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'use strict';
var node_crypto = require('node:crypto');
var fs = require('node:fs');
var node_module = require('node:module');
var path = require('node:path');
var node_url = require('node:url');
var node_worker_threads = require('node:worker_threads');
var core = require('@pkgr/core');
var __async = (__this, __arguments, generator) => {
return new Promise((resolve, reject) => {
var fulfilled = (value) => {
try {
step(generator.next(value));
} catch (e) {
reject(e);
}
};
var rejected = (value) => {
try {
step(generator.throw(value));
} catch (e) {
reject(e);
}
};
var step = (x) => x.done ? resolve(x.value) : Promise.resolve(x.value).then(fulfilled, rejected);
step((generator = generator.apply(__this, __arguments)).next());
});
};
const import_meta = {};
const TsRunner = {
// https://github.com/TypeStrong/ts-node
TsNode: "ts-node",
// https://github.com/egoist/esbuild-register
EsbuildRegister: "esbuild-register",
// https://github.com/folke/esbuild-runner
EsbuildRunner: "esbuild-runner",
// https://github.com/swc-project/swc-node/tree/master/packages/register
SWC: "swc",
// https://github.com/esbuild-kit/tsx
TSX: "tsx"
};
const {
SYNCKIT_BUFFER_SIZE,
SYNCKIT_TIMEOUT,
SYNCKIT_EXEC_ARGV,
SYNCKIT_TS_RUNNER,
SYNCKIT_GLOBAL_SHIMS,
NODE_OPTIONS
} = process.env;
const DEFAULT_BUFFER_SIZE = SYNCKIT_BUFFER_SIZE ? +SYNCKIT_BUFFER_SIZE : void 0;
const DEFAULT_TIMEOUT = SYNCKIT_TIMEOUT ? +SYNCKIT_TIMEOUT : void 0;
const DEFAULT_WORKER_BUFFER_SIZE = DEFAULT_BUFFER_SIZE || 1024;
const DEFAULT_EXEC_ARGV = (SYNCKIT_EXEC_ARGV == null ? void 0 : SYNCKIT_EXEC_ARGV.split(",")) || [];
const DEFAULT_TS_RUNNER = SYNCKIT_TS_RUNNER;
const DEFAULT_GLOBAL_SHIMS = ["1", "true"].includes(
SYNCKIT_GLOBAL_SHIMS
);
const DEFAULT_GLOBAL_SHIMS_PRESET = [
{
moduleName: "node-fetch",
globalName: "fetch"
},
{
moduleName: "node:perf_hooks",
globalName: "performance",
named: "performance"
}
];
const MTS_SUPPORTED_NODE_VERSION = 16;
const syncFnCache = /* @__PURE__ */ new Map();
function extractProperties(object) {
if (object && typeof object === "object") {
const properties = {};
for (const key in object) {
properties[key] = object[key];
}
return properties;
}
}
function createSyncFn(workerPath, bufferSizeOrOptions, timeout) {
if (!path.isAbsolute(workerPath)) {
throw new Error("`workerPath` must be absolute");
}
const cachedSyncFn = syncFnCache.get(workerPath);
if (cachedSyncFn) {
return cachedSyncFn;
}
const syncFn = startWorkerThread(
workerPath,
/* istanbul ignore next */
typeof bufferSizeOrOptions === "number" ? { bufferSize: bufferSizeOrOptions, timeout } : bufferSizeOrOptions
);
syncFnCache.set(workerPath, syncFn);
return syncFn;
}
const cjsRequire = typeof require === "undefined" ? node_module.createRequire(import_meta.url) : (
/* istanbul ignore next */
require
);
const dataUrl = (code) => new URL(`data:text/javascript,${encodeURIComponent(code)}`);
const isFile = (path2) => {
var _a;
try {
return !!((_a = fs.statSync(path2, { throwIfNoEntry: false })) == null ? void 0 : _a.isFile());
} catch (e) {
return false;
}
};
const setupTsRunner = (workerPath, { execArgv, tsRunner }) => {
let ext = path.extname(workerPath);
if (!/[/\\]node_modules[/\\]/.test(workerPath) && (!ext || /^\.[cm]?js$/.test(ext))) {
const workPathWithoutExt = ext ? workerPath.slice(0, -ext.length) : workerPath;
let extensions;
switch (ext) {
case ".cjs": {
extensions = [".cts", ".cjs"];
break;
}
case ".mjs": {
extensions = [".mts", ".mjs"];
break;
}
default: {
extensions = [".ts", ".js"];
break;
}
}
const found = core.tryExtensions(workPathWithoutExt, extensions);
let differentExt;
if (found && (!ext || (differentExt = found !== workPathWithoutExt))) {
workerPath = found;
if (differentExt) {
ext = path.extname(workerPath);
}
}
}
const isTs = /\.[cm]?ts$/.test(workerPath);
let jsUseEsm = workerPath.endsWith(".mjs");
let tsUseEsm = workerPath.endsWith(".mts");
if (isTs) {
if (!tsUseEsm) {
const pkg = core.findUp(workerPath);
if (pkg) {
tsUseEsm = cjsRequire(pkg).type === "module";
}
}
if (tsRunner == null && core.isPkgAvailable(TsRunner.TsNode)) {
tsRunner = TsRunner.TsNode;
}
switch (tsRunner) {
case TsRunner.TsNode: {
if (tsUseEsm) {
if (!execArgv.includes("--loader")) {
execArgv = ["--loader", `${TsRunner.TsNode}/esm`, ...execArgv];
}
} else if (!execArgv.includes("-r")) {
execArgv = ["-r", `${TsRunner.TsNode}/register`, ...execArgv];
}
break;
}
case TsRunner.EsbuildRegister: {
if (!execArgv.includes("-r")) {
execArgv = ["-r", TsRunner.EsbuildRegister, ...execArgv];
}
break;
}
case TsRunner.EsbuildRunner: {
if (!execArgv.includes("-r")) {
execArgv = ["-r", `${TsRunner.EsbuildRunner}/register`, ...execArgv];
}
break;
}
case TsRunner.SWC: {
if (!execArgv.includes("-r")) {
execArgv = ["-r", `@${TsRunner.SWC}-node/register`, ...execArgv];
}
break;
}
case TsRunner.TSX: {
if (!execArgv.includes("--loader")) {
execArgv = ["--loader", TsRunner.TSX, ...execArgv];
}
break;
}
default: {
throw new Error(`Unknown ts runner: ${String(tsRunner)}`);
}
}
} else if (!jsUseEsm) {
const pkg = core.findUp(workerPath);
if (pkg) {
jsUseEsm = cjsRequire(pkg).type === "module";
}
}
if (process.versions.pnp) {
const nodeOptions = NODE_OPTIONS == null ? void 0 : NODE_OPTIONS.split(/\s+/);
let pnpApiPath;
try {
pnpApiPath = cjsRequire.resolve("pnpapi");
} catch (e) {
}
if (pnpApiPath && !(nodeOptions == null ? void 0 : nodeOptions.some(
(option, index) => ["-r", "--require"].includes(option) && pnpApiPath === cjsRequire.resolve(nodeOptions[index + 1])
)) && !execArgv.includes(pnpApiPath)) {
execArgv = ["-r", pnpApiPath, ...execArgv];
const pnpLoaderPath = path.resolve(pnpApiPath, "../.pnp.loader.mjs");
if (isFile(pnpLoaderPath)) {
const experimentalLoader = node_url.pathToFileURL(pnpLoaderPath).toString();
execArgv = ["--experimental-loader", experimentalLoader, ...execArgv];
}
}
}
return {
ext,
isTs,
jsUseEsm,
tsRunner,
tsUseEsm,
workerPath,
execArgv
};
};
const md5Hash = (text) => node_crypto.createHash("md5").update(text).digest("hex");
const encodeImportModule = (moduleNameOrGlobalShim, type = "import") => {
const { moduleName, globalName, named, conditional } = typeof moduleNameOrGlobalShim === "string" ? { moduleName: moduleNameOrGlobalShim } : moduleNameOrGlobalShim;
const importStatement = type === "import" ? `import${globalName ? " " + (named === null ? "* as " + globalName : (named == null ? void 0 : named.trim()) ? `{${named}}` : globalName) + " from" : ""} '${path.isAbsolute(moduleName) ? String(node_url.pathToFileURL(moduleName)) : moduleName}'` : `${globalName ? "const " + ((named == null ? void 0 : named.trim()) ? `{${named}}` : globalName) + "=" : ""}require('${moduleName.replace(/\\/g, "\\\\")}')`;
if (!globalName) {
return importStatement;
}
const overrideStatement = `globalThis.${globalName}=${(named == null ? void 0 : named.trim()) ? named : globalName}`;
return importStatement + (conditional === false ? `;${overrideStatement}` : `;if(!globalThis.${globalName})${overrideStatement}`);
};
const _generateGlobals = (globalShims, type) => globalShims.reduce(
(acc, shim) => `${acc}${acc ? ";" : ""}${encodeImportModule(shim, type)}`,
""
);
const globalsCache = /* @__PURE__ */ new Map();
let tmpdir;
const _dirname = typeof __dirname === "undefined" ? path.dirname(node_url.fileURLToPath(import_meta.url)) : (
/* istanbul ignore next */
__dirname
);
const generateGlobals = (workerPath, globalShims, type = "import") => {
const cached = globalsCache.get(workerPath);
if (cached) {
const [content2, filepath2] = cached;
if (type === "require" && !filepath2 || type === "import" && filepath2 && isFile(filepath2)) {
return content2;
}
}
const globals = _generateGlobals(globalShims, type);
let content = globals;
let filepath;
if (type === "import") {
if (!tmpdir) {
tmpdir = path.resolve(core.findUp(_dirname), "../node_modules/.synckit");
}
fs.mkdirSync(tmpdir, { recursive: true });
filepath = path.resolve(tmpdir, md5Hash(workerPath) + ".mjs");
content = encodeImportModule(filepath);
fs.writeFileSync(filepath, globals);
}
globalsCache.set(workerPath, [content, filepath]);
return content;
};
function startWorkerThread(workerPath, {
bufferSize = DEFAULT_WORKER_BUFFER_SIZE,
timeout = DEFAULT_TIMEOUT,
execArgv = DEFAULT_EXEC_ARGV,
tsRunner = DEFAULT_TS_RUNNER,
transferList = [],
globalShims = DEFAULT_GLOBAL_SHIMS
} = {}) {
const { port1: mainPort, port2: workerPort } = new node_worker_threads.MessageChannel();
const {
isTs,
ext,
jsUseEsm,
tsUseEsm,
tsRunner: finalTsRunner,
workerPath: finalWorkerPath,
execArgv: finalExecArgv
} = setupTsRunner(workerPath, { execArgv, tsRunner });
const workerPathUrl = node_url.pathToFileURL(finalWorkerPath);
if (/\.[cm]ts$/.test(finalWorkerPath)) {
const isTsxSupported = !tsUseEsm || Number.parseFloat(process.versions.node) >= MTS_SUPPORTED_NODE_VERSION;
if (!finalTsRunner) {
throw new Error("No ts runner specified, ts worker path is not supported");
} else if ([
// https://github.com/egoist/esbuild-register/issues/79
TsRunner.EsbuildRegister,
// https://github.com/folke/esbuild-runner/issues/67
TsRunner.EsbuildRunner,
// https://github.com/swc-project/swc-node/issues/667
TsRunner.SWC,
.../* istanbul ignore next */
isTsxSupported ? [] : [TsRunner.TSX]
].includes(finalTsRunner)) {
throw new Error(
`${finalTsRunner} is not supported for ${ext} files yet` + /* istanbul ignore next */
(isTsxSupported ? ", you can try [tsx](https://github.com/esbuild-kit/tsx) instead" : "")
);
}
}
const finalGlobalShims = (globalShims === true ? DEFAULT_GLOBAL_SHIMS_PRESET : Array.isArray(globalShims) ? globalShims : []).filter(({ moduleName }) => core.isPkgAvailable(moduleName));
const useGlobals = finalGlobalShims.length > 0;
const useEval = isTs ? !tsUseEsm : !jsUseEsm && useGlobals;
const worker = new node_worker_threads.Worker(
jsUseEsm && useGlobals || tsUseEsm && finalTsRunner === TsRunner.TsNode ? dataUrl(
`${generateGlobals(
finalWorkerPath,
finalGlobalShims
)};import '${String(workerPathUrl)}'`
) : useEval ? `${generateGlobals(
finalWorkerPath,
finalGlobalShims,
"require"
)};${encodeImportModule(finalWorkerPath, "require")}` : workerPathUrl,
{
eval: useEval,
workerData: { workerPort },
transferList: [workerPort, ...transferList],
execArgv: finalExecArgv
}
);
let nextID = 0;
const syncFn = (...args) => {
const id = nextID++;
const sharedBuffer = new SharedArrayBuffer(bufferSize);
const sharedBufferView = new Int32Array(sharedBuffer);
const msg = { sharedBuffer, id, args };
worker.postMessage(msg);
const status = Atomics.wait(sharedBufferView, 0, 0, timeout);
if (!["ok", "not-equal"].includes(status)) {
throw new Error("Internal error: Atomics.wait() failed: " + status);
}
const {
id: id2,
result,
error,
properties
} = node_worker_threads.receiveMessageOnPort(mainPort).message;
if (id !== id2) {
throw new Error(`Internal error: Expected id ${id} but got id ${id2}`);
}
if (error) {
throw Object.assign(error, properties);
}
return result;
};
worker.unref();
return syncFn;
}
function runAsWorker(fn) {
if (!node_worker_threads.workerData) {
return;
}
const { workerPort } = node_worker_threads.workerData;
node_worker_threads.parentPort.on(
"message",
({ sharedBuffer, id, args }) => {
(() => __async(this, null, function* () {
const sharedBufferView = new Int32Array(sharedBuffer);
let msg;
try {
msg = { id, result: yield fn(...args) };
} catch (error) {
msg = { id, error, properties: extractProperties(error) };
}
workerPort.postMessage(msg);
Atomics.add(sharedBufferView, 0, 1);
Atomics.notify(sharedBufferView, 0);
}))();
}
);
}
exports.DEFAULT_BUFFER_SIZE = DEFAULT_BUFFER_SIZE;
exports.DEFAULT_EXEC_ARGV = DEFAULT_EXEC_ARGV;
exports.DEFAULT_GLOBAL_SHIMS = DEFAULT_GLOBAL_SHIMS;
exports.DEFAULT_GLOBAL_SHIMS_PRESET = DEFAULT_GLOBAL_SHIMS_PRESET;
exports.DEFAULT_TIMEOUT = DEFAULT_TIMEOUT;
exports.DEFAULT_TS_RUNNER = DEFAULT_TS_RUNNER;
exports.DEFAULT_WORKER_BUFFER_SIZE = DEFAULT_WORKER_BUFFER_SIZE;
exports.MTS_SUPPORTED_NODE_VERSION = MTS_SUPPORTED_NODE_VERSION;
exports.TsRunner = TsRunner;
exports._generateGlobals = _generateGlobals;
exports.createSyncFn = createSyncFn;
exports.encodeImportModule = encodeImportModule;
exports.extractProperties = extractProperties;
exports.generateGlobals = generateGlobals;
exports.isFile = isFile;
exports.runAsWorker = runAsWorker;