34 lines
1.2 KiB
JavaScript
34 lines
1.2 KiB
JavaScript
"use strict";
|
|
exports.__esModule = true;
|
|
// Mediocre shim
|
|
var Worker;
|
|
var workerAdd = ";var __w=require('worker_threads');__w.parentPort.on('message',function(m){onmessage({data:m})}),postMessage=function(m,t){__w.parentPort.postMessage(m,t)},close=process.exit;self=global";
|
|
try {
|
|
Worker = require('worker_threads').Worker;
|
|
}
|
|
catch (e) {
|
|
}
|
|
exports["default"] = Worker ? function (c, _, msg, transfer, cb) {
|
|
var done = false;
|
|
var w = new Worker(c + workerAdd, { eval: true })
|
|
.on('error', function (e) { return cb(e, null); })
|
|
.on('message', function (m) { return cb(null, m); })
|
|
.on('exit', function (c) {
|
|
if (c && !done)
|
|
cb(new Error('exited with code ' + c), null);
|
|
});
|
|
w.postMessage(msg, transfer);
|
|
w.terminate = function () {
|
|
done = true;
|
|
return Worker.prototype.terminate.call(w);
|
|
};
|
|
return w;
|
|
} : function (_, __, ___, ____, cb) {
|
|
setImmediate(function () { return cb(new Error('async operations unsupported - update to Node 12+ (or Node 10-11 with the --experimental-worker CLI flag)'), null); });
|
|
var NOP = function () { };
|
|
return {
|
|
terminate: NOP,
|
|
postMessage: NOP
|
|
};
|
|
};
|