(zipFile, finalDest, { strip: 1 });
    }
    else {
        debug('Extracting Node.js %s tarball to %o', version, dest);
        await (0, promises_1.pipeline)(res.body, (0, node_zlib_1.createGunzip)(), (0, tar_1.extract)({ strip: 1, C: dest }));
    }
}
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